class sun.nio.ch.DatagramChannelImpl extends java.nio.channels.DatagramChannel implements sun.nio.ch.SelChImpl
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: sun.nio.ch.DatagramChannelImpl
  super_class: java.nio.channels.DatagramChannel
{
  private static sun.nio.ch.NativeDispatcher nd;
    descriptor: Lsun/nio/ch/NativeDispatcher;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC

  private final java.net.ProtocolFamily family;
    descriptor: Ljava/net/ProtocolFamily;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.io.FileDescriptor fd;
    descriptor: Ljava/io/FileDescriptor;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int fdVal;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private java.net.InetAddress cachedSenderInetAddress;
    descriptor: Ljava/net/InetAddress;
    flags: (0x0002) ACC_PRIVATE

  private int cachedSenderPort;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private final java.util.concurrent.locks.ReentrantLock readLock;
    descriptor: Ljava/util/concurrent/locks/ReentrantLock;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.concurrent.locks.ReentrantLock writeLock;
    descriptor: Ljava/util/concurrent/locks/ReentrantLock;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.Object stateLock;
    descriptor: Ljava/lang/Object;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private static final int ST_UNCONNECTED;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 0

  private static final int ST_CONNECTED;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 1

  private static final int ST_CLOSING;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 2

  private static final int ST_CLOSED;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 3

  private int state;
    descriptor: I
    flags: (0x0002) ACC_PRIVATE

  private long readerThread;
    descriptor: J
    flags: (0x0002) ACC_PRIVATE

  private long writerThread;
    descriptor: J
    flags: (0x0002) ACC_PRIVATE

  private java.net.InetSocketAddress localAddress;
    descriptor: Ljava/net/InetSocketAddress;
    flags: (0x0002) ACC_PRIVATE

  private java.net.InetSocketAddress remoteAddress;
    descriptor: Ljava/net/InetSocketAddress;
    flags: (0x0002) ACC_PRIVATE

  private java.net.DatagramSocket socket;
    descriptor: Ljava/net/DatagramSocket;
    flags: (0x0002) ACC_PRIVATE

  private sun.nio.ch.MembershipRegistry registry;
    descriptor: Lsun/nio/ch/MembershipRegistry;
    flags: (0x0002) ACC_PRIVATE

  private boolean reuseAddressEmulated;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  private boolean isReuseAddress;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  private java.net.SocketAddress sender;
    descriptor: Ljava/net/SocketAddress;
    flags: (0x0002) ACC_PRIVATE

  static final boolean $assertionsDisabled;
    descriptor: Z
    flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 66
            ldc Lsun/nio/ch/DatagramChannelImpl;
            invokevirtual java.lang.Class.desiredAssertionStatus:()Z
            ifne 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: putstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
         3: .line 71
            new sun.nio.ch.DatagramDispatcher
            dup
            invokespecial sun.nio.ch.DatagramDispatcher.<init>:()V
            putstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
         4: .line 1379
            invokestatic sun.nio.ch.IOUtil.load:()V
         5: .line 1380
            invokestatic sun.nio.ch.DatagramChannelImpl.initIDs:()V
         6: .line 1381
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public void <init>(java.nio.channels.spi.SelectorProvider);
    descriptor: (Ljava/nio/channels/spi/SelectorProvider;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.channels.spi.SelectorProvider sp
         0: .line 129
            aload 0 /* this */
            aload 1 /* sp */
            invokespecial java.nio.channels.DatagramChannel.<init>:(Ljava/nio/channels/spi/SelectorProvider;)V
         1: .line 86
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
         2: .line 89
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
         3: .line 93
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
         4: .line 130
            invokestatic sun.net.ResourceManager.beforeUdpCreate:()V
         5: .line 132
            aload 0 /* this */
            invokestatic sun.nio.ch.Net.isIPv6Available:()Z
            ifeq 7
         6: .line 133
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            goto 8
         7: .line 134
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider
      StackMap stack: sun.nio.ch.DatagramChannelImpl
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
         8: .line 132
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider
      StackMap stack: sun.nio.ch.DatagramChannelImpl java.net.StandardProtocolFamily
            putfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
         9: .line 135
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            iconst_0
            invokestatic sun.nio.ch.Net.socket:(Ljava/net/ProtocolFamily;Z)Ljava/io/FileDescriptor;
            putfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
        10: .line 136
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokestatic sun.nio.ch.IOUtil.fdVal:(Ljava/io/FileDescriptor;)I
            putfield sun.nio.ch.DatagramChannelImpl.fdVal:I
        11: .line 137
            goto 15
      StackMap locals:
      StackMap stack: java.io.IOException
        12: astore 2 /* ioe */
        start local 2 // java.io.IOException ioe
        13: .line 138
            invokestatic sun.net.ResourceManager.afterUdpClose:()V
        14: .line 139
            aload 2 /* ioe */
            athrow
        end local 2 // java.io.IOException ioe
        15: .line 141
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.nio.channels.spi.SelectorProvider sp
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   16     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0   16     1    sp  Ljava/nio/channels/spi/SelectorProvider;
           13   15     2   ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           5    11      12  Class java.io.IOException
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      sp    

  public void <init>(java.nio.channels.spi.SelectorProvider, java.net.ProtocolFamily);
    descriptor: (Ljava/nio/channels/spi/SelectorProvider;Ljava/net/ProtocolFamily;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.channels.spi.SelectorProvider sp
        start local 2 // java.net.ProtocolFamily family
         0: .line 146
            aload 0 /* this */
            aload 1 /* sp */
            invokespecial java.nio.channels.DatagramChannel.<init>:(Ljava/nio/channels/spi/SelectorProvider;)V
         1: .line 86
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
         2: .line 89
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
         3: .line 93
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
         4: .line 147
            aload 2 /* family */
            ldc "'family' is null"
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
            pop
         5: .line 148
            aload 2 /* family */
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpeq 8
         6: .line 149
            aload 2 /* family */
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpeq 8
         7: .line 150
            new java.lang.UnsupportedOperationException
            dup
            ldc "Protocol family not supported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 152
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider java.net.ProtocolFamily
      StackMap stack:
            aload 2 /* family */
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 11
         9: .line 153
            invokestatic sun.nio.ch.Net.isIPv6Available:()Z
            ifne 11
        10: .line 154
            new java.lang.UnsupportedOperationException
            dup
            ldc "IPv6 not available"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 158
      StackMap locals:
      StackMap stack:
            invokestatic sun.net.ResourceManager.beforeUdpCreate:()V
        12: .line 160
            aload 0 /* this */
            aload 2 /* family */
            putfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
        13: .line 161
            aload 0 /* this */
            aload 2 /* family */
            iconst_0
            invokestatic sun.nio.ch.Net.socket:(Ljava/net/ProtocolFamily;Z)Ljava/io/FileDescriptor;
            putfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
        14: .line 162
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokestatic sun.nio.ch.IOUtil.fdVal:(Ljava/io/FileDescriptor;)I
            putfield sun.nio.ch.DatagramChannelImpl.fdVal:I
        15: .line 163
            goto 19
      StackMap locals:
      StackMap stack: java.io.IOException
        16: astore 3 /* ioe */
        start local 3 // java.io.IOException ioe
        17: .line 164
            invokestatic sun.net.ResourceManager.afterUdpClose:()V
        18: .line 165
            aload 3 /* ioe */
            athrow
        end local 3 // java.io.IOException ioe
        19: .line 167
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.net.ProtocolFamily family
        end local 1 // java.nio.channels.spi.SelectorProvider sp
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   20     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   20     1      sp  Ljava/nio/channels/spi/SelectorProvider;
            0   20     2  family  Ljava/net/ProtocolFamily;
           17   19     3     ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
          12    15      16  Class java.io.IOException
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      sp      
      family  

  public void <init>(java.nio.channels.spi.SelectorProvider, java.io.FileDescriptor);
    descriptor: (Ljava/nio/channels/spi/SelectorProvider;Ljava/io/FileDescriptor;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.channels.spi.SelectorProvider sp
        start local 2 // java.io.FileDescriptor fd
         0: .line 172
            aload 0 /* this */
            aload 1 /* sp */
            invokespecial java.nio.channels.DatagramChannel.<init>:(Ljava/nio/channels/spi/SelectorProvider;)V
         1: .line 86
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
         2: .line 89
            aload 0 /* this */
            new java.util.concurrent.locks.ReentrantLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantLock.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
         3: .line 93
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
         4: .line 175
            invokestatic sun.net.ResourceManager.beforeUdpCreate:()V
         5: .line 177
            aload 0 /* this */
            invokestatic sun.nio.ch.Net.isIPv6Available:()Z
            ifeq 7
         6: .line 178
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            goto 8
         7: .line 179
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider java.io.FileDescriptor
      StackMap stack: sun.nio.ch.DatagramChannelImpl
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
         8: .line 177
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider java.io.FileDescriptor
      StackMap stack: sun.nio.ch.DatagramChannelImpl java.net.StandardProtocolFamily
            putfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
         9: .line 180
            aload 0 /* this */
            aload 2 /* fd */
            putfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
        10: .line 181
            aload 0 /* this */
            aload 2 /* fd */
            invokestatic sun.nio.ch.IOUtil.fdVal:(Ljava/io/FileDescriptor;)I
            putfield sun.nio.ch.DatagramChannelImpl.fdVal:I
        11: .line 182
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
        12: .line 183
            aload 0 /* this */
            aload 2 /* fd */
            invokestatic sun.nio.ch.Net.localAddress:(Ljava/io/FileDescriptor;)Ljava/net/InetSocketAddress;
            putfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
        13: .line 182
            aload 3
            monitorexit
        14: goto 17
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider java.io.FileDescriptor java.lang.Object
      StackMap stack: java.lang.Throwable
        15: aload 3
            monitorexit
        16: athrow
        17: .line 185
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.io.FileDescriptor fd
        end local 1 // java.nio.channels.spi.SelectorProvider sp
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   18     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0   18     1    sp  Ljava/nio/channels/spi/SelectorProvider;
            0   18     2    fd  Ljava/io/FileDescriptor;
      Exception table:
        from    to  target  type
          12    14      15  any
          15    16      15  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      sp    
      fd    

  private void ensureOpen();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 189
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 2
         1: .line 190
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
         2: .line 191
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lsun/nio/ch/DatagramChannelImpl;
    Exceptions:
      throws java.nio.channels.ClosedChannelException

  public java.net.DatagramSocket socket();
    descriptor: ()Ljava/net/DatagramSocket;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 195
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 196
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.socket:Ljava/net/DatagramSocket;
            ifnonnull 3
         2: .line 197
            aload 0 /* this */
            aload 0 /* this */
            invokestatic sun.nio.ch.DatagramSocketAdaptor.create:(Lsun/nio/ch/DatagramChannelImpl;)Ljava/net/DatagramSocket;
            putfield sun.nio.ch.DatagramChannelImpl.socket:Ljava/net/DatagramSocket;
         3: .line 198
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.socket:Ljava/net/DatagramSocket;
            aload 1
            monitorexit
         4: areturn
         5: .line 195
      StackMap locals:
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         6: athrow
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     4       5  any
           5     6       5  any

  public java.net.SocketAddress getLocalAddress();
    descriptor: ()Ljava/net/SocketAddress;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 204
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 205
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         2: .line 207
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            invokestatic sun.nio.ch.Net.getRevealedLocalAddress:(Ljava/net/InetSocketAddress;)Ljava/net/InetSocketAddress;
            aload 1
            monitorexit
         3: areturn
         4: .line 204
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         5: athrow
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     3       4  any
           4     5       4  any
    Exceptions:
      throws java.io.IOException

  public java.net.SocketAddress getRemoteAddress();
    descriptor: ()Ljava/net/SocketAddress;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 213
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 214
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         2: .line 215
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            aload 1
            monitorexit
         3: areturn
         4: .line 213
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         5: athrow
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     3       4  any
           4     5       4  any
    Exceptions:
      throws java.io.IOException

  public <T> java.nio.channels.DatagramChannel setOption(java.net.SocketOption<T>, T);
    descriptor: (Ljava/net/SocketOption;Ljava/lang/Object;)Ljava/nio/channels/DatagramChannel;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=7, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.SocketOption name
        start local 2 // java.lang.Object value
         0: .line 223
            aload 1 /* name */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 224
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.supportedOptions:()Ljava/util/Set;
            aload 1 /* name */
            invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
            ifne 3
         2: .line 225
            new java.lang.UnsupportedOperationException
            dup
            new java.lang.StringBuilder
            dup
            ldc "'"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* name */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc "' not supported"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 226
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            invokeinterface java.net.SocketOption.type:()Ljava/lang/Class;
            aload 2 /* value */
            invokevirtual java.lang.Class.isInstance:(Ljava/lang/Object;)Z
            ifne 5
         4: .line 227
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Invalid value '"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 2 /* value */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc "'"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 229
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         6: .line 230
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         7: .line 232
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_TOS:Ljava/net/SocketOption;
            if_acmpeq 10
         8: .line 233
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_TTL:Ljava/net/SocketOption;
            if_acmpeq 10
         9: .line 234
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_LOOP:Ljava/net/SocketOption;
            if_acmpne 13
        10: .line 237
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            aload 1 /* name */
            aload 2 /* value */
            invokestatic sun.nio.ch.Net.setSocketOption:(Ljava/io/FileDescriptor;Ljava/net/ProtocolFamily;Ljava/net/SocketOption;Ljava/lang/Object;)V
        11: .line 238
            aload 0 /* this */
            aload 3
            monitorexit
        12: areturn
        13: .line 241
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_IF:Ljava/net/SocketOption;
            if_acmpne 28
        14: .line 242
            aload 2 /* value */
            checkcast java.net.NetworkInterface
            astore 4 /* interf */
        start local 4 // java.net.NetworkInterface interf
        15: .line 243
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 21
        16: .line 244
            aload 4 /* interf */
            invokevirtual java.net.NetworkInterface.getIndex:()I
            istore 5 /* index */
        start local 5 // int index
        17: .line 245
            iload 5 /* index */
            iconst_m1
            if_icmpne 19
        18: .line 246
            new java.io.IOException
            dup
            ldc "Network interface cannot be identified"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        19: .line 247
      StackMap locals: java.net.NetworkInterface int
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iload 5 /* index */
            invokestatic sun.nio.ch.Net.setInterface6:(Ljava/io/FileDescriptor;I)V
        end local 5 // int index
        20: .line 248
            goto 26
        21: .line 250
      StackMap locals:
      StackMap stack:
            aload 4 /* interf */
            invokestatic sun.nio.ch.Net.anyInet4Address:(Ljava/net/NetworkInterface;)Ljava/net/Inet4Address;
            astore 5 /* target */
        start local 5 // java.net.Inet4Address target
        22: .line 251
            aload 5 /* target */
            ifnonnull 24
        23: .line 252
            new java.io.IOException
            dup
            ldc "Network interface not configured for IPv4"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        24: .line 253
      StackMap locals: java.net.Inet4Address
      StackMap stack:
            aload 5 /* target */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
            istore 6 /* targetAddress */
        start local 6 // int targetAddress
        25: .line 254
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iload 6 /* targetAddress */
            invokestatic sun.nio.ch.Net.setInterface4:(Ljava/io/FileDescriptor;I)V
        end local 6 // int targetAddress
        end local 5 // java.net.Inet4Address target
        26: .line 256
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 3
            monitorexit
        27: areturn
        end local 4 // java.net.NetworkInterface interf
        28: .line 258
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.SO_REUSEADDR:Ljava/net/SocketOption;
            if_acmpne 32
        29: .line 259
            invokestatic sun.nio.ch.Net.useExclusiveBind:()Z
            ifeq 32
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnull 32
        30: .line 260
            aload 0 /* this */
            iconst_1
            putfield sun.nio.ch.DatagramChannelImpl.reuseAddressEmulated:Z
        31: .line 261
            aload 0 /* this */
            aload 2 /* value */
            checkcast java.lang.Boolean
            invokevirtual java.lang.Boolean.booleanValue:()Z
            putfield sun.nio.ch.DatagramChannelImpl.isReuseAddress:Z
        32: .line 265
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            getstatic sun.nio.ch.Net.UNSPEC:Ljava/net/ProtocolFamily;
            aload 1 /* name */
            aload 2 /* value */
            invokestatic sun.nio.ch.Net.setSocketOption:(Ljava/io/FileDescriptor;Ljava/net/ProtocolFamily;Ljava/net/SocketOption;Ljava/lang/Object;)V
        33: .line 266
            aload 0 /* this */
            aload 3
            monitorexit
        34: areturn
        35: .line 229
      StackMap locals:
      StackMap stack: java.lang.Throwable
            aload 3
            monitorexit
        36: athrow
        end local 2 // java.lang.Object value
        end local 1 // java.net.SocketOption name
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   37     0           this  Lsun/nio/ch/DatagramChannelImpl;
            0   37     1           name  Ljava/net/SocketOption<TT;>;
            0   37     2          value  TT;
           15   28     4         interf  Ljava/net/NetworkInterface;
           17   20     5          index  I
           22   26     5         target  Ljava/net/Inet4Address;
           25   26     6  targetAddress  I
      Exception table:
        from    to  target  type
           6    12      35  any
          13    27      35  any
          28    34      35  any
          35    36      35  any
    Exceptions:
      throws java.io.IOException
    Signature: <T:Ljava/lang/Object;>(Ljava/net/SocketOption<TT;>;TT;)Ljava/nio/channels/DatagramChannel;
    MethodParameters:
       Name  Flags
      name   
      value  

  public <T> T getOption(java.net.SocketOption<T>);
    descriptor: (Ljava/net/SocketOption;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=6, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.SocketOption name
         0: .line 275
            aload 1 /* name */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 276
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.supportedOptions:()Ljava/util/Set;
            aload 1 /* name */
            invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
            ifne 3
         2: .line 277
            new java.lang.UnsupportedOperationException
            dup
            new java.lang.StringBuilder
            dup
            ldc "'"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 1 /* name */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc "' not supported"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 279
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         4: .line 280
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         5: .line 282
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_TOS:Ljava/net/SocketOption;
            if_acmpeq 8
         6: .line 283
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_TTL:Ljava/net/SocketOption;
            if_acmpeq 8
         7: .line 284
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_LOOP:Ljava/net/SocketOption;
            if_acmpne 10
         8: .line 286
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            aload 1 /* name */
            invokestatic sun.nio.ch.Net.getSocketOption:(Ljava/io/FileDescriptor;Ljava/net/ProtocolFamily;Ljava/net/SocketOption;)Ljava/lang/Object;
            aload 2
            monitorexit
         9: areturn
        10: .line 289
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_IF:Ljava/net/SocketOption;
            if_acmpne 31
        11: .line 290
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpne 22
        12: .line 291
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokestatic sun.nio.ch.Net.getInterface4:(Ljava/io/FileDescriptor;)I
            istore 3 /* address */
        start local 3 // int address
        13: .line 292
            iload 3 /* address */
            ifne 16
        14: .line 293
            aload 2
            monitorexit
        15: aconst_null
            areturn
        16: .line 295
      StackMap locals: int
      StackMap stack:
            iload 3 /* address */
            invokestatic sun.nio.ch.Net.inet4FromInt:(I)Ljava/net/InetAddress;
            astore 4 /* ia */
        start local 4 // java.net.InetAddress ia
        17: .line 296
            aload 4 /* ia */
            invokestatic java.net.NetworkInterface.getByInetAddress:(Ljava/net/InetAddress;)Ljava/net/NetworkInterface;
            astore 5 /* ni */
        start local 5 // java.net.NetworkInterface ni
        18: .line 297
            aload 5 /* ni */
            ifnonnull 20
        19: .line 298
            new java.io.IOException
            dup
            ldc "Unable to map address to interface"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        20: .line 299
      StackMap locals: java.net.InetAddress java.net.NetworkInterface
      StackMap stack:
            aload 5 /* ni */
            aload 2
            monitorexit
        21: areturn
        end local 5 // java.net.NetworkInterface ni
        end local 4 // java.net.InetAddress ia
        end local 3 // int address
        22: .line 301
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokestatic sun.nio.ch.Net.getInterface6:(Ljava/io/FileDescriptor;)I
            istore 3 /* index */
        start local 3 // int index
        23: .line 302
            iload 3 /* index */
            ifne 26
        24: .line 303
            aload 2
            monitorexit
        25: aconst_null
            areturn
        26: .line 305
      StackMap locals: int
      StackMap stack:
            iload 3 /* index */
            invokestatic java.net.NetworkInterface.getByIndex:(I)Ljava/net/NetworkInterface;
            astore 4 /* ni */
        start local 4 // java.net.NetworkInterface ni
        27: .line 306
            aload 4 /* ni */
            ifnonnull 29
        28: .line 307
            new java.io.IOException
            dup
            ldc "Unable to map index to interface"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        29: .line 308
      StackMap locals: java.net.NetworkInterface
      StackMap stack:
            aload 4 /* ni */
            aload 2
            monitorexit
        30: areturn
        end local 4 // java.net.NetworkInterface ni
        end local 3 // int index
        31: .line 312
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.SO_REUSEADDR:Ljava/net/SocketOption;
            if_acmpne 34
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.reuseAddressEmulated:Z
            ifeq 34
        32: .line 313
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.isReuseAddress:Z
            invokestatic java.lang.Boolean.valueOf:(Z)Ljava/lang/Boolean;
            aload 2
            monitorexit
        33: areturn
        34: .line 317
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            getstatic sun.nio.ch.Net.UNSPEC:Ljava/net/ProtocolFamily;
            aload 1 /* name */
            invokestatic sun.nio.ch.Net.getSocketOption:(Ljava/io/FileDescriptor;Ljava/net/ProtocolFamily;Ljava/net/SocketOption;)Ljava/lang/Object;
            aload 2
            monitorexit
        35: areturn
        36: .line 279
      StackMap locals:
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
        37: athrow
        end local 1 // java.net.SocketOption name
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   38     0     this  Lsun/nio/ch/DatagramChannelImpl;
            0   38     1     name  Ljava/net/SocketOption<TT;>;
           13   22     3  address  I
           17   22     4       ia  Ljava/net/InetAddress;
           18   22     5       ni  Ljava/net/NetworkInterface;
           23   31     3    index  I
           27   31     4       ni  Ljava/net/NetworkInterface;
      Exception table:
        from    to  target  type
           4     9      36  any
          10    15      36  any
          16    21      36  any
          22    25      36  any
          26    30      36  any
          31    33      36  any
          34    35      36  any
          36    37      36  any
    Exceptions:
      throws java.io.IOException
    Signature: <T:Ljava/lang/Object;>(Ljava/net/SocketOption<TT;>;)TT;
    MethodParameters:
      Name  Flags
      name  

  public final java.util.Set<java.net.SocketOption<?>> supportedOptions();
    descriptor: ()Ljava/util/Set;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 344
            getstatic sun.nio.ch.DatagramChannelImpl$DefaultOptionsHolder.defaultOptions:Ljava/util/Set;
            areturn
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/DatagramChannelImpl;
    Signature: ()Ljava/util/Set<Ljava/net/SocketOption<*>;>;

  private java.net.SocketAddress beginRead(boolean, boolean);
    descriptor: (ZZ)Ljava/net/SocketAddress;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=5, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // boolean blocking
        start local 2 // boolean mustBeConnected
         0: .line 360
            iload 1 /* blocking */
            ifeq 2
         1: .line 362
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
         2: .line 365
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         3: .line 366
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         4: .line 367
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            astore 3 /* remote */
        start local 3 // java.net.SocketAddress remote
         5: .line 368
            aload 3 /* remote */
            ifnonnull 7
            iload 2 /* mustBeConnected */
            ifeq 7
         6: .line 369
            new java.nio.channels.NotYetConnectedException
            dup
            invokespecial java.nio.channels.NotYetConnectedException.<init>:()V
            athrow
         7: .line 370
      StackMap locals: java.net.SocketAddress java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnonnull 9
         8: .line 371
            aload 0 /* this */
            aconst_null
            invokevirtual sun.nio.ch.DatagramChannelImpl.bindInternal:(Ljava/net/SocketAddress;)V
         9: .line 372
      StackMap locals:
      StackMap stack:
            iload 1 /* blocking */
            ifeq 11
        10: .line 373
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        11: .line 365
      StackMap locals:
      StackMap stack:
            aload 4
            monitorexit
        12: goto 15
        end local 3 // java.net.SocketAddress remote
      StackMap locals: sun.nio.ch.DatagramChannelImpl int int top java.lang.Object
      StackMap stack: java.lang.Throwable
        13: aload 4
            monitorexit
        14: athrow
        start local 3 // java.net.SocketAddress remote
        15: .line 375
      StackMap locals: sun.nio.ch.DatagramChannelImpl int int java.net.SocketAddress
      StackMap stack:
            aload 3 /* remote */
            areturn
        end local 3 // java.net.SocketAddress remote
        end local 2 // boolean mustBeConnected
        end local 1 // boolean blocking
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0   16     0             this  Lsun/nio/ch/DatagramChannelImpl;
            0   16     1         blocking  Z
            0   16     2  mustBeConnected  Z
            5   13     3           remote  Ljava/net/SocketAddress;
           15   16     3           remote  Ljava/net/SocketAddress;
      Exception table:
        from    to  target  type
           3    12      13  any
          13    14      13  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
                 Name  Flags
      blocking         
      mustBeConnected  

  private void endRead(boolean, boolean);
    descriptor: (ZZ)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // boolean blocking
        start local 2 // boolean completed
         0: .line 386
            iload 1 /* blocking */
            ifeq 10
         1: .line 387
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         2: .line 388
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
         3: .line 389
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmpne 5
         4: .line 390
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.tryFinishClose:()V
         5: .line 387
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 3
            monitorexit
         6: goto 9
      StackMap locals:
      StackMap stack: java.lang.Throwable
         7: aload 3
            monitorexit
         8: athrow
         9: .line 394
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* completed */
            invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        10: .line 396
      StackMap locals:
      StackMap stack:
            return
        end local 2 // boolean completed
        end local 1 // boolean blocking
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   11     0       this  Lsun/nio/ch/DatagramChannelImpl;
            0   11     1   blocking  Z
            0   11     2  completed  Z
      Exception table:
        from    to  target  type
           2     6       7  any
           7     8       7  any
    Exceptions:
      throws java.nio.channels.AsynchronousCloseException
    MethodParameters:
           Name  Flags
      blocking   
      completed  

  public java.net.SocketAddress receive(java.nio.ByteBuffer);
    descriptor: (Ljava/nio/ByteBuffer;)Ljava/net/SocketAddress;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=12, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer dst
         0: .line 402
            aload 1 /* dst */
            invokevirtual java.nio.ByteBuffer.isReadOnly:()Z
            ifeq 2
         1: .line 403
            new java.lang.IllegalArgumentException
            dup
            ldc "Read-only buffer"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 405
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         3: .line 407
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 2 /* blocking */
        start local 2 // boolean blocking
         4: .line 408
            iconst_0
            istore 3 /* n */
        start local 3 // int n
         5: .line 409
            aconst_null
            astore 4 /* bb */
        start local 4 // java.nio.ByteBuffer bb
         6: .line 411
            aload 0 /* this */
            iload 2 /* blocking */
            iconst_0
            invokevirtual sun.nio.ch.DatagramChannelImpl.beginRead:(ZZ)Ljava/net/SocketAddress;
            astore 5 /* remote */
        start local 5 // java.net.SocketAddress remote
         7: .line 412
            aload 5 /* remote */
            ifnull 8
            iconst_1
            goto 9
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress
      StackMap stack:
         8: iconst_0
      StackMap locals:
      StackMap stack: int
         9: istore 6 /* connected */
        start local 6 // boolean connected
        10: .line 413
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 7 /* sm */
        start local 7 // java.lang.SecurityManager sm
        11: .line 414
            iload 6 /* connected */
            ifne 12
            aload 7 /* sm */
            ifnonnull 28
        12: .line 416
      StackMap locals: int java.lang.SecurityManager
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* dst */
            iload 6 /* connected */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Z)I
            istore 3 /* n */
        13: .line 417
            iload 2 /* blocking */
            ifeq 19
        14: .line 418
            goto 17
        15: .line 419
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLIN:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
        16: .line 420
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* dst */
            iload 6 /* connected */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Z)I
            istore 3 /* n */
        17: .line 418
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            i2l
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 56
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 15
        18: .line 422
            goto 56
      StackMap locals:
      StackMap stack:
        19: iload 3 /* n */
            bipush -2
            if_icmpne 56
        20: .line 457
            aload 4 /* bb */
            ifnull 22
        21: .line 458
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        22: .line 459
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 23
            iconst_1
            goto 24
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        23: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        24: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        25: .line 460
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 26
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 26
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        26: .line 463
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        27: .line 423
            aconst_null
            areturn
        28: .line 428
      StackMap locals:
      StackMap stack:
            aload 1 /* dst */
            invokevirtual java.nio.ByteBuffer.remaining:()I
            invokestatic sun.nio.ch.Util.getTemporaryDirectBuffer:(I)Ljava/nio/ByteBuffer;
            astore 4 /* bb */
        29: .line 430
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 4 /* bb */
            iload 6 /* connected */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Z)I
            istore 3 /* n */
        30: .line 431
            iload 2 /* blocking */
            ifeq 36
        31: .line 432
            goto 34
        32: .line 433
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLIN:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
        33: .line 434
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 4 /* bb */
            iload 6 /* connected */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Z)I
            istore 3 /* n */
        34: .line 432
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            i2l
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 45
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 32
        35: .line 436
            goto 45
      StackMap locals:
      StackMap stack:
        36: iload 3 /* n */
            bipush -2
            if_icmpne 45
        37: .line 457
            aload 4 /* bb */
            ifnull 39
        38: .line 458
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        39: .line 459
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 40
            iconst_1
            goto 41
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        40: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        41: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        42: .line 460
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 43
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 43
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        43: .line 463
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        44: .line 437
            aconst_null
            areturn
        45: .line 439
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.sender:Ljava/net/SocketAddress;
            checkcast java.net.InetSocketAddress
            astore 8 /* isa */
        start local 8 // java.net.InetSocketAddress isa
        46: .line 441
            aload 7 /* sm */
            aload 8 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
        47: .line 442
            aload 8 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
        48: .line 441
            invokevirtual java.lang.SecurityManager.checkAccept:(Ljava/lang/String;I)V
        49: .line 443
            goto 54
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager java.net.InetSocketAddress
      StackMap stack: java.lang.SecurityException
        50: pop
        51: .line 445
            aload 4 /* bb */
            invokevirtual java.nio.ByteBuffer.clear:()Ljava/nio/ByteBuffer;
            pop
        52: .line 446
            iconst_0
            istore 3 /* n */
        53: .line 447
            goto 29
        54: .line 449
      StackMap locals:
      StackMap stack:
            aload 4 /* bb */
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/ByteBuffer;
            pop
        55: .line 450
            aload 1 /* dst */
            aload 4 /* bb */
            invokevirtual java.nio.ByteBuffer.put:(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
            pop
        end local 8 // java.net.InetSocketAddress isa
        56: .line 451
      StackMap locals:
      StackMap stack:
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 58
        57: .line 454
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.sender:Ljava/net/SocketAddress;
            ifnonnull 58
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        58: .line 455
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.sender:Ljava/net/SocketAddress;
            astore 10
        59: .line 457
            aload 4 /* bb */
            ifnull 61
        60: .line 458
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        61: .line 459
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager top top java.net.SocketAddress
      StackMap stack:
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 62
            iconst_1
            goto 63
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager top top java.net.SocketAddress
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        62: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer java.net.SocketAddress int java.lang.SecurityManager top top java.net.SocketAddress
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        63: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        64: .line 460
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 65
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 65
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        65: .line 463
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        66: .line 455
            aload 10
            areturn
        end local 7 // java.lang.SecurityManager sm
        end local 6 // boolean connected
        end local 5 // java.net.SocketAddress remote
        67: .line 456
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 9
        68: .line 457
            aload 4 /* bb */
            ifnull 70
        69: .line 458
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        70: .line 459
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer top top top top java.lang.Throwable
      StackMap stack:
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 71
            iconst_1
            goto 72
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer top top top top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        71: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.nio.ByteBuffer top top top top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        72: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        73: .line 460
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 74
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 74
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        74: .line 461
      StackMap locals:
      StackMap stack:
            aload 9
            athrow
        end local 4 // java.nio.ByteBuffer bb
        end local 3 // int n
        end local 2 // boolean blocking
        75: .line 462
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 11
        76: .line 463
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        77: .line 464
            aload 11
            athrow
        end local 1 // java.nio.ByteBuffer dst
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   78     0       this  Lsun/nio/ch/DatagramChannelImpl;
            0   78     1        dst  Ljava/nio/ByteBuffer;
            4   75     2   blocking  Z
            5   75     3          n  I
            6   75     4         bb  Ljava/nio/ByteBuffer;
            7   67     5     remote  Ljava/net/SocketAddress;
           10   67     6  connected  Z
           11   67     7         sm  Ljava/lang/SecurityManager;
           46   56     8        isa  Ljava/net/InetSocketAddress;
      Exception table:
        from    to  target  type
          46    49      50  Class java.lang.SecurityException
           6    20      67  any
          28    37      67  any
          45    59      67  any
           3    26      75  any
          28    43      75  any
          45    65      75  any
          67    75      75  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      dst   

  private int receive(java.io.FileDescriptor, java.nio.ByteBuffer, boolean);
    descriptor: (Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Z)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=6, locals=12, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.io.FileDescriptor fd
        start local 2 // java.nio.ByteBuffer dst
        start local 3 // boolean connected
         0: .line 470
            aload 2 /* dst */
            invokevirtual java.nio.ByteBuffer.position:()I
            istore 4 /* pos */
        start local 4 // int pos
         1: .line 471
            aload 2 /* dst */
            invokevirtual java.nio.ByteBuffer.limit:()I
            istore 5 /* lim */
        start local 5 // int lim
         2: .line 472
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 3
            iload 4 /* pos */
            iload 5 /* lim */
            if_icmple 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 473
      StackMap locals: int int
      StackMap stack:
            iload 4 /* pos */
            iload 5 /* lim */
            if_icmpgt 4
            iload 5 /* lim */
            iload 4 /* pos */
            isub
            goto 5
      StackMap locals:
      StackMap stack:
         4: iconst_0
      StackMap locals:
      StackMap stack: int
         5: istore 6 /* rem */
        start local 6 // int rem
         6: .line 474
            aload 2 /* dst */
            instanceof sun.nio.ch.DirectBuffer
            ifeq 8
            iload 6 /* rem */
            ifle 8
         7: .line 475
            aload 0 /* this */
            aload 1 /* fd */
            aload 2 /* dst */
            iload 6 /* rem */
            iload 4 /* pos */
            iload 3 /* connected */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receiveIntoNativeBuffer:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;IIZ)I
            ireturn
         8: .line 480
      StackMap locals: int
      StackMap stack:
            iload 6 /* rem */
            iconst_1
            invokestatic java.lang.Math.max:(II)I
            istore 7 /* newSize */
        start local 7 // int newSize
         9: .line 481
            iload 7 /* newSize */
            invokestatic sun.nio.ch.Util.getTemporaryDirectBuffer:(I)Ljava/nio/ByteBuffer;
            astore 8 /* bb */
        start local 8 // java.nio.ByteBuffer bb
        10: .line 483
            aload 0 /* this */
            aload 1 /* fd */
            aload 8 /* bb */
            iload 7 /* newSize */
            iconst_0
            iload 3 /* connected */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receiveIntoNativeBuffer:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;IIZ)I
            istore 9 /* n */
        start local 9 // int n
        11: .line 484
            aload 8 /* bb */
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/ByteBuffer;
            pop
        12: .line 485
            iload 9 /* n */
            ifle 14
            iload 6 /* rem */
            ifle 14
        13: .line 486
            aload 2 /* dst */
            aload 8 /* bb */
            invokevirtual java.nio.ByteBuffer.put:(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
            pop
        14: .line 487
      StackMap locals: int java.nio.ByteBuffer int
      StackMap stack:
            iload 9 /* n */
            istore 11
        15: .line 489
            aload 8 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        16: .line 487
            iload 11
            ireturn
        end local 9 // int n
        17: .line 488
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.io.FileDescriptor java.nio.ByteBuffer int int int int int java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 10
        18: .line 489
            aload 8 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        19: .line 490
            aload 10
            athrow
        end local 8 // java.nio.ByteBuffer bb
        end local 7 // int newSize
        end local 6 // int rem
        end local 5 // int lim
        end local 4 // int pos
        end local 3 // boolean connected
        end local 2 // java.nio.ByteBuffer dst
        end local 1 // java.io.FileDescriptor fd
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   20     0       this  Lsun/nio/ch/DatagramChannelImpl;
            0   20     1         fd  Ljava/io/FileDescriptor;
            0   20     2        dst  Ljava/nio/ByteBuffer;
            0   20     3  connected  Z
            1   20     4        pos  I
            2   20     5        lim  I
            6   20     6        rem  I
            9   20     7    newSize  I
           10   20     8         bb  Ljava/nio/ByteBuffer;
           11   17     9          n  I
      Exception table:
        from    to  target  type
          10    15      17  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
           Name  Flags
      fd         
      dst        
      connected  

  private int receiveIntoNativeBuffer(java.io.FileDescriptor, java.nio.ByteBuffer, int, int, boolean);
    descriptor: (Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;IIZ)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=6, locals=7, args_size=6
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.io.FileDescriptor fd
        start local 2 // java.nio.ByteBuffer bb
        start local 3 // int rem
        start local 4 // int pos
        start local 5 // boolean connected
         0: .line 497
            aload 0 /* this */
            aload 1 /* fd */
            aload 2 /* bb */
            checkcast sun.nio.ch.DirectBuffer
            invokeinterface sun.nio.ch.DirectBuffer.address:()J
            iload 4 /* pos */
            i2l
            ladd
            iload 3 /* rem */
            iload 5 /* connected */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive0:(Ljava/io/FileDescriptor;JIZ)I
            istore 6 /* n */
        start local 6 // int n
         1: .line 498
            iload 6 /* n */
            ifle 3
         2: .line 499
            aload 2 /* bb */
            iload 4 /* pos */
            iload 6 /* n */
            iadd
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/ByteBuffer;
            pop
         3: .line 500
      StackMap locals: int
      StackMap stack:
            iload 6 /* n */
            ireturn
        end local 6 // int n
        end local 5 // boolean connected
        end local 4 // int pos
        end local 3 // int rem
        end local 2 // java.nio.ByteBuffer bb
        end local 1 // java.io.FileDescriptor fd
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    4     0       this  Lsun/nio/ch/DatagramChannelImpl;
            0    4     1         fd  Ljava/io/FileDescriptor;
            0    4     2         bb  Ljava/nio/ByteBuffer;
            0    4     3        rem  I
            0    4     4        pos  I
            0    4     5  connected  Z
            1    4     6          n  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
           Name  Flags
      fd         
      bb         
      rem        
      pos        
      connected  

  public int send(java.nio.ByteBuffer, java.net.SocketAddress);
    descriptor: (Ljava/nio/ByteBuffer;Ljava/net/SocketAddress;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=12, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer src
        start local 2 // java.net.SocketAddress target
         0: .line 507
            aload 1 /* src */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 508
            aload 2 /* target */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            invokestatic sun.nio.ch.Net.checkAddress:(Ljava/net/SocketAddress;Ljava/net/ProtocolFamily;)Ljava/net/InetSocketAddress;
            astore 3 /* isa */
        start local 3 // java.net.InetSocketAddress isa
         2: .line 510
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         3: .line 512
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 4 /* blocking */
        start local 4 // boolean blocking
         4: .line 513
            iconst_0
            istore 5 /* n */
        start local 5 // int n
         5: .line 515
            aload 0 /* this */
            iload 4 /* blocking */
            iconst_0
            invokevirtual sun.nio.ch.DatagramChannelImpl.beginWrite:(ZZ)Ljava/net/SocketAddress;
            astore 6 /* remote */
        start local 6 // java.net.SocketAddress remote
         6: .line 516
            aload 6 /* remote */
            ifnull 16
         7: .line 518
            aload 2 /* target */
            aload 6 /* remote */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifne 9
         8: .line 519
            new java.nio.channels.AlreadyConnectedException
            dup
            invokespecial java.nio.channels.AlreadyConnectedException.<init>:()V
            athrow
         9: .line 521
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress int int java.net.SocketAddress
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* src */
            ldc -1
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.write:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;JLsun/nio/ch/NativeDispatcher;)I
            istore 5 /* n */
        10: .line 522
            iload 4 /* blocking */
            ifeq 38
        11: .line 523
            goto 14
        12: .line 524
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLOUT:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
        13: .line 525
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* src */
            ldc -1
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.write:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;JLsun/nio/ch/NativeDispatcher;)I
            istore 5 /* n */
        14: .line 523
      StackMap locals:
      StackMap stack:
            iload 5 /* n */
            i2l
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 38
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 12
        15: .line 528
            goto 38
        16: .line 530
      StackMap locals:
      StackMap stack:
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 7 /* sm */
        start local 7 // java.lang.SecurityManager sm
        17: .line 531
            aload 3 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            astore 8 /* ia */
        start local 8 // java.net.InetAddress ia
        18: .line 532
            aload 7 /* sm */
            ifnull 23
        19: .line 533
            aload 8 /* ia */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifeq 22
        20: .line 534
            aload 7 /* sm */
            aload 8 /* ia */
            invokevirtual java.lang.SecurityManager.checkMulticast:(Ljava/net/InetAddress;)V
        21: .line 535
            goto 23
        22: .line 536
      StackMap locals: java.lang.SecurityManager java.net.InetAddress
      StackMap stack:
            aload 7 /* sm */
            aload 8 /* ia */
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
            aload 3 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
        23: .line 539
      StackMap locals:
      StackMap stack:
            aload 8 /* ia */
            invokevirtual java.net.InetAddress.isLinkLocalAddress:()Z
            ifeq 25
        24: .line 540
            aload 3 /* isa */
            invokestatic sun.net.util.IPAddressUtil.toScopedAddress:(Ljava/net/InetSocketAddress;)Ljava/net/InetSocketAddress;
            astore 3 /* isa */
        25: .line 541
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* src */
            aload 3 /* isa */
            invokevirtual sun.nio.ch.DatagramChannelImpl.send:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Ljava/net/InetSocketAddress;)I
            istore 5 /* n */
        26: .line 542
            iload 4 /* blocking */
            ifeq 38
        27: .line 543
            goto 30
        28: .line 544
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLOUT:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
        29: .line 545
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* src */
            aload 3 /* isa */
            invokevirtual sun.nio.ch.DatagramChannelImpl.send:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Ljava/net/InetSocketAddress;)I
            istore 5 /* n */
        30: .line 543
      StackMap locals:
      StackMap stack:
            iload 5 /* n */
            i2l
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 38
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 28
        end local 8 // java.net.InetAddress ia
        end local 7 // java.lang.SecurityManager sm
        end local 6 // java.net.SocketAddress remote
        31: .line 549
            goto 38
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress int int
      StackMap stack: java.lang.Throwable
        32: astore 9
        33: .line 550
            aload 0 /* this */
            iload 4 /* blocking */
            iload 5 /* n */
            ifle 34
            iconst_1
            goto 35
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress int int top top top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        34: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress int int top top top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        35: invokevirtual sun.nio.ch.DatagramChannelImpl.endWrite:(ZZ)V
        36: .line 551
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 37
            iload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 37
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        37: .line 552
      StackMap locals:
      StackMap stack:
            aload 9
            athrow
        38: .line 550
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress int int
      StackMap stack:
            aload 0 /* this */
            iload 4 /* blocking */
            iload 5 /* n */
            ifle 39
            iconst_1
            goto 40
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress int int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        39: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress int int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        40: invokevirtual sun.nio.ch.DatagramChannelImpl.endWrite:(ZZ)V
        41: .line 551
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 42
            iload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 42
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        42: .line 553
      StackMap locals:
      StackMap stack:
            iload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(I)I
            istore 11
        43: .line 555
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        44: .line 553
            iload 11
            ireturn
        end local 5 // int n
        end local 4 // boolean blocking
        45: .line 554
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.net.InetSocketAddress
      StackMap stack: java.lang.Throwable
            astore 10
        46: .line 555
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        47: .line 556
            aload 10
            athrow
        end local 3 // java.net.InetSocketAddress isa
        end local 2 // java.net.SocketAddress target
        end local 1 // java.nio.ByteBuffer src
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   48     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   48     1       src  Ljava/nio/ByteBuffer;
            0   48     2    target  Ljava/net/SocketAddress;
            2   48     3       isa  Ljava/net/InetSocketAddress;
            4   45     4  blocking  Z
            5   45     5         n  I
            6   31     6    remote  Ljava/net/SocketAddress;
           17   31     7        sm  Ljava/lang/SecurityManager;
           18   31     8        ia  Ljava/net/InetAddress;
      Exception table:
        from    to  target  type
           5    32      32  any
           3    43      45  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      src     
      target  

  private int send(java.io.FileDescriptor, java.nio.ByteBuffer, java.net.InetSocketAddress);
    descriptor: (Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Ljava/net/InetSocketAddress;)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=11, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.io.FileDescriptor fd
        start local 2 // java.nio.ByteBuffer src
        start local 3 // java.net.InetSocketAddress target
         0: .line 562
            aload 2 /* src */
            instanceof sun.nio.ch.DirectBuffer
            ifeq 2
         1: .line 563
            aload 0 /* this */
            aload 1 /* fd */
            aload 2 /* src */
            aload 3 /* target */
            invokevirtual sun.nio.ch.DatagramChannelImpl.sendFromNativeBuffer:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Ljava/net/InetSocketAddress;)I
            ireturn
         2: .line 566
      StackMap locals:
      StackMap stack:
            aload 2 /* src */
            invokevirtual java.nio.ByteBuffer.position:()I
            istore 4 /* pos */
        start local 4 // int pos
         3: .line 567
            aload 2 /* src */
            invokevirtual java.nio.ByteBuffer.limit:()I
            istore 5 /* lim */
        start local 5 // int lim
         4: .line 568
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 5
            iload 4 /* pos */
            iload 5 /* lim */
            if_icmple 5
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         5: .line 569
      StackMap locals: int int
      StackMap stack:
            iload 4 /* pos */
            iload 5 /* lim */
            if_icmpgt 6
            iload 5 /* lim */
            iload 4 /* pos */
            isub
            goto 7
      StackMap locals:
      StackMap stack:
         6: iconst_0
      StackMap locals:
      StackMap stack: int
         7: istore 6 /* rem */
        start local 6 // int rem
         8: .line 571
            iload 6 /* rem */
            invokestatic sun.nio.ch.Util.getTemporaryDirectBuffer:(I)Ljava/nio/ByteBuffer;
            astore 7 /* bb */
        start local 7 // java.nio.ByteBuffer bb
         9: .line 573
            aload 7 /* bb */
            aload 2 /* src */
            invokevirtual java.nio.ByteBuffer.put:(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
            pop
        10: .line 574
            aload 7 /* bb */
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/ByteBuffer;
            pop
        11: .line 576
            aload 2 /* src */
            iload 4 /* pos */
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/ByteBuffer;
            pop
        12: .line 578
            aload 0 /* this */
            aload 1 /* fd */
            aload 7 /* bb */
            aload 3 /* target */
            invokevirtual sun.nio.ch.DatagramChannelImpl.sendFromNativeBuffer:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Ljava/net/InetSocketAddress;)I
            istore 8 /* n */
        start local 8 // int n
        13: .line 579
            iload 8 /* n */
            ifle 15
        14: .line 581
            aload 2 /* src */
            iload 4 /* pos */
            iload 8 /* n */
            iadd
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/ByteBuffer;
            pop
        15: .line 583
      StackMap locals: int java.nio.ByteBuffer int
      StackMap stack:
            iload 8 /* n */
            istore 10
        16: .line 585
            aload 7 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        17: .line 583
            iload 10
            ireturn
        end local 8 // int n
        18: .line 584
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.io.FileDescriptor java.nio.ByteBuffer java.net.InetSocketAddress int int int java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 9
        19: .line 585
            aload 7 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        20: .line 586
            aload 9
            athrow
        end local 7 // java.nio.ByteBuffer bb
        end local 6 // int rem
        end local 5 // int lim
        end local 4 // int pos
        end local 3 // java.net.InetSocketAddress target
        end local 2 // java.nio.ByteBuffer src
        end local 1 // java.io.FileDescriptor fd
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   21     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   21     1      fd  Ljava/io/FileDescriptor;
            0   21     2     src  Ljava/nio/ByteBuffer;
            0   21     3  target  Ljava/net/InetSocketAddress;
            3   21     4     pos  I
            4   21     5     lim  I
            8   21     6     rem  I
            9   21     7      bb  Ljava/nio/ByteBuffer;
           13   18     8       n  I
      Exception table:
        from    to  target  type
           9    16      18  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      fd      
      src     
      target  

  private int sendFromNativeBuffer(java.io.FileDescriptor, java.nio.ByteBuffer, java.net.InetSocketAddress);
    descriptor: (Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Ljava/net/InetSocketAddress;)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=8, locals=10, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.io.FileDescriptor fd
        start local 2 // java.nio.ByteBuffer bb
        start local 3 // java.net.InetSocketAddress target
         0: .line 593
            aload 2 /* bb */
            invokevirtual java.nio.ByteBuffer.position:()I
            istore 4 /* pos */
        start local 4 // int pos
         1: .line 594
            aload 2 /* bb */
            invokevirtual java.nio.ByteBuffer.limit:()I
            istore 5 /* lim */
        start local 5 // int lim
         2: .line 595
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 3
            iload 4 /* pos */
            iload 5 /* lim */
            if_icmple 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 596
      StackMap locals: int int
      StackMap stack:
            iload 4 /* pos */
            iload 5 /* lim */
            if_icmpgt 4
            iload 5 /* lim */
            iload 4 /* pos */
            isub
            goto 5
      StackMap locals:
      StackMap stack:
         4: iconst_0
      StackMap locals:
      StackMap stack: int
         5: istore 6 /* rem */
        start local 6 // int rem
         6: .line 598
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpeq 7
            iconst_1
            goto 8
      StackMap locals: int
      StackMap stack:
         7: iconst_0
      StackMap locals:
      StackMap stack: int
         8: istore 7 /* preferIPv6 */
        start local 7 // boolean preferIPv6
         9: .line 601
            aload 0 /* this */
            iload 7 /* preferIPv6 */
            aload 1 /* fd */
            aload 2 /* bb */
            checkcast sun.nio.ch.DirectBuffer
            invokeinterface sun.nio.ch.DirectBuffer.address:()J
            iload 4 /* pos */
            i2l
            ladd
        10: .line 602
            iload 6 /* rem */
            aload 3 /* target */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            aload 3 /* target */
            invokevirtual java.net.InetSocketAddress.getPort:()I
        11: .line 601
            invokevirtual sun.nio.ch.DatagramChannelImpl.send0:(ZLjava/io/FileDescriptor;JILjava/net/InetAddress;I)I
            istore 8 /* written */
        start local 8 // int written
        12: .line 603
            goto 17
        end local 8 // int written
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.io.FileDescriptor java.nio.ByteBuffer java.net.InetSocketAddress int int int int
      StackMap stack: java.net.PortUnreachableException
        13: astore 9 /* pue */
        start local 9 // java.net.PortUnreachableException pue
        14: .line 604
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifeq 16
        15: .line 605
            aload 9 /* pue */
            athrow
        16: .line 606
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.io.FileDescriptor java.nio.ByteBuffer java.net.InetSocketAddress int int int int top java.net.PortUnreachableException
      StackMap stack:
            iload 6 /* rem */
            istore 8 /* written */
        end local 9 // java.net.PortUnreachableException pue
        start local 8 // int written
        17: .line 608
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.io.FileDescriptor java.nio.ByteBuffer java.net.InetSocketAddress int int int int int
      StackMap stack:
            iload 8 /* written */
            ifle 19
        18: .line 609
            aload 2 /* bb */
            iload 4 /* pos */
            iload 8 /* written */
            iadd
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/ByteBuffer;
            pop
        19: .line 610
      StackMap locals:
      StackMap stack:
            iload 8 /* written */
            ireturn
        end local 8 // int written
        end local 7 // boolean preferIPv6
        end local 6 // int rem
        end local 5 // int lim
        end local 4 // int pos
        end local 3 // java.net.InetSocketAddress target
        end local 2 // java.nio.ByteBuffer bb
        end local 1 // java.io.FileDescriptor fd
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   20     0        this  Lsun/nio/ch/DatagramChannelImpl;
            0   20     1          fd  Ljava/io/FileDescriptor;
            0   20     2          bb  Ljava/nio/ByteBuffer;
            0   20     3      target  Ljava/net/InetSocketAddress;
            1   20     4         pos  I
            2   20     5         lim  I
            6   20     6         rem  I
            9   20     7  preferIPv6  Z
           12   13     8     written  I
           17   20     8     written  I
           14   17     9         pue  Ljava/net/PortUnreachableException;
      Exception table:
        from    to  target  type
           9    12      13  Class java.net.PortUnreachableException
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      fd      
      bb      
      target  

  public int read(java.nio.ByteBuffer);
    descriptor: (Ljava/nio/ByteBuffer;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=7, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer buf
         0: .line 615
            aload 1 /* buf */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 617
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         2: .line 619
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 2 /* blocking */
        start local 2 // boolean blocking
         3: .line 620
            iconst_0
            istore 3 /* n */
        start local 3 // int n
         4: .line 622
            aload 0 /* this */
            iload 2 /* blocking */
            iconst_1
            invokevirtual sun.nio.ch.DatagramChannelImpl.beginRead:(ZZ)Ljava/net/SocketAddress;
            pop
         5: .line 623
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* buf */
            ldc -1
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.read:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;JLsun/nio/ch/NativeDispatcher;)I
            istore 3 /* n */
         6: .line 624
            iload 2 /* blocking */
            ifeq 18
         7: .line 625
            goto 10
         8: .line 626
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLIN:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
         9: .line 627
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* buf */
            ldc -1
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.read:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;JLsun/nio/ch/NativeDispatcher;)I
            istore 3 /* n */
        10: .line 625
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            i2l
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 18
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 8
        11: .line 630
            goto 18
      StackMap locals:
      StackMap stack: java.lang.Throwable
        12: astore 4
        13: .line 631
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 14
            iconst_1
            goto 15
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        14: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        15: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        16: .line 632
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 17
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 17
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        17: .line 633
      StackMap locals:
      StackMap stack:
            aload 4
            athrow
        18: .line 631
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 19
            iconst_1
            goto 20
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        19: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        20: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        21: .line 632
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 22
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 22
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        22: .line 634
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(I)I
            istore 6
        23: .line 636
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        24: .line 634
            iload 6
            ireturn
        end local 3 // int n
        end local 2 // boolean blocking
        25: .line 635
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 5
        26: .line 636
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        27: .line 637
            aload 5
            athrow
        end local 1 // java.nio.ByteBuffer buf
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   28     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   28     1       buf  Ljava/nio/ByteBuffer;
            3   25     2  blocking  Z
            4   25     3         n  I
      Exception table:
        from    to  target  type
           4    12      12  any
           2    23      25  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      buf   

  public long read(java.nio.ByteBuffer[], int, int);
    descriptor: ([Ljava/nio/ByteBuffer;II)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=11, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer[] dsts
        start local 2 // int offset
        start local 3 // int length
         0: .line 644
            iload 2 /* offset */
            iload 3 /* length */
            aload 1 /* dsts */
            arraylength
            invokestatic java.util.Objects.checkFromIndexSize:(III)I
            pop
         1: .line 646
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         2: .line 648
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 4 /* blocking */
        start local 4 // boolean blocking
         3: .line 649
            lconst_0
            lstore 5 /* n */
        start local 5 // long n
         4: .line 651
            aload 0 /* this */
            iload 4 /* blocking */
            iconst_1
            invokevirtual sun.nio.ch.DatagramChannelImpl.beginRead:(ZZ)Ljava/net/SocketAddress;
            pop
         5: .line 652
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* dsts */
            iload 2 /* offset */
            iload 3 /* length */
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.read:(Ljava/io/FileDescriptor;[Ljava/nio/ByteBuffer;IILsun/nio/ch/NativeDispatcher;)J
            lstore 5 /* n */
         6: .line 653
            iload 4 /* blocking */
            ifeq 18
         7: .line 654
            goto 10
         8: .line 655
      StackMap locals: int long
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLIN:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
         9: .line 656
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* dsts */
            iload 2 /* offset */
            iload 3 /* length */
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.read:(Ljava/io/FileDescriptor;[Ljava/nio/ByteBuffer;IILsun/nio/ch/NativeDispatcher;)J
            lstore 5 /* n */
        10: .line 654
      StackMap locals:
      StackMap stack:
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 18
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 8
        11: .line 659
            goto 18
      StackMap locals:
      StackMap stack: java.lang.Throwable
        12: astore 7
        13: .line 660
            aload 0 /* this */
            iload 4 /* blocking */
            lload 5 /* n */
            lconst_0
            lcmp
            ifle 14
            iconst_1
            goto 15
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        14: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        15: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        16: .line 661
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 17
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 17
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        17: .line 662
      StackMap locals:
      StackMap stack:
            aload 7
            athrow
        18: .line 660
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 4 /* blocking */
            lload 5 /* n */
            lconst_0
            lcmp
            ifle 19
            iconst_1
            goto 20
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        19: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        20: invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        21: .line 661
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 22
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 22
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        22: .line 663
      StackMap locals:
      StackMap stack:
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(J)J
            lstore 9
        23: .line 665
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        24: .line 663
            lload 9
            lreturn
        end local 5 // long n
        end local 4 // boolean blocking
        25: .line 664
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int
      StackMap stack: java.lang.Throwable
            astore 8
        26: .line 665
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        27: .line 666
            aload 8
            athrow
        end local 3 // int length
        end local 2 // int offset
        end local 1 // java.nio.ByteBuffer[] dsts
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   28     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   28     1      dsts  [Ljava/nio/ByteBuffer;
            0   28     2    offset  I
            0   28     3    length  I
            3   25     4  blocking  Z
            4   25     5         n  J
      Exception table:
        from    to  target  type
           4    12      12  any
           2    23      25  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      dsts    
      offset  
      length  

  private java.net.SocketAddress beginWrite(boolean, boolean);
    descriptor: (ZZ)Ljava/net/SocketAddress;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=5, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // boolean blocking
        start local 2 // boolean mustBeConnected
         0: .line 681
            iload 1 /* blocking */
            ifeq 2
         1: .line 683
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
         2: .line 686
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         3: .line 687
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         4: .line 688
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            astore 3 /* remote */
        start local 3 // java.net.SocketAddress remote
         5: .line 689
            aload 3 /* remote */
            ifnonnull 7
            iload 2 /* mustBeConnected */
            ifeq 7
         6: .line 690
            new java.nio.channels.NotYetConnectedException
            dup
            invokespecial java.nio.channels.NotYetConnectedException.<init>:()V
            athrow
         7: .line 691
      StackMap locals: java.net.SocketAddress java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnonnull 9
         8: .line 692
            aload 0 /* this */
            aconst_null
            invokevirtual sun.nio.ch.DatagramChannelImpl.bindInternal:(Ljava/net/SocketAddress;)V
         9: .line 693
      StackMap locals:
      StackMap stack:
            iload 1 /* blocking */
            ifeq 11
        10: .line 694
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        11: .line 686
      StackMap locals:
      StackMap stack:
            aload 4
            monitorexit
        12: goto 15
        end local 3 // java.net.SocketAddress remote
      StackMap locals: sun.nio.ch.DatagramChannelImpl int int top java.lang.Object
      StackMap stack: java.lang.Throwable
        13: aload 4
            monitorexit
        14: athrow
        start local 3 // java.net.SocketAddress remote
        15: .line 696
      StackMap locals: sun.nio.ch.DatagramChannelImpl int int java.net.SocketAddress
      StackMap stack:
            aload 3 /* remote */
            areturn
        end local 3 // java.net.SocketAddress remote
        end local 2 // boolean mustBeConnected
        end local 1 // boolean blocking
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0   16     0             this  Lsun/nio/ch/DatagramChannelImpl;
            0   16     1         blocking  Z
            0   16     2  mustBeConnected  Z
            5   13     3           remote  Ljava/net/SocketAddress;
           15   16     3           remote  Ljava/net/SocketAddress;
      Exception table:
        from    to  target  type
           3    12      13  any
          13    14      13  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
                 Name  Flags
      blocking         
      mustBeConnected  

  private void endWrite(boolean, boolean);
    descriptor: (ZZ)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // boolean blocking
        start local 2 // boolean completed
         0: .line 707
            iload 1 /* blocking */
            ifeq 10
         1: .line 708
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         2: .line 709
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
         3: .line 710
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmpne 5
         4: .line 711
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.tryFinishClose:()V
         5: .line 708
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 3
            monitorexit
         6: goto 9
      StackMap locals:
      StackMap stack: java.lang.Throwable
         7: aload 3
            monitorexit
         8: athrow
         9: .line 715
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* completed */
            invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        10: .line 717
      StackMap locals:
      StackMap stack:
            return
        end local 2 // boolean completed
        end local 1 // boolean blocking
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   11     0       this  Lsun/nio/ch/DatagramChannelImpl;
            0   11     1   blocking  Z
            0   11     2  completed  Z
      Exception table:
        from    to  target  type
           2     6       7  any
           7     8       7  any
    Exceptions:
      throws java.nio.channels.AsynchronousCloseException
    MethodParameters:
           Name  Flags
      blocking   
      completed  

  public int write(java.nio.ByteBuffer);
    descriptor: (Ljava/nio/ByteBuffer;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=7, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer buf
         0: .line 721
            aload 1 /* buf */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 723
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         2: .line 725
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 2 /* blocking */
        start local 2 // boolean blocking
         3: .line 726
            iconst_0
            istore 3 /* n */
        start local 3 // int n
         4: .line 728
            aload 0 /* this */
            iload 2 /* blocking */
            iconst_1
            invokevirtual sun.nio.ch.DatagramChannelImpl.beginWrite:(ZZ)Ljava/net/SocketAddress;
            pop
         5: .line 729
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* buf */
            ldc -1
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.write:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;JLsun/nio/ch/NativeDispatcher;)I
            istore 3 /* n */
         6: .line 730
            iload 2 /* blocking */
            ifeq 18
         7: .line 731
            goto 10
         8: .line 732
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLOUT:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
         9: .line 733
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* buf */
            ldc -1
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.write:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;JLsun/nio/ch/NativeDispatcher;)I
            istore 3 /* n */
        10: .line 731
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            i2l
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 18
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 8
        11: .line 736
            goto 18
      StackMap locals:
      StackMap stack: java.lang.Throwable
        12: astore 4
        13: .line 737
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 14
            iconst_1
            goto 15
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        14: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        15: invokevirtual sun.nio.ch.DatagramChannelImpl.endWrite:(ZZ)V
        16: .line 738
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 17
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 17
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        17: .line 739
      StackMap locals:
      StackMap stack:
            aload 4
            athrow
        18: .line 737
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 2 /* blocking */
            iload 3 /* n */
            ifle 19
            iconst_1
            goto 20
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        19: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer int int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        20: invokevirtual sun.nio.ch.DatagramChannelImpl.endWrite:(ZZ)V
        21: .line 738
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 22
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 22
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        22: .line 740
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(I)I
            istore 6
        23: .line 742
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        24: .line 740
            iload 6
            ireturn
        end local 3 // int n
        end local 2 // boolean blocking
        25: .line 741
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 5
        26: .line 742
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        27: .line 743
            aload 5
            athrow
        end local 1 // java.nio.ByteBuffer buf
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   28     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   28     1       buf  Ljava/nio/ByteBuffer;
            3   25     2  blocking  Z
            4   25     3         n  I
      Exception table:
        from    to  target  type
           4    12      12  any
           2    23      25  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      buf   

  public long write(java.nio.ByteBuffer[], int, int);
    descriptor: ([Ljava/nio/ByteBuffer;II)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=11, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer[] srcs
        start local 2 // int offset
        start local 3 // int length
         0: .line 750
            iload 2 /* offset */
            iload 3 /* length */
            aload 1 /* srcs */
            arraylength
            invokestatic java.util.Objects.checkFromIndexSize:(III)I
            pop
         1: .line 752
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         2: .line 754
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 4 /* blocking */
        start local 4 // boolean blocking
         3: .line 755
            lconst_0
            lstore 5 /* n */
        start local 5 // long n
         4: .line 757
            aload 0 /* this */
            iload 4 /* blocking */
            iconst_1
            invokevirtual sun.nio.ch.DatagramChannelImpl.beginWrite:(ZZ)Ljava/net/SocketAddress;
            pop
         5: .line 758
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* srcs */
            iload 2 /* offset */
            iload 3 /* length */
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.write:(Ljava/io/FileDescriptor;[Ljava/nio/ByteBuffer;IILsun/nio/ch/NativeDispatcher;)J
            lstore 5 /* n */
         6: .line 759
            iload 4 /* blocking */
            ifeq 18
         7: .line 760
            goto 10
         8: .line 761
      StackMap locals: int long
      StackMap stack:
            aload 0 /* this */
            getstatic sun.nio.ch.Net.POLLOUT:S
            invokevirtual sun.nio.ch.DatagramChannelImpl.park:(I)V
         9: .line 762
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* srcs */
            iload 2 /* offset */
            iload 3 /* length */
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            invokestatic sun.nio.ch.IOUtil.write:(Ljava/io/FileDescriptor;[Ljava/nio/ByteBuffer;IILsun/nio/ch/NativeDispatcher;)J
            lstore 5 /* n */
        10: .line 760
      StackMap locals:
      StackMap stack:
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.okayToRetry:(J)Z
            ifeq 18
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 8
        11: .line 765
            goto 18
      StackMap locals:
      StackMap stack: java.lang.Throwable
        12: astore 7
        13: .line 766
            aload 0 /* this */
            iload 4 /* blocking */
            lload 5 /* n */
            lconst_0
            lcmp
            ifle 14
            iconst_1
            goto 15
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        14: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        15: invokevirtual sun.nio.ch.DatagramChannelImpl.endWrite:(ZZ)V
        16: .line 767
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 17
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 17
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        17: .line 768
      StackMap locals:
      StackMap stack:
            aload 7
            athrow
        18: .line 766
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 4 /* blocking */
            lload 5 /* n */
            lconst_0
            lcmp
            ifle 19
            iconst_1
            goto 20
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        19: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int int long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int int
        20: invokevirtual sun.nio.ch.DatagramChannelImpl.endWrite:(ZZ)V
        21: .line 767
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 22
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 22
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        22: .line 769
      StackMap locals:
      StackMap stack:
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(J)J
            lstore 9
        23: .line 771
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        24: .line 769
            lload 9
            lreturn
        end local 5 // long n
        end local 4 // boolean blocking
        25: .line 770
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int
      StackMap stack: java.lang.Throwable
            astore 8
        26: .line 771
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        27: .line 772
            aload 8
            athrow
        end local 3 // int length
        end local 2 // int offset
        end local 1 // java.nio.ByteBuffer[] srcs
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   28     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   28     1      srcs  [Ljava/nio/ByteBuffer;
            0   28     2    offset  I
            0   28     3    length  I
            3   25     4  blocking  Z
            4   25     5         n  J
      Exception table:
        from    to  target  type
           4    12      12  any
           2    23      25  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      srcs    
      offset  
      length  

  protected void implConfigureBlocking(boolean);
    descriptor: (Z)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=5, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // boolean block
         0: .line 777
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         1: .line 779
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         2: .line 781
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         3: .line 782
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         4: .line 783
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iload 1 /* block */
            invokestatic sun.nio.ch.IOUtil.configureBlocking:(Ljava/io/FileDescriptor;Z)V
         5: .line 781
            aload 2
            monitorexit
         6: goto 12
      StackMap locals: sun.nio.ch.DatagramChannelImpl int java.lang.Object
      StackMap stack: java.lang.Throwable
         7: aload 2
            monitorexit
         8: athrow
         9: .line 785
      StackMap locals: sun.nio.ch.DatagramChannelImpl int
      StackMap stack: java.lang.Throwable
            astore 3
        10: .line 786
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        11: .line 787
            aload 3
            athrow
        12: .line 786
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        13: .line 788
            goto 17
      StackMap locals:
      StackMap stack: java.lang.Throwable
        14: astore 4
        15: .line 789
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        16: .line 790
            aload 4
            athrow
        17: .line 789
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        18: .line 791
            return
        end local 1 // boolean block
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   19     0   this  Lsun/nio/ch/DatagramChannelImpl;
            0   19     1  block  Z
      Exception table:
        from    to  target  type
           3     6       7  any
           7     8       7  any
           2     9       9  any
           1    14      14  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      block  

  java.net.InetSocketAddress localAddress();
    descriptor: ()Ljava/net/InetSocketAddress;
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 794
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 795
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            aload 1
            monitorexit
         2: areturn
         3: .line 794
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         4: athrow
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     2       3  any
           3     4       3  any

  java.net.InetSocketAddress remoteAddress();
    descriptor: ()Ljava/net/InetSocketAddress;
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 800
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 801
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            aload 1
            monitorexit
         2: areturn
         3: .line 800
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         4: athrow
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     2       3  any
           3     4       3  any

  public java.nio.channels.DatagramChannel bind(java.net.SocketAddress);
    descriptor: (Ljava/net/SocketAddress;)Ljava/nio/channels/DatagramChannel;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=5, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.SocketAddress local
         0: .line 807
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         1: .line 809
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         2: .line 811
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         3: .line 812
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         4: .line 813
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnull 6
         5: .line 814
            new java.nio.channels.AlreadyBoundException
            dup
            invokespecial java.nio.channels.AlreadyBoundException.<init>:()V
            athrow
         6: .line 815
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            aload 1 /* local */
            invokevirtual sun.nio.ch.DatagramChannelImpl.bindInternal:(Ljava/net/SocketAddress;)V
         7: .line 811
            aload 2
            monitorexit
         8: goto 14
      StackMap locals:
      StackMap stack: java.lang.Throwable
         9: aload 2
            monitorexit
        10: athrow
        11: .line 817
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress
      StackMap stack: java.lang.Throwable
            astore 3
        12: .line 818
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        13: .line 819
            aload 3
            athrow
        14: .line 818
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        15: .line 820
            goto 19
      StackMap locals:
      StackMap stack: java.lang.Throwable
        16: astore 4
        17: .line 821
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        18: .line 822
            aload 4
            athrow
        19: .line 821
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        20: .line 823
            aload 0 /* this */
            areturn
        end local 1 // java.net.SocketAddress local
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   21     0   this  Lsun/nio/ch/DatagramChannelImpl;
            0   21     1  local  Ljava/net/SocketAddress;
      Exception table:
        from    to  target  type
           3     8       9  any
           9    10       9  any
           2    11      11  any
           1    16      16  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      local  

  private void bindInternal(java.net.SocketAddress);
    descriptor: (Ljava/net/SocketAddress;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.SocketAddress local
         0: .line 827
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 2
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            invokestatic java.lang.Thread.holdsLock:(Ljava/lang/Object;)Z
            ifeq 1
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnull 2
      StackMap locals:
      StackMap stack:
         1: new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 830
      StackMap locals:
      StackMap stack:
            aload 1 /* local */
            ifnonnull 8
         3: .line 832
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpne 6
         4: .line 833
            new java.net.InetSocketAddress
            dup
            ldc "0.0.0.0"
            invokestatic java.net.InetAddress.getByName:(Ljava/lang/String;)Ljava/net/InetAddress;
            iconst_0
            invokespecial java.net.InetSocketAddress.<init>:(Ljava/net/InetAddress;I)V
            astore 2 /* isa */
        start local 2 // java.net.InetSocketAddress isa
         5: .line 834
            goto 9
        end local 2 // java.net.InetSocketAddress isa
         6: .line 835
      StackMap locals:
      StackMap stack:
            new java.net.InetSocketAddress
            dup
            iconst_0
            invokespecial java.net.InetSocketAddress.<init>:(I)V
            astore 2 /* isa */
        start local 2 // java.net.InetSocketAddress isa
         7: .line 837
            goto 9
        end local 2 // java.net.InetSocketAddress isa
         8: .line 838
      StackMap locals:
      StackMap stack:
            aload 1 /* local */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            invokestatic sun.nio.ch.Net.checkAddress:(Ljava/net/SocketAddress;Ljava/net/ProtocolFamily;)Ljava/net/InetSocketAddress;
            astore 2 /* isa */
        start local 2 // java.net.InetSocketAddress isa
         9: .line 840
      StackMap locals: java.net.InetSocketAddress
      StackMap stack:
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 3 /* sm */
        start local 3 // java.lang.SecurityManager sm
        10: .line 841
            aload 3 /* sm */
            ifnull 12
        11: .line 842
            aload 3 /* sm */
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            invokevirtual java.lang.SecurityManager.checkListen:(I)V
        12: .line 844
      StackMap locals: java.lang.SecurityManager
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            invokestatic sun.nio.ch.Net.bind:(Ljava/net/ProtocolFamily;Ljava/io/FileDescriptor;Ljava/net/InetAddress;I)V
        13: .line 845
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokestatic sun.nio.ch.Net.localAddress:(Ljava/io/FileDescriptor;)Ljava/net/InetSocketAddress;
            putfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
        14: .line 846
            return
        end local 3 // java.lang.SecurityManager sm
        end local 2 // java.net.InetSocketAddress isa
        end local 1 // java.net.SocketAddress local
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   15     0   this  Lsun/nio/ch/DatagramChannelImpl;
            0   15     1  local  Ljava/net/SocketAddress;
            5    6     2    isa  Ljava/net/InetSocketAddress;
            7    8     2    isa  Ljava/net/InetSocketAddress;
            9   15     2    isa  Ljava/net/InetSocketAddress;
           10   15     3     sm  Ljava/lang/SecurityManager;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      local  

  public boolean isConnected();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 850
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 851
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_1
            if_icmpne 2
            iconst_1
            goto 3
      StackMap locals: java.lang.Object
      StackMap stack:
         2: iconst_0
      StackMap locals:
      StackMap stack: int
         3: aload 1
            monitorexit
         4: ireturn
         5: .line 850
      StackMap locals:
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         6: athrow
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     4       5  any
           5     6       5  any

  public java.nio.channels.DatagramChannel connect(java.net.SocketAddress);
    descriptor: (Ljava/net/SocketAddress;)Ljava/nio/channels/DatagramChannel;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=11, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.SocketAddress sa
         0: .line 857
            aload 1 /* sa */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            invokestatic sun.nio.ch.Net.checkAddress:(Ljava/net/SocketAddress;Ljava/net/ProtocolFamily;)Ljava/net/InetSocketAddress;
            astore 2 /* isa */
        start local 2 // java.net.InetSocketAddress isa
         1: .line 858
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 3 /* sm */
        start local 3 // java.lang.SecurityManager sm
         2: .line 859
            aload 3 /* sm */
            ifnull 9
         3: .line 860
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            astore 4 /* ia */
        start local 4 // java.net.InetAddress ia
         4: .line 861
            aload 4 /* ia */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifeq 7
         5: .line 862
            aload 3 /* sm */
            aload 4 /* ia */
            invokevirtual java.lang.SecurityManager.checkMulticast:(Ljava/net/InetAddress;)V
         6: .line 863
            goto 9
         7: .line 864
      StackMap locals: java.net.InetSocketAddress java.lang.SecurityManager java.net.InetAddress
      StackMap stack:
            aload 3 /* sm */
            aload 4 /* ia */
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
         8: .line 865
            aload 3 /* sm */
            aload 4 /* ia */
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            invokevirtual java.lang.SecurityManager.checkAccept:(Ljava/lang/String;I)V
        end local 4 // java.net.InetAddress ia
         9: .line 869
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
        10: .line 871
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
        11: .line 873
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
        12: .line 874
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
        13: .line 875
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_1
            if_icmpne 15
        14: .line 876
            new java.nio.channels.AlreadyConnectedException
            dup
            invokespecial java.nio.channels.AlreadyConnectedException.<init>:()V
            athrow
        15: .line 878
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
        16: .line 879
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
        17: .line 880
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
        18: .line 881
            aload 2 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
        19: .line 878
            invokestatic sun.nio.ch.Net.connect:(Ljava/net/ProtocolFamily;Ljava/io/FileDescriptor;Ljava/net/InetAddress;I)I
            istore 5 /* n */
        start local 5 // int n
        20: .line 882
            iload 5 /* n */
            ifgt 22
        21: .line 883
            new java.lang.Error
            dup
            invokespecial java.lang.Error.<init>:()V
            athrow
        22: .line 886
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            aload 2 /* isa */
            putfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
        23: .line 887
            aload 0 /* this */
            iconst_1
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        24: .line 890
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokestatic sun.nio.ch.Net.localAddress:(Ljava/io/FileDescriptor;)Ljava/net/InetSocketAddress;
            putfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
        25: .line 893
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 6 /* blocking */
        start local 6 // boolean blocking
        26: .line 894
            iload 6 /* blocking */
            ifeq 28
        27: .line 895
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iconst_0
            invokestatic sun.nio.ch.IOUtil.configureBlocking:(Ljava/io/FileDescriptor;Z)V
        28: .line 898
      StackMap locals: int
      StackMap stack:
            bipush 100
            invokestatic java.nio.ByteBuffer.allocate:(I)Ljava/nio/ByteBuffer;
            astore 7 /* buf */
        start local 7 // java.nio.ByteBuffer buf
        29: .line 899
            goto 31
        30: .line 900
      StackMap locals: java.nio.ByteBuffer
      StackMap stack:
            aload 7 /* buf */
            invokevirtual java.nio.ByteBuffer.clear:()Ljava/nio/ByteBuffer;
            pop
        31: .line 899
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 7 /* buf */
            iconst_0
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Z)I
            ifgt 30
        end local 7 // java.nio.ByteBuffer buf
        32: .line 902
            goto 37
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.net.InetSocketAddress java.lang.SecurityManager java.lang.Object int int
      StackMap stack: java.lang.Throwable
        33: astore 8
        34: .line 903
            iload 6 /* blocking */
            ifeq 36
        35: .line 904
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iconst_1
            invokestatic sun.nio.ch.IOUtil.configureBlocking:(Ljava/io/FileDescriptor;Z)V
        36: .line 906
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.net.InetSocketAddress java.lang.SecurityManager java.lang.Object int int top java.lang.Throwable
      StackMap stack:
            aload 8
            athrow
        37: .line 903
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.net.InetSocketAddress java.lang.SecurityManager java.lang.Object int int
      StackMap stack:
            iload 6 /* blocking */
            ifeq 39
        38: .line 904
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iconst_1
            invokestatic sun.nio.ch.IOUtil.configureBlocking:(Ljava/io/FileDescriptor;Z)V
        end local 6 // boolean blocking
        end local 5 // int n
        39: .line 873
      StackMap locals:
      StackMap stack:
            aload 4
            monitorexit
        40: goto 46
      StackMap locals:
      StackMap stack: java.lang.Throwable
        41: aload 4
            monitorexit
        42: athrow
        43: .line 908
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.net.InetSocketAddress java.lang.SecurityManager
      StackMap stack: java.lang.Throwable
            astore 9
        44: .line 909
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        45: .line 910
            aload 9
            athrow
        46: .line 909
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        47: .line 911
            goto 51
      StackMap locals:
      StackMap stack: java.lang.Throwable
        48: astore 10
        49: .line 912
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        50: .line 913
            aload 10
            athrow
        51: .line 912
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        52: .line 914
            aload 0 /* this */
            areturn
        end local 3 // java.lang.SecurityManager sm
        end local 2 // java.net.InetSocketAddress isa
        end local 1 // java.net.SocketAddress sa
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   53     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   53     1        sa  Ljava/net/SocketAddress;
            1   53     2       isa  Ljava/net/InetSocketAddress;
            2   53     3        sm  Ljava/lang/SecurityManager;
            4    9     4        ia  Ljava/net/InetAddress;
           20   39     5         n  I
           26   39     6  blocking  Z
           29   32     7       buf  Ljava/nio/ByteBuffer;
      Exception table:
        from    to  target  type
          28    33      33  any
          12    40      41  any
          41    42      41  any
          11    43      43  any
          10    48      48  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      sa    

  public java.nio.channels.DatagramChannel disconnect();
    descriptor: ()Ljava/nio/channels/DatagramChannel;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=6, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 919
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         1: .line 921
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         2: .line 923
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         3: .line 924
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifeq 4
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_1
            if_icmpeq 8
         4: .line 925
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            astore 4
            aload 1
            monitorexit
         5: .line 939
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
         6: .line 942
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
         7: .line 925
            aload 4
            areturn
         8: .line 928
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 9
            iconst_1
            goto 10
      StackMap locals:
      StackMap stack:
         9: iconst_0
      StackMap locals:
      StackMap stack: int
        10: istore 2 /* isIPv6 */
        start local 2 // boolean isIPv6
        11: .line 929
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iload 2 /* isIPv6 */
            invokestatic sun.nio.ch.DatagramChannelImpl.disconnect0:(Ljava/io/FileDescriptor;Z)V
        12: .line 932
            aload 0 /* this */
            aconst_null
            putfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
        13: .line 933
            aload 0 /* this */
            iconst_0
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        14: .line 936
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokestatic sun.nio.ch.Net.localAddress:(Ljava/io/FileDescriptor;)Ljava/net/InetSocketAddress;
            putfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
        end local 2 // boolean isIPv6
        15: .line 923
            aload 1
            monitorexit
        16: goto 22
      StackMap locals:
      StackMap stack: java.lang.Throwable
        17: aload 1
            monitorexit
        18: athrow
        19: .line 938
      StackMap locals: sun.nio.ch.DatagramChannelImpl
      StackMap stack: java.lang.Throwable
            astore 3
        20: .line 939
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        21: .line 940
            aload 3
            athrow
        22: .line 939
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        23: .line 941
            goto 27
      StackMap locals:
      StackMap stack: java.lang.Throwable
        24: astore 5
        25: .line 942
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        26: .line 943
            aload 5
            athrow
        27: .line 942
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        28: .line 944
            aload 0 /* this */
            areturn
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   29     0    this  Lsun/nio/ch/DatagramChannelImpl;
           11   15     2  isIPv6  Z
      Exception table:
        from    to  target  type
           3     5      17  any
           8    16      17  any
          17    18      17  any
           2     5      19  any
           8    19      19  any
           1     6      24  any
           8    24      24  any
    Exceptions:
      throws java.io.IOException

  private java.nio.channels.MembershipKey innerJoin(java.net.InetAddress, java.net.NetworkInterface, java.net.InetAddress);
    descriptor: (Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;)Ljava/nio/channels/MembershipKey;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=9, locals=12, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.InetAddress group
        start local 2 // java.net.NetworkInterface interf
        start local 3 // java.net.InetAddress source
         0: .line 956
            aload 1 /* group */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifne 2
         1: .line 957
            new java.lang.IllegalArgumentException
            dup
            ldc "Group not a multicast address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 960
      StackMap locals:
      StackMap stack:
            aload 1 /* group */
            instanceof java.net.Inet4Address
            ifeq 5
         3: .line 961
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 9
            invokestatic sun.nio.ch.Net.canIPv6SocketJoinIPv4Group:()Z
            ifne 9
         4: .line 962
            new java.lang.IllegalArgumentException
            dup
            ldc "IPv6 socket cannot join IPv4 multicast group"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 963
      StackMap locals:
      StackMap stack:
            aload 1 /* group */
            instanceof java.net.Inet6Address
            ifeq 8
         6: .line 964
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpeq 9
         7: .line 965
            new java.lang.IllegalArgumentException
            dup
            ldc "Only IPv6 sockets can join IPv6 multicast group"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 967
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            ldc "Address type not supported"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 971
      StackMap locals:
      StackMap stack:
            aload 3 /* source */
            ifnull 16
        10: .line 972
            aload 3 /* source */
            invokevirtual java.net.InetAddress.isAnyLocalAddress:()Z
            ifeq 12
        11: .line 973
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is a wildcard address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 974
      StackMap locals:
      StackMap stack:
            aload 3 /* source */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifeq 14
        13: .line 975
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is multicast address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        14: .line 976
      StackMap locals:
      StackMap stack:
            aload 3 /* source */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            aload 1 /* group */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            if_acmpeq 16
        15: .line 977
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is different type to group"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        16: .line 980
      StackMap locals:
      StackMap stack:
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 4 /* sm */
        start local 4 // java.lang.SecurityManager sm
        17: .line 981
            aload 4 /* sm */
            ifnull 19
        18: .line 982
            aload 4 /* sm */
            aload 1 /* group */
            invokevirtual java.lang.SecurityManager.checkMulticast:(Ljava/net/InetAddress;)V
        19: .line 984
      StackMap locals: java.lang.SecurityManager
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 5
            monitorenter
        20: .line 985
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
        21: .line 988
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            ifnonnull 24
        22: .line 989
            aload 0 /* this */
            new sun.nio.ch.MembershipRegistry
            dup
            invokespecial sun.nio.ch.MembershipRegistry.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
        23: .line 990
            goto 28
        24: .line 992
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            aload 1 /* group */
            aload 2 /* interf */
            aload 3 /* source */
            invokevirtual sun.nio.ch.MembershipRegistry.checkMembership:(Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;)Ljava/nio/channels/MembershipKey;
            astore 6 /* key */
        start local 6 // java.nio.channels.MembershipKey key
        25: .line 993
            aload 6 /* key */
            ifnull 28
        26: .line 994
            aload 6 /* key */
            aload 5
            monitorexit
        27: areturn
        end local 6 // java.nio.channels.MembershipKey key
        28: .line 998
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 44
        29: .line 999
            aload 1 /* group */
            instanceof java.net.Inet6Address
            ifne 30
            invokestatic sun.nio.ch.Net.canJoin6WithIPv4Group:()Z
            ifeq 44
        30: .line 1001
      StackMap locals:
      StackMap stack:
            aload 2 /* interf */
            invokevirtual java.net.NetworkInterface.getIndex:()I
            istore 7 /* index */
        start local 7 // int index
        31: .line 1002
            iload 7 /* index */
            iconst_m1
            if_icmpne 33
        32: .line 1003
            new java.io.IOException
            dup
            ldc "Network interface cannot be identified"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        33: .line 1006
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.InetAddress java.net.NetworkInterface java.net.InetAddress java.lang.SecurityManager java.lang.Object top int
      StackMap stack:
            aload 1 /* group */
            invokestatic sun.nio.ch.Net.inet6AsByteArray:(Ljava/net/InetAddress;)[B
            astore 8 /* groupAddress */
        start local 8 // byte[] groupAddress
        34: .line 1007
            aload 3 /* source */
            ifnonnull 35
            aconst_null
            goto 36
        35: .line 1008
      StackMap locals: byte[]
      StackMap stack:
            aload 3 /* source */
            invokestatic sun.nio.ch.Net.inet6AsByteArray:(Ljava/net/InetAddress;)[B
        36: .line 1007
      StackMap locals:
      StackMap stack: byte[]
            astore 9 /* sourceAddress */
        start local 9 // byte[] sourceAddress
        37: .line 1011
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 8 /* groupAddress */
            iload 7 /* index */
            aload 9 /* sourceAddress */
            invokestatic sun.nio.ch.Net.join6:(Ljava/io/FileDescriptor;[BI[B)I
            istore 10 /* n */
        start local 10 // int n
        38: .line 1012
            iload 10 /* n */
            bipush -2
            if_icmpne 40
        39: .line 1013
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        40: .line 1015
      StackMap locals: byte[] int
      StackMap stack:
            new sun.nio.ch.MembershipKeyImpl$Type6
            dup
            aload 0 /* this */
            aload 1 /* group */
            aload 2 /* interf */
            aload 3 /* source */
        41: .line 1016
            aload 8 /* groupAddress */
            iload 7 /* index */
            aload 9 /* sourceAddress */
        42: .line 1015
            invokespecial sun.nio.ch.MembershipKeyImpl$Type6.<init>:(Ljava/nio/channels/MulticastChannel;Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;[BI[B)V
            astore 6 /* key */
        end local 10 // int n
        end local 9 // byte[] sourceAddress
        end local 8 // byte[] groupAddress
        end local 7 // int index
        start local 6 // sun.nio.ch.MembershipKeyImpl key
        43: .line 1018
            goto 58
        end local 6 // sun.nio.ch.MembershipKeyImpl key
        44: .line 1020
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.InetAddress java.net.NetworkInterface java.net.InetAddress java.lang.SecurityManager java.lang.Object
      StackMap stack:
            aload 2 /* interf */
            invokestatic sun.nio.ch.Net.anyInet4Address:(Ljava/net/NetworkInterface;)Ljava/net/Inet4Address;
            astore 7 /* target */
        start local 7 // java.net.Inet4Address target
        45: .line 1021
            aload 7 /* target */
            ifnonnull 47
        46: .line 1022
            new java.io.IOException
            dup
            ldc "Network interface not configured for IPv4"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        47: .line 1024
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.InetAddress java.net.NetworkInterface java.net.InetAddress java.lang.SecurityManager java.lang.Object top java.net.Inet4Address
      StackMap stack:
            aload 1 /* group */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
            istore 8 /* groupAddress */
        start local 8 // int groupAddress
        48: .line 1025
            aload 7 /* target */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
            istore 9 /* targetAddress */
        start local 9 // int targetAddress
        49: .line 1026
            aload 3 /* source */
            ifnonnull 50
            iconst_0
            goto 51
      StackMap locals: int int
      StackMap stack:
        50: aload 3 /* source */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
      StackMap locals:
      StackMap stack: int
        51: istore 10 /* sourceAddress */
        start local 10 // int sourceAddress
        52: .line 1029
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iload 8 /* groupAddress */
            iload 9 /* targetAddress */
            iload 10 /* sourceAddress */
            invokestatic sun.nio.ch.Net.join4:(Ljava/io/FileDescriptor;III)I
            istore 11 /* n */
        start local 11 // int n
        53: .line 1030
            iload 11 /* n */
            bipush -2
            if_icmpne 55
        54: .line 1031
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        55: .line 1033
      StackMap locals: int int
      StackMap stack:
            new sun.nio.ch.MembershipKeyImpl$Type4
            dup
            aload 0 /* this */
            aload 1 /* group */
            aload 2 /* interf */
            aload 3 /* source */
        56: .line 1034
            iload 8 /* groupAddress */
            iload 9 /* targetAddress */
            iload 10 /* sourceAddress */
        57: .line 1033
            invokespecial sun.nio.ch.MembershipKeyImpl$Type4.<init>:(Ljava/nio/channels/MulticastChannel;Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;III)V
            astore 6 /* key */
        end local 11 // int n
        end local 10 // int sourceAddress
        end local 9 // int targetAddress
        end local 8 // int groupAddress
        end local 7 // java.net.Inet4Address target
        start local 6 // sun.nio.ch.MembershipKeyImpl key
        58: .line 1037
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.InetAddress java.net.NetworkInterface java.net.InetAddress java.lang.SecurityManager java.lang.Object sun.nio.ch.MembershipKeyImpl
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            aload 6 /* key */
            invokevirtual sun.nio.ch.MembershipRegistry.add:(Lsun/nio/ch/MembershipKeyImpl;)V
        59: .line 1038
            aload 6 /* key */
            aload 5
            monitorexit
        60: areturn
        end local 6 // sun.nio.ch.MembershipKeyImpl key
        61: .line 984
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.InetAddress java.net.NetworkInterface java.net.InetAddress java.lang.SecurityManager java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 5
            monitorexit
        62: athrow
        end local 4 // java.lang.SecurityManager sm
        end local 3 // java.net.InetAddress source
        end local 2 // java.net.NetworkInterface interf
        end local 1 // java.net.InetAddress group
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0   63     0           this  Lsun/nio/ch/DatagramChannelImpl;
            0   63     1          group  Ljava/net/InetAddress;
            0   63     2         interf  Ljava/net/NetworkInterface;
            0   63     3         source  Ljava/net/InetAddress;
           17   63     4             sm  Ljava/lang/SecurityManager;
           25   28     6            key  Ljava/nio/channels/MembershipKey;
           43   44     6            key  Lsun/nio/ch/MembershipKeyImpl;
           58   61     6            key  Lsun/nio/ch/MembershipKeyImpl;
           31   43     7          index  I
           34   43     8   groupAddress  [B
           37   43     9  sourceAddress  [B
           38   43    10              n  I
           45   58     7         target  Ljava/net/Inet4Address;
           48   58     8   groupAddress  I
           49   58     9  targetAddress  I
           52   58    10  sourceAddress  I
           53   58    11              n  I
      Exception table:
        from    to  target  type
          20    27      61  any
          28    60      61  any
          61    62      61  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      group   
      interf  
      source  

  public java.nio.channels.MembershipKey join(java.net.InetAddress, java.net.NetworkInterface);
    descriptor: (Ljava/net/InetAddress;Ljava/net/NetworkInterface;)Ljava/nio/channels/MembershipKey;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.InetAddress group
        start local 2 // java.net.NetworkInterface interf
         0: .line 1047
            aload 0 /* this */
            aload 1 /* group */
            aload 2 /* interf */
            aconst_null
            invokevirtual sun.nio.ch.DatagramChannelImpl.innerJoin:(Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;)Ljava/nio/channels/MembershipKey;
            areturn
        end local 2 // java.net.NetworkInterface interf
        end local 1 // java.net.InetAddress group
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0    1     1   group  Ljava/net/InetAddress;
            0    1     2  interf  Ljava/net/NetworkInterface;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      group   
      interf  

  public java.nio.channels.MembershipKey join(java.net.InetAddress, java.net.NetworkInterface, java.net.InetAddress);
    descriptor: (Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;)Ljava/nio/channels/MembershipKey;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.InetAddress group
        start local 2 // java.net.NetworkInterface interf
        start local 3 // java.net.InetAddress source
         0: .line 1056
            aload 3 /* source */
            invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 1057
            aload 0 /* this */
            aload 1 /* group */
            aload 2 /* interf */
            aload 3 /* source */
            invokevirtual sun.nio.ch.DatagramChannelImpl.innerJoin:(Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;)Ljava/nio/channels/MembershipKey;
            areturn
        end local 3 // java.net.InetAddress source
        end local 2 // java.net.NetworkInterface interf
        end local 1 // java.net.InetAddress group
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0    2     1   group  Ljava/net/InetAddress;
            0    2     2  interf  Ljava/net/NetworkInterface;
            0    2     3  source  Ljava/net/InetAddress;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      group   
      interf  
      source  

  void drop(sun.nio.ch.MembershipKeyImpl);
    descriptor: (Lsun/nio/ch/MembershipKeyImpl;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // sun.nio.ch.MembershipKeyImpl key
         0: .line 1062
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 1
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.channel:()Ljava/nio/channels/MulticastChannel;
            aload 0 /* this */
            if_acmpeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 1064
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         2: .line 1065
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.isValid:()Z
            ifne 5
         3: .line 1066
            aload 2
            monitorexit
         4: return
         5: .line 1069
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* key */
            instanceof sun.nio.ch.MembershipKeyImpl$Type6
            ifeq 10
         6: .line 1071
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type6
         7: .line 1070
            astore 3 /* key6 */
        start local 3 // sun.nio.ch.MembershipKeyImpl$Type6 key6
         8: .line 1072
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 3 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.groupAddress:()[B
            aload 3 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.index:()I
            aload 3 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.source:()[B
            invokestatic sun.nio.ch.Net.drop6:(Ljava/io/FileDescriptor;[BI[B)V
        end local 3 // sun.nio.ch.MembershipKeyImpl$Type6 key6
         9: .line 1073
            goto 17
        10: .line 1074
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type4
            astore 3 /* key4 */
        start local 3 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        11: .line 1075
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 3 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.groupAddress:()I
            aload 3 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.interfaceAddress:()I
        12: .line 1076
            aload 3 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.source:()I
        13: .line 1075
            invokestatic sun.nio.ch.Net.drop4:(Ljava/io/FileDescriptor;III)V
        end local 3 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        14: .line 1078
            goto 17
      StackMap locals:
      StackMap stack: java.io.IOException
        15: astore 3 /* ioe */
        start local 3 // java.io.IOException ioe
        16: .line 1080
            new java.lang.AssertionError
            dup
            aload 3 /* ioe */
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
        end local 3 // java.io.IOException ioe
        17: .line 1083
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.invalidate:()V
        18: .line 1084
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipRegistry.remove:(Lsun/nio/ch/MembershipKeyImpl;)V
        19: .line 1064
            aload 2
            monitorexit
        20: goto 23
      StackMap locals:
      StackMap stack: java.lang.Throwable
        21: aload 2
            monitorexit
        22: athrow
        23: .line 1086
      StackMap locals:
      StackMap stack:
            return
        end local 1 // sun.nio.ch.MembershipKeyImpl key
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   24     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0   24     1   key  Lsun/nio/ch/MembershipKeyImpl;
            8    9     3  key6  Lsun/nio/ch/MembershipKeyImpl$Type6;
           11   14     3  key4  Lsun/nio/ch/MembershipKeyImpl$Type4;
           16   17     3   ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           5    14      15  Class java.io.IOException
           2     4      21  any
           5    20      21  any
          21    22      21  any
    MethodParameters:
      Name  Flags
      key   

  void block(sun.nio.ch.MembershipKeyImpl, java.net.InetAddress);
    descriptor: (Lsun/nio/ch/MembershipKeyImpl;Ljava/net/InetAddress;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=6, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // sun.nio.ch.MembershipKeyImpl key
        start local 2 // java.net.InetAddress source
         0: .line 1095
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 1
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.channel:()Ljava/nio/channels/MulticastChannel;
            aload 0 /* this */
            if_acmpeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 1096
      StackMap locals:
      StackMap stack:
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 2
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.sourceAddress:()Ljava/net/InetAddress;
            ifnull 2
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 1098
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         3: .line 1099
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.isValid:()Z
            ifne 5
         4: .line 1100
            new java.lang.IllegalStateException
            dup
            ldc "key is no longer valid"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 1101
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 2 /* source */
            invokevirtual java.net.InetAddress.isAnyLocalAddress:()Z
            ifeq 7
         6: .line 1102
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is a wildcard address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 1103
      StackMap locals:
      StackMap stack:
            aload 2 /* source */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifeq 9
         8: .line 1104
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is multicast address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 1105
      StackMap locals:
      StackMap stack:
            aload 2 /* source */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.group:()Ljava/net/InetAddress;
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            if_acmpeq 11
        10: .line 1106
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is different type to group"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 1109
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            instanceof sun.nio.ch.MembershipKeyImpl$Type6
            ifeq 18
        12: .line 1111
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type6
        13: .line 1110
            astore 5 /* key6 */
        start local 5 // sun.nio.ch.MembershipKeyImpl$Type6 key6
        14: .line 1112
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 5 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.groupAddress:()[B
            aload 5 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.index:()I
        15: .line 1113
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet6AsByteArray:(Ljava/net/InetAddress;)[B
        16: .line 1112
            invokestatic sun.nio.ch.Net.block6:(Ljava/io/FileDescriptor;[BI[B)I
            istore 4 /* n */
        end local 5 // sun.nio.ch.MembershipKeyImpl$Type6 key6
        start local 4 // int n
        17: .line 1114
            goto 23
        end local 4 // int n
        18: .line 1116
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type4
        19: .line 1115
            astore 5 /* key4 */
        start local 5 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        20: .line 1117
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 5 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.groupAddress:()I
            aload 5 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.interfaceAddress:()I
        21: .line 1118
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
        22: .line 1117
            invokestatic sun.nio.ch.Net.block4:(Ljava/io/FileDescriptor;III)I
            istore 4 /* n */
        end local 5 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        start local 4 // int n
        23: .line 1120
      StackMap locals: int
      StackMap stack:
            iload 4 /* n */
            bipush -2
            if_icmpne 25
        24: .line 1122
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 4 // int n
        25: .line 1098
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        26: goto 29
      StackMap locals:
      StackMap stack: java.lang.Throwable
        27: aload 3
            monitorexit
        28: athrow
        29: .line 1125
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.net.InetAddress source
        end local 1 // sun.nio.ch.MembershipKeyImpl key
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   30     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   30     1     key  Lsun/nio/ch/MembershipKeyImpl;
            0   30     2  source  Ljava/net/InetAddress;
           17   18     4       n  I
           23   25     4       n  I
           14   17     5    key6  Lsun/nio/ch/MembershipKeyImpl$Type6;
           20   23     5    key4  Lsun/nio/ch/MembershipKeyImpl$Type4;
      Exception table:
        from    to  target  type
           3    26      27  any
          27    28      27  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      key     
      source  

  void unblock(sun.nio.ch.MembershipKeyImpl, java.net.InetAddress);
    descriptor: (Lsun/nio/ch/MembershipKeyImpl;Ljava/net/InetAddress;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=5, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // sun.nio.ch.MembershipKeyImpl key
        start local 2 // java.net.InetAddress source
         0: .line 1131
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 1
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.channel:()Ljava/nio/channels/MulticastChannel;
            aload 0 /* this */
            if_acmpeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 1132
      StackMap locals:
      StackMap stack:
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 2
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.sourceAddress:()Ljava/net/InetAddress;
            ifnull 2
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 1134
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         3: .line 1135
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.isValid:()Z
            ifne 5
         4: .line 1136
            new java.lang.IllegalStateException
            dup
            ldc "key is no longer valid"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 1139
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* key */
            instanceof sun.nio.ch.MembershipKeyImpl$Type6
            ifeq 12
         6: .line 1141
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type6
         7: .line 1140
            astore 4 /* key6 */
        start local 4 // sun.nio.ch.MembershipKeyImpl$Type6 key6
         8: .line 1142
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 4 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.groupAddress:()[B
            aload 4 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.index:()I
         9: .line 1143
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet6AsByteArray:(Ljava/net/InetAddress;)[B
        10: .line 1142
            invokestatic sun.nio.ch.Net.unblock6:(Ljava/io/FileDescriptor;[BI[B)V
        end local 4 // sun.nio.ch.MembershipKeyImpl$Type6 key6
        11: .line 1144
            goto 20
        12: .line 1146
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type4
        13: .line 1145
            astore 4 /* key4 */
        start local 4 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        14: .line 1147
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 4 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.groupAddress:()I
            aload 4 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.interfaceAddress:()I
        15: .line 1148
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
        16: .line 1147
            invokestatic sun.nio.ch.Net.unblock4:(Ljava/io/FileDescriptor;III)V
        end local 4 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        17: .line 1150
            goto 20
      StackMap locals:
      StackMap stack: java.io.IOException
        18: astore 4 /* ioe */
        start local 4 // java.io.IOException ioe
        19: .line 1152
            new java.lang.AssertionError
            dup
            aload 4 /* ioe */
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
        end local 4 // java.io.IOException ioe
        20: .line 1134
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        21: goto 24
      StackMap locals:
      StackMap stack: java.lang.Throwable
        22: aload 3
            monitorexit
        23: athrow
        24: .line 1155
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.net.InetAddress source
        end local 1 // sun.nio.ch.MembershipKeyImpl key
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   25     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   25     1     key  Lsun/nio/ch/MembershipKeyImpl;
            0   25     2  source  Ljava/net/InetAddress;
            8   11     4    key6  Lsun/nio/ch/MembershipKeyImpl$Type6;
           14   17     4    key4  Lsun/nio/ch/MembershipKeyImpl$Type4;
           19   20     4     ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           5    17      18  Class java.io.IOException
           3    21      22  any
          22    23      22  any
    MethodParameters:
        Name  Flags
      key     
      source  

  private boolean tryClose();
    descriptor: ()Z
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1162
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 2
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            invokestatic java.lang.Thread.holdsLock:(Ljava/lang/Object;)Z
            ifeq 1
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmpeq 2
      StackMap locals:
      StackMap stack:
         1: new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 1163
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readerThread:J
            lconst_0
            lcmp
            ifne 11
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writerThread:J
            lconst_0
            lcmp
            ifne 11
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isRegistered:()Z
            ifne 11
         3: .line 1164
            aload 0 /* this */
            iconst_3
            putfield sun.nio.ch.DatagramChannelImpl.state:I
         4: .line 1166
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokevirtual sun.nio.ch.NativeDispatcher.close:(Ljava/io/FileDescriptor;)V
         5: .line 1167
            goto 9
      StackMap locals:
      StackMap stack: java.lang.Throwable
         6: astore 1
         7: .line 1169
            invokestatic sun.net.ResourceManager.afterUdpClose:()V
         8: .line 1170
            aload 1
            athrow
         9: .line 1169
      StackMap locals:
      StackMap stack:
            invokestatic sun.net.ResourceManager.afterUdpClose:()V
        10: .line 1171
            iconst_1
            ireturn
        11: .line 1173
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           4     6       6  any
    Exceptions:
      throws java.io.IOException

  private void tryFinishClose();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1184
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.tryClose:()Z
            pop
         1: .line 1185
            goto 3
      StackMap locals:
      StackMap stack: java.io.IOException
         2: pop
         3: .line 1186
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           0     1       2  Class java.io.IOException

  private void implCloseBlockingMode();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=6, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1196
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 1197
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 2
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmplt 2
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 1198
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            iconst_2
            putfield sun.nio.ch.DatagramChannelImpl.state:I
         3: .line 1201
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            ifnull 5
         4: .line 1202
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            invokevirtual sun.nio.ch.MembershipRegistry.invalidateAll:()V
         5: .line 1204
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.tryClose:()Z
            ifne 14
         6: .line 1205
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readerThread:J
            lstore 2 /* reader */
        start local 2 // long reader
         7: .line 1206
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writerThread:J
            lstore 4 /* writer */
        start local 4 // long writer
         8: .line 1207
            lload 2 /* reader */
            lconst_0
            lcmp
            ifne 9
            lload 4 /* writer */
            lconst_0
            lcmp
            ifeq 14
         9: .line 1208
      StackMap locals: long long
      StackMap stack:
            getstatic sun.nio.ch.DatagramChannelImpl.nd:Lsun/nio/ch/NativeDispatcher;
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            invokevirtual sun.nio.ch.NativeDispatcher.preClose:(Ljava/io/FileDescriptor;)V
        10: .line 1209
            lload 2 /* reader */
            lconst_0
            lcmp
            ifeq 12
        11: .line 1210
            lload 2 /* reader */
            invokestatic sun.nio.ch.NativeThread.signal:(J)V
        12: .line 1211
      StackMap locals:
      StackMap stack:
            lload 4 /* writer */
            lconst_0
            lcmp
            ifeq 14
        13: .line 1212
            lload 4 /* writer */
            invokestatic sun.nio.ch.NativeThread.signal:(J)V
        end local 4 // long writer
        end local 2 // long reader
        14: .line 1196
      StackMap locals:
      StackMap stack:
            aload 1
            monitorexit
        15: goto 18
      StackMap locals:
      StackMap stack: java.lang.Throwable
        16: aload 1
            monitorexit
        17: athrow
        18: .line 1216
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   19     0    this  Lsun/nio/ch/DatagramChannelImpl;
            7   14     2  reader  J
            8   14     4  writer  J
      Exception table:
        from    to  target  type
           1    15      16  any
          16    17      16  any
    Exceptions:
      throws java.io.IOException

  private void implCloseNonBlockingMode();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1225
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 1226
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 2
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmplt 2
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 1227
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            iconst_2
            putfield sun.nio.ch.DatagramChannelImpl.state:I
         3: .line 1230
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            ifnull 5
         4: .line 1231
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            invokevirtual sun.nio.ch.MembershipRegistry.invalidateAll:()V
         5: .line 1225
      StackMap locals:
      StackMap stack:
            aload 1
            monitorexit
         6: goto 9
      StackMap locals:
      StackMap stack: java.lang.Throwable
         7: aload 1
            monitorexit
         8: athrow
         9: .line 1235
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
        10: .line 1236
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        11: .line 1237
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
        12: .line 1238
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        13: .line 1239
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
        14: .line 1240
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmpne 16
        15: .line 1241
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.tryClose:()Z
            pop
        16: .line 1239
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1
            monitorexit
        17: goto 20
      StackMap locals:
      StackMap stack: java.lang.Throwable
        18: aload 1
            monitorexit
        19: athrow
        20: .line 1244
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   21     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     6       7  any
           7     8       7  any
          14    17      18  any
          18    19      18  any
    Exceptions:
      throws java.io.IOException

  protected void implCloseSelectableChannel();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1251
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 1
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 1252
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            ifeq 4
         2: .line 1253
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.implCloseBlockingMode:()V
         3: .line 1254
            goto 5
         4: .line 1255
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.implCloseNonBlockingMode:()V
         5: .line 1257
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    6     0  this  Lsun/nio/ch/DatagramChannelImpl;
    Exceptions:
      throws java.io.IOException

  public void kill();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1261
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 1262
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmpne 3
         2: .line 1263
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.tryFinishClose:()V
         3: .line 1261
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1
            monitorexit
         4: goto 7
      StackMap locals:
      StackMap stack: java.lang.Throwable
         5: aload 1
            monitorexit
         6: athrow
         7: .line 1266
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     4       5  any
           5     6       5  any

  protected void finalize();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1271
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            ifnull 2
         1: .line 1272
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.close:()V
         2: .line 1273
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lsun/nio/ch/DatagramChannelImpl;
    Exceptions:
      throws java.io.IOException

  public boolean translateReadyOps(int, int, sun.nio.ch.SelectionKeyImpl);
    descriptor: (IILsun/nio/ch/SelectionKeyImpl;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=7, args_size=4
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // int ops
        start local 2 // int initialOps
        start local 3 // sun.nio.ch.SelectionKeyImpl ski
         0: .line 1279
            aload 3 /* ski */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioInterestOps:()I
            istore 4 /* intOps */
        start local 4 // int intOps
         1: .line 1280
            aload 3 /* ski */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:()I
            istore 5 /* oldOps */
        start local 5 // int oldOps
         2: .line 1281
            iload 2 /* initialOps */
            istore 6 /* newOps */
        start local 6 // int newOps
         3: .line 1283
            iload 1 /* ops */
            getstatic sun.nio.ch.Net.POLLNVAL:S
            iand
            ifeq 5
         4: .line 1287
            iconst_0
            ireturn
         5: .line 1290
      StackMap locals: int int int
      StackMap stack:
            iload 1 /* ops */
            getstatic sun.nio.ch.Net.POLLERR:S
            getstatic sun.nio.ch.Net.POLLHUP:S
            ior
            iand
            ifeq 10
         6: .line 1291
            iload 4 /* intOps */
            istore 6 /* newOps */
         7: .line 1292
            aload 3 /* ski */
            iload 6 /* newOps */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:(I)V
         8: .line 1293
            iload 6 /* newOps */
            iload 5 /* oldOps */
            iconst_m1
            ixor
            iand
            ifeq 9
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         9: iconst_0
            ireturn
        10: .line 1296
      StackMap locals:
      StackMap stack:
            iload 1 /* ops */
            getstatic sun.nio.ch.Net.POLLIN:S
            iand
            ifeq 13
        11: .line 1297
            iload 4 /* intOps */
            iconst_1
            iand
            ifeq 13
        12: .line 1298
            iload 6 /* newOps */
            iconst_1
            ior
            istore 6 /* newOps */
        13: .line 1300
      StackMap locals:
      StackMap stack:
            iload 1 /* ops */
            getstatic sun.nio.ch.Net.POLLOUT:S
            iand
            ifeq 16
        14: .line 1301
            iload 4 /* intOps */
            iconst_4
            iand
            ifeq 16
        15: .line 1302
            iload 6 /* newOps */
            iconst_4
            ior
            istore 6 /* newOps */
        16: .line 1304
      StackMap locals:
      StackMap stack:
            aload 3 /* ski */
            iload 6 /* newOps */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:(I)V
        17: .line 1305
            iload 6 /* newOps */
            iload 5 /* oldOps */
            iconst_m1
            ixor
            iand
            ifeq 18
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
        18: iconst_0
            ireturn
        end local 6 // int newOps
        end local 5 // int oldOps
        end local 4 // int intOps
        end local 3 // sun.nio.ch.SelectionKeyImpl ski
        end local 2 // int initialOps
        end local 1 // int ops
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   19     0        this  Lsun/nio/ch/DatagramChannelImpl;
            0   19     1         ops  I
            0   19     2  initialOps  I
            0   19     3         ski  Lsun/nio/ch/SelectionKeyImpl;
            1   19     4      intOps  I
            2   19     5      oldOps  I
            3   19     6      newOps  I
    MethodParameters:
            Name  Flags
      ops         
      initialOps  
      ski         

  public boolean translateAndUpdateReadyOps(int, sun.nio.ch.SelectionKeyImpl);
    descriptor: (ILsun/nio/ch/SelectionKeyImpl;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // int ops
        start local 2 // sun.nio.ch.SelectionKeyImpl ski
         0: .line 1309
            aload 0 /* this */
            iload 1 /* ops */
            aload 2 /* ski */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:()I
            aload 2 /* ski */
            invokevirtual sun.nio.ch.DatagramChannelImpl.translateReadyOps:(IILsun/nio/ch/SelectionKeyImpl;)Z
            ireturn
        end local 2 // sun.nio.ch.SelectionKeyImpl ski
        end local 1 // int ops
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0    1     1   ops  I
            0    1     2   ski  Lsun/nio/ch/SelectionKeyImpl;
    MethodParameters:
      Name  Flags
      ops   
      ski   

  public boolean translateAndSetReadyOps(int, sun.nio.ch.SelectionKeyImpl);
    descriptor: (ILsun/nio/ch/SelectionKeyImpl;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // int ops
        start local 2 // sun.nio.ch.SelectionKeyImpl ski
         0: .line 1313
            aload 0 /* this */
            iload 1 /* ops */
            iconst_0
            aload 2 /* ski */
            invokevirtual sun.nio.ch.DatagramChannelImpl.translateReadyOps:(IILsun/nio/ch/SelectionKeyImpl;)Z
            ireturn
        end local 2 // sun.nio.ch.SelectionKeyImpl ski
        end local 1 // int ops
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0    1     1   ops  I
            0    1     2   ski  Lsun/nio/ch/SelectionKeyImpl;
    MethodParameters:
      Name  Flags
      ops   
      ski   

  boolean pollRead(long);
    descriptor: (J)Z
    flags: (0x0000) 
    Code:
      stack=4, locals=9, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // long timeout
         0: .line 1321
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 3 /* blocking */
        start local 3 // boolean blocking
         1: .line 1322
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 3
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.blockingLock:()Ljava/lang/Object;
            invokestatic java.lang.Thread.holdsLock:(Ljava/lang/Object;)Z
            ifeq 2
            iload 3 /* blocking */
            ifne 3
      StackMap locals: int
      StackMap stack:
         2: new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 1324
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.lock:()V
         4: .line 1326
            iconst_0
            istore 4 /* polled */
        start local 4 // boolean polled
         5: .line 1328
            aload 0 /* this */
            iload 3 /* blocking */
            iconst_0
            invokevirtual sun.nio.ch.DatagramChannelImpl.beginRead:(ZZ)Ljava/net/SocketAddress;
            pop
         6: .line 1329
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            getstatic sun.nio.ch.Net.POLLIN:S
            lload 1 /* timeout */
            invokestatic sun.nio.ch.Net.poll:(Ljava/io/FileDescriptor;IJ)I
            istore 5 /* events */
        start local 5 // int events
         7: .line 1330
            iload 5 /* events */
            ifeq 8
            iconst_1
            goto 9
      StackMap locals: int int
      StackMap stack:
         8: iconst_0
      StackMap locals:
      StackMap stack: int
         9: istore 4 /* polled */
        end local 5 // int events
        10: .line 1331
            goto 14
      StackMap locals: sun.nio.ch.DatagramChannelImpl long int int
      StackMap stack: java.lang.Throwable
        11: astore 6
        12: .line 1332
            aload 0 /* this */
            iload 3 /* blocking */
            iload 4 /* polled */
            invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        13: .line 1333
            aload 6
            athrow
        14: .line 1332
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 3 /* blocking */
            iload 4 /* polled */
            invokevirtual sun.nio.ch.DatagramChannelImpl.endRead:(ZZ)V
        15: .line 1334
            iload 4 /* polled */
            istore 8
        16: .line 1336
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        17: .line 1334
            iload 8
            ireturn
        end local 4 // boolean polled
        18: .line 1335
      StackMap locals: sun.nio.ch.DatagramChannelImpl long int
      StackMap stack: java.lang.Throwable
            astore 7
        19: .line 1336
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/util/concurrent/locks/ReentrantLock;
            invokevirtual java.util.concurrent.locks.ReentrantLock.unlock:()V
        20: .line 1337
            aload 7
            athrow
        end local 3 // boolean blocking
        end local 1 // long timeout
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   21     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   21     1   timeout  J
            1   21     3  blocking  Z
            5   18     4    polled  Z
            7   10     5    events  I
      Exception table:
        from    to  target  type
           5    11      11  any
           4    16      18  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
         Name  Flags
      timeout  

  public int translateInterestOps(int);
    descriptor: (I)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // int ops
         0: .line 1344
            iconst_0
            istore 2 /* newOps */
        start local 2 // int newOps
         1: .line 1345
            iload 1 /* ops */
            iconst_1
            iand
            ifeq 3
         2: .line 1346
            iload 2 /* newOps */
            getstatic sun.nio.ch.Net.POLLIN:S
            ior
            istore 2 /* newOps */
         3: .line 1347
      StackMap locals: int
      StackMap stack:
            iload 1 /* ops */
            iconst_4
            iand
            ifeq 5
         4: .line 1348
            iload 2 /* newOps */
            getstatic sun.nio.ch.Net.POLLOUT:S
            ior
            istore 2 /* newOps */
         5: .line 1349
      StackMap locals:
      StackMap stack:
            iload 1 /* ops */
            bipush 8
            iand
            ifeq 7
         6: .line 1350
            iload 2 /* newOps */
            getstatic sun.nio.ch.Net.POLLIN:S
            ior
            istore 2 /* newOps */
         7: .line 1351
      StackMap locals:
      StackMap stack:
            iload 2 /* newOps */
            ireturn
        end local 2 // int newOps
        end local 1 // int ops
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0    8     1     ops  I
            1    8     2  newOps  I
    MethodParameters:
      Name  Flags
      ops   

  public java.io.FileDescriptor getFD();
    descriptor: ()Ljava/io/FileDescriptor;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1355
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            areturn
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/DatagramChannelImpl;

  public int getFDVal();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1359
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fdVal:I
            ireturn
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/DatagramChannelImpl;

  private static native void initIDs();
    descriptor: ()V
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE

  private static native void disconnect0(java.io.FileDescriptor, boolean);
    descriptor: (Ljava/io/FileDescriptor;Z)V
    flags: (0x010a) ACC_PRIVATE, ACC_STATIC, ACC_NATIVE
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      fd      
      isIPv6  

  private native int receive0(java.io.FileDescriptor, long, int, boolean);
    descriptor: (Ljava/io/FileDescriptor;JIZ)I
    flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
    Exceptions:
      throws java.io.IOException
    MethodParameters:
           Name  Flags
      fd         
      address    
      len        
      connected  

  private native int send0(boolean, java.io.FileDescriptor, long, int, java.net.InetAddress, int);
    descriptor: (ZLjava/io/FileDescriptor;JILjava/net/InetAddress;I)I
    flags: (0x0102) ACC_PRIVATE, ACC_NATIVE
    Exceptions:
      throws java.io.IOException
    MethodParameters:
            Name  Flags
      preferIPv6  
      fd          
      address     
      len         
      addr        
      port        

  public java.nio.channels.NetworkChannel bind(java.net.SocketAddress);
    descriptor: (Ljava/net/SocketAddress;)Ljava/nio/channels/NetworkChannel;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            invokevirtual sun.nio.ch.DatagramChannelImpl.bind:(Ljava/net/SocketAddress;)Ljava/nio/channels/DatagramChannel;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    Exceptions:
      throws java.io.IOException

  public java.nio.channels.NetworkChannel setOption(java.net.SocketOption, java.lang.Object);
    descriptor: (Ljava/net/SocketOption;Ljava/lang/Object;)Ljava/nio/channels/NetworkChannel;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=3, locals=3, args_size=3
         0: .line 1
            aload 0
            aload 1
            checkcast java.net.SocketOption
            aload 2
            checkcast java.lang.Object
            invokevirtual sun.nio.ch.DatagramChannelImpl.setOption:(Ljava/net/SocketOption;Ljava/lang/Object;)Ljava/nio/channels/DatagramChannel;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    Exceptions:
      throws java.io.IOException
}
SourceFile: "DatagramChannelImpl.java"
NestMembers:
  sun.nio.ch.DatagramChannelImpl$DefaultOptionsHolder
InnerClasses:
  private DefaultOptionsHolder = sun.nio.ch.DatagramChannelImpl$DefaultOptionsHolder of sun.nio.ch.DatagramChannelImpl
  Type4 = sun.nio.ch.MembershipKeyImpl$Type4 of sun.nio.ch.MembershipKeyImpl
  Type6 = sun.nio.ch.MembershipKeyImpl$Type6 of sun.nio.ch.MembershipKeyImpl