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

  private volatile long readerThread;
    descriptor: J
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  private volatile long writerThread;
    descriptor: J
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  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.lang.Object readLock;
    descriptor: Ljava/lang/Object;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.Object writeLock;
    descriptor: Ljava/lang/Object;
    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_UNINITIALIZED;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: -1

  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_KILLED;
    descriptor: I
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 2

  private int state;
    descriptor: I
    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 43
            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 49
            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 1155
            invokestatic sun.nio.ch.IOUtil.load:()V
         5: .line 1156
            invokestatic sun.nio.ch.DatagramChannelImpl.initIDs:()V
         6: .line 1157
            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 107
            aload 0 /* this */
            aload 1 /* sp */
            invokespecial java.nio.channels.DatagramChannel.<init>:(Ljava/nio/channels/spi/SelectorProvider;)V
         1: .line 59
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
         2: .line 60
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
         3: .line 68
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
         4: .line 71
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
         5: .line 75
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
         6: .line 84
            aload 0 /* this */
            iconst_m1
            putfield sun.nio.ch.DatagramChannelImpl.state:I
         7: .line 108
            invokestatic sun.net.ResourceManager.beforeUdpCreate:()V
         8: .line 110
            aload 0 /* this */
            invokestatic sun.nio.ch.Net.isIPv6Available:()Z
            ifeq 10
         9: .line 111
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            goto 11
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        10: getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
        11: .line 110
      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;
        12: .line 112
            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;
        13: .line 113
            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
        14: .line 114
            aload 0 /* this */
            iconst_0
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        15: .line 115
            goto 19
      StackMap locals:
      StackMap stack: java.io.IOException
        16: astore 2 /* ioe */
        start local 2 // java.io.IOException ioe
        17: .line 116
            invokestatic sun.net.ResourceManager.afterUdpClose:()V
        18: .line 117
            aload 2 /* ioe */
            athrow
        end local 2 // java.io.IOException ioe
        19: .line 119
      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   20     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0   20     1    sp  Ljava/nio/channels/spi/SelectorProvider;
           17   19     2   ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
           8    15      16  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 124
            aload 0 /* this */
            aload 1 /* sp */
            invokespecial java.nio.channels.DatagramChannel.<init>:(Ljava/nio/channels/spi/SelectorProvider;)V
         1: .line 59
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
         2: .line 60
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
         3: .line 68
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
         4: .line 71
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
         5: .line 75
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
         6: .line 84
            aload 0 /* this */
            iconst_m1
            putfield sun.nio.ch.DatagramChannelImpl.state:I
         7: .line 125
            aload 2 /* family */
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpeq 12
         8: .line 126
            aload 2 /* family */
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpeq 12
         9: .line 128
            aload 2 /* family */
            ifnonnull 11
        10: .line 129
            new java.lang.NullPointerException
            dup
            ldc "'family' is null"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
        11: .line 131
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider java.net.ProtocolFamily
      StackMap stack:
            new java.lang.UnsupportedOperationException
            dup
            ldc "Protocol family not supported"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 133
      StackMap locals:
      StackMap stack:
            aload 2 /* family */
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 15
        13: .line 134
            invokestatic sun.nio.ch.Net.isIPv6Available:()Z
            ifne 15
        14: .line 135
            new java.lang.UnsupportedOperationException
            dup
            ldc "IPv6 not available"
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        15: .line 139
      StackMap locals:
      StackMap stack:
            invokestatic sun.net.ResourceManager.beforeUdpCreate:()V
        16: .line 141
            aload 0 /* this */
            aload 2 /* family */
            putfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
        17: .line 142
            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;
        18: .line 143
            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
        19: .line 144
            aload 0 /* this */
            iconst_0
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        20: .line 145
            goto 24
      StackMap locals:
      StackMap stack: java.io.IOException
        21: astore 3 /* ioe */
        start local 3 // java.io.IOException ioe
        22: .line 146
            invokestatic sun.net.ResourceManager.afterUdpClose:()V
        23: .line 147
            aload 3 /* ioe */
            athrow
        end local 3 // java.io.IOException ioe
        24: .line 149
      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   25     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   25     1      sp  Ljava/nio/channels/spi/SelectorProvider;
            0   25     2  family  Ljava/net/ProtocolFamily;
           22   24     3     ioe  Ljava/io/IOException;
      Exception table:
        from    to  target  type
          16    20      21  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=3, 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 154
            aload 0 /* this */
            aload 1 /* sp */
            invokespecial java.nio.channels.DatagramChannel.<init>:(Ljava/nio/channels/spi/SelectorProvider;)V
         1: .line 59
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
         2: .line 60
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
         3: .line 68
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
         4: .line 71
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
         5: .line 75
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
         6: .line 84
            aload 0 /* this */
            iconst_m1
            putfield sun.nio.ch.DatagramChannelImpl.state:I
         7: .line 157
            invokestatic sun.net.ResourceManager.beforeUdpCreate:()V
         8: .line 159
            aload 0 /* this */
            invokestatic sun.nio.ch.Net.isIPv6Available:()Z
            ifeq 10
         9: .line 160
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            goto 11
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.channels.spi.SelectorProvider java.io.FileDescriptor
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        10: getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
        11: .line 159
      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;
        12: .line 161
            aload 0 /* this */
            aload 2 /* fd */
            putfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
        13: .line 162
            aload 0 /* this */
            aload 2 /* fd */
            invokestatic sun.nio.ch.IOUtil.fdVal:(Ljava/io/FileDescriptor;)I
            putfield sun.nio.ch.DatagramChannelImpl.fdVal:I
        14: .line 163
            aload 0 /* this */
            iconst_0
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        15: .line 164
            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;
        16: .line 165
            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   17     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0   17     1    sp  Ljava/nio/channels/spi/SelectorProvider;
            0   17     2    fd  Ljava/io/FileDescriptor;
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      sp    
      fd    

  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 168
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 169
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.socket:Ljava/net/DatagramSocket;
            ifnonnull 3
         2: .line 170
            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 171
      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 168
      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 177
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 178
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 3
         2: .line 179
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
         3: .line 180
      StackMap locals: java.lang.Object
      StackMap stack:
            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
         4: areturn
         5: .line 177
      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
    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 186
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 187
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 3
         2: .line 188
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
         3: .line 189
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            aload 1
            monitorexit
         4: areturn
         5: .line 186
      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
    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 197
            aload 1 /* name */
            ifnonnull 2
         1: .line 198
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 199
      StackMap locals:
      StackMap stack:
            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 4
         3: .line 200
            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
         4: .line 202
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         5: .line 203
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         6: .line 205
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_TOS:Ljava/net/SocketOption;
            if_acmpeq 9
         7: .line 206
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_TTL:Ljava/net/SocketOption;
            if_acmpeq 9
         8: .line 207
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_LOOP:Ljava/net/SocketOption;
            if_acmpne 12
         9: .line 210
      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
        10: .line 211
            aload 0 /* this */
            aload 3
            monitorexit
        11: areturn
        12: .line 214
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_IF:Ljava/net/SocketOption;
            if_acmpne 29
        13: .line 215
            aload 2 /* value */
            ifnonnull 15
        14: .line 216
            new java.lang.IllegalArgumentException
            dup
            ldc "Cannot set IP_MULTICAST_IF to 'null'"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        15: .line 217
      StackMap locals:
      StackMap stack:
            aload 2 /* value */
            checkcast java.net.NetworkInterface
            astore 4 /* interf */
        start local 4 // java.net.NetworkInterface interf
        16: .line 218
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 22
        17: .line 219
            aload 4 /* interf */
            invokevirtual java.net.NetworkInterface.getIndex:()I
            istore 5 /* index */
        start local 5 // int index
        18: .line 220
            iload 5 /* index */
            iconst_m1
            if_icmpne 20
        19: .line 221
            new java.io.IOException
            dup
            ldc "Network interface cannot be identified"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        20: .line 222
      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
        21: .line 223
            goto 27
        22: .line 225
      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
        23: .line 226
            aload 5 /* target */
            ifnonnull 25
        24: .line 227
            new java.io.IOException
            dup
            ldc "Network interface not configured for IPv4"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        25: .line 228
      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
        26: .line 229
            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
        27: .line 231
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 3
            monitorexit
        28: areturn
        end local 4 // java.net.NetworkInterface interf
        29: .line 233
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.SO_REUSEADDR:Ljava/net/SocketOption;
            if_acmpne 33
        30: .line 234
            invokestatic sun.nio.ch.Net.useExclusiveBind:()Z
            ifeq 33
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnull 33
        31: .line 236
            aload 0 /* this */
            iconst_1
            putfield sun.nio.ch.DatagramChannelImpl.reuseAddressEmulated:Z
        32: .line 237
            aload 0 /* this */
            aload 2 /* value */
            checkcast java.lang.Boolean
            invokevirtual java.lang.Boolean.booleanValue:()Z
            putfield sun.nio.ch.DatagramChannelImpl.isReuseAddress:Z
        33: .line 241
      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
        34: .line 242
            aload 0 /* this */
            aload 3
            monitorexit
        35: areturn
        36: .line 202
      StackMap locals:
      StackMap stack: java.lang.Throwable
            aload 3
            monitorexit
        37: 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   38     0           this  Lsun/nio/ch/DatagramChannelImpl;
            0   38     1           name  Ljava/net/SocketOption<TT;>;
            0   38     2          value  TT;
           16   29     4         interf  Ljava/net/NetworkInterface;
           18   21     5          index  I
           23   27     5         target  Ljava/net/Inet4Address;
           26   27     6  targetAddress  I
      Exception table:
        from    to  target  type
           5    11      36  any
          12    28      36  any
          29    35      36  any
          36    37      36  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 251
            aload 1 /* name */
            ifnonnull 2
         1: .line 252
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 253
      StackMap locals:
      StackMap stack:
            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 4
         3: .line 254
            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
         4: .line 256
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         5: .line 257
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         6: .line 259
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_TOS:Ljava/net/SocketOption;
            if_acmpeq 9
         7: .line 260
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_TTL:Ljava/net/SocketOption;
            if_acmpeq 9
         8: .line 261
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_LOOP:Ljava/net/SocketOption;
            if_acmpne 11
         9: .line 263
      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
        10: areturn
        11: .line 266
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.IP_MULTICAST_IF:Ljava/net/SocketOption;
            if_acmpne 32
        12: .line 267
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpne 23
        13: .line 268
            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
        14: .line 269
            iload 3 /* address */
            ifne 17
        15: .line 270
            aload 2
            monitorexit
        16: aconst_null
            areturn
        17: .line 272
      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
        18: .line 273
            aload 4 /* ia */
            invokestatic java.net.NetworkInterface.getByInetAddress:(Ljava/net/InetAddress;)Ljava/net/NetworkInterface;
            astore 5 /* ni */
        start local 5 // java.net.NetworkInterface ni
        19: .line 274
            aload 5 /* ni */
            ifnonnull 21
        20: .line 275
            new java.io.IOException
            dup
            ldc "Unable to map address to interface"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        21: .line 276
      StackMap locals: java.net.InetAddress java.net.NetworkInterface
      StackMap stack:
            aload 5 /* ni */
            aload 2
            monitorexit
        22: areturn
        end local 5 // java.net.NetworkInterface ni
        end local 4 // java.net.InetAddress ia
        end local 3 // int address
        23: .line 278
      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
        24: .line 279
            iload 3 /* index */
            ifne 27
        25: .line 280
            aload 2
            monitorexit
        26: aconst_null
            areturn
        27: .line 282
      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
        28: .line 283
            aload 4 /* ni */
            ifnonnull 30
        29: .line 284
            new java.io.IOException
            dup
            ldc "Unable to map index to interface"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        30: .line 285
      StackMap locals: java.net.NetworkInterface
      StackMap stack:
            aload 4 /* ni */
            aload 2
            monitorexit
        31: areturn
        end local 4 // java.net.NetworkInterface ni
        end local 3 // int index
        32: .line 289
      StackMap locals:
      StackMap stack:
            aload 1 /* name */
            getstatic java.net.StandardSocketOptions.SO_REUSEADDR:Ljava/net/SocketOption;
            if_acmpne 36
        33: .line 290
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.reuseAddressEmulated:Z
            ifeq 36
        34: .line 292
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.isReuseAddress:Z
            invokestatic java.lang.Boolean.valueOf:(Z)Ljava/lang/Boolean;
            aload 2
            monitorexit
        35: areturn
        36: .line 296
      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
        37: areturn
        38: .line 256
      StackMap locals:
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
        39: athrow
        end local 1 // java.net.SocketOption name
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   40     0     this  Lsun/nio/ch/DatagramChannelImpl;
            0   40     1     name  Ljava/net/SocketOption<TT;>;
           14   23     3  address  I
           18   23     4       ia  Ljava/net/InetAddress;
           19   23     5       ni  Ljava/net/NetworkInterface;
           24   32     3    index  I
           28   32     4       ni  Ljava/net/NetworkInterface;
      Exception table:
        from    to  target  type
           5    10      38  any
          11    16      38  any
          17    22      38  any
          23    26      38  any
          27    31      38  any
          32    35      38  any
          36    37      38  any
          38    39      38  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 322
            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 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 326
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 2
         1: .line 327
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
         2: .line 328
      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.SocketAddress receive(java.nio.ByteBuffer);
    descriptor: (Ljava/nio/ByteBuffer;)Ljava/net/SocketAddress;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=9, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer dst
         0: .line 333
            aload 1 /* dst */
            invokevirtual java.nio.ByteBuffer.isReadOnly:()Z
            ifeq 2
         1: .line 334
            new java.lang.IllegalArgumentException
            dup
            ldc "Read-only buffer"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 335
      StackMap locals:
      StackMap stack:
            aload 1 /* dst */
            ifnonnull 4
         3: .line 336
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         4: .line 337
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         5: .line 338
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         6: .line 340
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.localAddress:()Ljava/net/SocketAddress;
            ifnonnull 8
         7: .line 341
            aload 0 /* this */
            aconst_null
            invokevirtual sun.nio.ch.DatagramChannelImpl.bind:(Ljava/net/SocketAddress;)Ljava/nio/channels/DatagramChannel;
            pop
         8: .line 342
      StackMap locals: java.lang.Object
      StackMap stack:
            iconst_0
            istore 3 /* n */
        start local 3 // int n
         9: .line 343
            aconst_null
            astore 4 /* bb */
        start local 4 // java.nio.ByteBuffer bb
        10: .line 345
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
        11: .line 346
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 21
        12: .line 382
            aload 4 /* bb */
            ifnull 14
        13: .line 383
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        14: .line 384
      StackMap locals: int java.nio.ByteBuffer
      StackMap stack:
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        15: .line 385
            aload 0 /* this */
            iload 3 /* n */
            ifgt 16
            iload 3 /* n */
            bipush -2
            if_icmpeq 16
            iconst_0
            goto 17
      StackMap locals:
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        16: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        17: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        18: .line 386
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 19
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 19
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        19: aload 2
            monitorexit
        20: .line 347
            aconst_null
            areturn
        21: .line 348
      StackMap locals:
      StackMap stack:
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 5 /* security */
        start local 5 // java.lang.SecurityManager security
        22: .line 349
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        23: .line 350
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifne 24
            aload 5 /* security */
            ifnonnull 36
        24: .line 352
      StackMap locals: java.lang.SecurityManager
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* dst */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;)I
            istore 3 /* n */
        25: .line 353
            iload 3 /* n */
            bipush -3
            if_icmpne 26
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 24
        26: .line 354
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            bipush -2
            if_icmpne 61
        27: .line 382
            aload 4 /* bb */
            ifnull 29
        28: .line 383
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        29: .line 384
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        30: .line 385
            aload 0 /* this */
            iload 3 /* n */
            ifgt 31
            iload 3 /* n */
            bipush -2
            if_icmpeq 31
            iconst_0
            goto 32
      StackMap locals:
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        31: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer java.lang.SecurityManager
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        32: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        33: .line 386
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 34
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 34
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        34: aload 2
            monitorexit
        35: .line 355
            aconst_null
            areturn
        36: .line 357
      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 */
        37: .line 360
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 4 /* bb */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;)I
            istore 3 /* n */
        38: .line 361
            iload 3 /* n */
            bipush -3
            if_icmpne 39
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 37
        39: .line 362
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            bipush -2
            if_icmpne 49
        40: .line 382
            aload 4 /* bb */
            ifnull 42
        41: .line 383
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        42: .line 384
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        43: .line 385
            aload 0 /* this */
            iload 3 /* n */
            ifgt 44
            iload 3 /* n */
            bipush -2
            if_icmpeq 44
            iconst_0
            goto 45
      StackMap locals:
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        44: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer java.lang.SecurityManager
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        45: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        46: .line 386
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 47
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 47
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        47: aload 2
            monitorexit
        48: .line 363
            aconst_null
            areturn
        49: .line 364
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.sender:Ljava/net/SocketAddress;
            checkcast java.net.InetSocketAddress
            astore 6 /* isa */
        start local 6 // java.net.InetSocketAddress isa
        50: .line 366
            aload 5 /* security */
        51: .line 367
            aload 6 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
        52: .line 368
            aload 6 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
        53: .line 366
            invokevirtual java.lang.SecurityManager.checkAccept:(Ljava/lang/String;I)V
        54: .line 369
            goto 59
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer java.lang.SecurityManager java.net.InetSocketAddress
      StackMap stack: java.lang.SecurityException
        55: pop
        56: .line 371
            aload 4 /* bb */
            invokevirtual java.nio.ByteBuffer.clear:()Ljava/nio/Buffer;
            pop
        57: .line 372
            iconst_0
            istore 3 /* n */
        58: .line 373
            goto 37
        59: .line 375
      StackMap locals:
      StackMap stack:
            aload 4 /* bb */
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/Buffer;
            pop
        60: .line 376
            aload 1 /* dst */
            aload 4 /* bb */
            invokevirtual java.nio.ByteBuffer.put:(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
            pop
        end local 6 // java.net.InetSocketAddress isa
        61: .line 380
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.sender:Ljava/net/SocketAddress;
            astore 8
        62: .line 382
            aload 4 /* bb */
            ifnull 64
        63: .line 383
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        64: .line 384
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer java.lang.SecurityManager top top java.net.SocketAddress
      StackMap stack:
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        65: .line 385
            aload 0 /* this */
            iload 3 /* n */
            ifgt 66
            iload 3 /* n */
            bipush -2
            if_icmpeq 66
            iconst_0
            goto 67
      StackMap locals:
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        66: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer java.lang.SecurityManager top top java.net.SocketAddress
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        67: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        68: .line 386
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 69
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 69
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        69: .line 380
      StackMap locals:
      StackMap stack:
            aload 2
            monitorexit
        70: aload 8
            areturn
        end local 5 // java.lang.SecurityManager security
        71: .line 381
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 7
        72: .line 382
            aload 4 /* bb */
            ifnull 74
        73: .line 383
            aload 4 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        74: .line 384
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer top top java.lang.Throwable
      StackMap stack:
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        75: .line 385
            aload 0 /* this */
            iload 3 /* n */
            ifgt 76
            iload 3 /* n */
            bipush -2
            if_icmpeq 76
            iconst_0
            goto 77
      StackMap locals:
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        76: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.nio.ByteBuffer top top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        77: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        78: .line 386
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 79
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 79
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        79: .line 387
      StackMap locals:
      StackMap stack:
            aload 7
            athrow
        end local 4 // java.nio.ByteBuffer bb
        end local 3 // int n
        80: .line 337
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
        81: athrow
        end local 1 // java.nio.ByteBuffer dst
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   82     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   82     1       dst  Ljava/nio/ByteBuffer;
            9   80     3         n  I
           10   80     4        bb  Ljava/nio/ByteBuffer;
           22   71     5  security  Ljava/lang/SecurityManager;
           50   61     6       isa  Ljava/net/InetSocketAddress;
      Exception table:
        from    to  target  type
          50    54      55  Class java.lang.SecurityException
          10    12      71  any
          21    27      71  any
          36    40      71  any
          49    62      71  any
           5    20      80  any
          21    35      80  any
          36    48      80  any
          49    70      80  any
          71    81      80  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      dst   

  private int receive(java.io.FileDescriptor, java.nio.ByteBuffer);
    descriptor: (Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=11, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.io.FileDescriptor fd
        start local 2 // java.nio.ByteBuffer dst
         0: .line 394
            aload 2 /* dst */
            invokevirtual java.nio.ByteBuffer.position:()I
            istore 3 /* pos */
        start local 3 // int pos
         1: .line 395
            aload 2 /* dst */
            invokevirtual java.nio.ByteBuffer.limit:()I
            istore 4 /* lim */
        start local 4 // int lim
         2: .line 396
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 3
            iload 3 /* pos */
            iload 4 /* lim */
            if_icmple 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 397
      StackMap locals: int int
      StackMap stack:
            iload 3 /* pos */
            iload 4 /* lim */
            if_icmpgt 4
            iload 4 /* lim */
            iload 3 /* pos */
            isub
            goto 5
      StackMap locals:
      StackMap stack:
         4: iconst_0
      StackMap locals:
      StackMap stack: int
         5: istore 5 /* rem */
        start local 5 // int rem
         6: .line 398
            aload 2 /* dst */
            instanceof sun.nio.ch.DirectBuffer
            ifeq 8
            iload 5 /* rem */
            ifle 8
         7: .line 399
            aload 0 /* this */
            aload 1 /* fd */
            aload 2 /* dst */
            iload 5 /* rem */
            iload 3 /* pos */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receiveIntoNativeBuffer:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;II)I
            ireturn
         8: .line 404
      StackMap locals: int
      StackMap stack:
            iload 5 /* rem */
            iconst_1
            invokestatic java.lang.Math.max:(II)I
            istore 6 /* newSize */
        start local 6 // int newSize
         9: .line 405
            iload 6 /* newSize */
            invokestatic sun.nio.ch.Util.getTemporaryDirectBuffer:(I)Ljava/nio/ByteBuffer;
            astore 7 /* bb */
        start local 7 // java.nio.ByteBuffer bb
        10: .line 407
            aload 0 /* this */
            aload 1 /* fd */
            aload 7 /* bb */
            iload 6 /* newSize */
            iconst_0
            invokevirtual sun.nio.ch.DatagramChannelImpl.receiveIntoNativeBuffer:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;II)I
            istore 8 /* n */
        start local 8 // int n
        11: .line 408
            aload 7 /* bb */
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/Buffer;
            pop
        12: .line 409
            iload 8 /* n */
            ifle 14
            iload 5 /* rem */
            ifle 14
        13: .line 410
            aload 2 /* dst */
            aload 7 /* bb */
            invokevirtual java.nio.ByteBuffer.put:(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
            pop
        14: .line 411
      StackMap locals: int java.nio.ByteBuffer int
      StackMap stack:
            iload 8 /* n */
            istore 10
        15: .line 413
            aload 7 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        16: .line 411
            iload 10
            ireturn
        end local 8 // int n
        17: .line 412
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.io.FileDescriptor java.nio.ByteBuffer int int int int java.nio.ByteBuffer
      StackMap stack: java.lang.Throwable
            astore 9
        18: .line 413
            aload 7 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        19: .line 414
            aload 9
            athrow
        end local 7 // java.nio.ByteBuffer bb
        end local 6 // int newSize
        end local 5 // int rem
        end local 4 // int lim
        end local 3 // int pos
        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;
            1   20     3      pos  I
            2   20     4      lim  I
            6   20     5      rem  I
            9   20     6  newSize  I
           10   20     7       bb  Ljava/nio/ByteBuffer;
           11   17     8        n  I
      Exception table:
        from    to  target  type
          10    15      17  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      fd    
      dst   

  private int receiveIntoNativeBuffer(java.io.FileDescriptor, java.nio.ByteBuffer, int, int);
    descriptor: (Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;II)I
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=6, locals=6, args_size=5
        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
         0: .line 421
            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 */
         1: .line 422
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
         2: .line 421
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive0:(Ljava/io/FileDescriptor;JIZ)I
            istore 5 /* n */
        start local 5 // int n
         3: .line 423
            iload 5 /* n */
            ifle 5
         4: .line 424
            aload 2 /* bb */
            iload 4 /* pos */
            iload 5 /* n */
            iadd
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/Buffer;
            pop
         5: .line 425
      StackMap locals: int
      StackMap stack:
            iload 5 /* n */
            ireturn
        end local 5 // int n
        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    6     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0    6     1    fd  Ljava/io/FileDescriptor;
            0    6     2    bb  Ljava/nio/ByteBuffer;
            0    6     3   rem  I
            0    6     4   pos  I
            3    6     5     n  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      fd    
      bb    
      rem   
      pos   

  public int send(java.nio.ByteBuffer, java.net.SocketAddress);
    descriptor: (Ljava/nio/ByteBuffer;Ljava/net/SocketAddress;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=10, 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 431
            aload 1 /* src */
            ifnonnull 2
         1: .line 432
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 434
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         3: .line 435
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         4: .line 436
            aload 2 /* target */
            invokestatic sun.nio.ch.Net.checkAddress:(Ljava/net/SocketAddress;)Ljava/net/InetSocketAddress;
            astore 4 /* isa */
        start local 4 // java.net.InetSocketAddress isa
         5: .line 437
            aload 4 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            astore 5 /* ia */
        start local 5 // java.net.InetAddress ia
         6: .line 438
            aload 5 /* ia */
            ifnonnull 8
         7: .line 439
            new java.io.IOException
            dup
            ldc "Target address not resolved"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 440
      StackMap locals: java.lang.Object java.net.InetSocketAddress java.net.InetAddress
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 6
            monitorenter
         9: .line 441
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifne 21
        10: .line 442
            aload 2 /* target */
            ifnonnull 12
        11: .line 443
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
        12: .line 444
      StackMap locals: java.lang.Object
      StackMap stack:
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 7 /* sm */
        start local 7 // java.lang.SecurityManager sm
        13: .line 445
            aload 7 /* sm */
            ifnull 28
        14: .line 446
            aload 5 /* ia */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifeq 17
        15: .line 447
            aload 7 /* sm */
            aload 5 /* ia */
            invokevirtual java.lang.SecurityManager.checkMulticast:(Ljava/net/InetAddress;)V
        16: .line 448
            goto 28
        17: .line 449
      StackMap locals: java.lang.SecurityManager
      StackMap stack:
            aload 7 /* sm */
            aload 5 /* ia */
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
        18: .line 450
            aload 4 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
        19: .line 449
            invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
        end local 7 // java.lang.SecurityManager sm
        20: .line 453
            goto 28
        21: .line 454
      StackMap locals:
      StackMap stack:
            aload 2 /* target */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifne 25
        22: .line 455
            new java.lang.IllegalArgumentException
            dup
        23: .line 456
            ldc "Connected address not equal to target address"
        24: .line 455
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        25: .line 458
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* src */
            invokevirtual sun.nio.ch.DatagramChannelImpl.write:(Ljava/nio/ByteBuffer;)I
            aload 6
            monitorexit
        26: aload 3
            monitorexit
        27: ireturn
        28: .line 440
      StackMap locals:
      StackMap stack:
            aload 6
            monitorexit
        29: goto 32
      StackMap locals:
      StackMap stack: java.lang.Throwable
        30: aload 6
            monitorexit
        31: athrow
        32: .line 462
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 6 /* n */
        start local 6 // int n
        33: .line 464
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
        34: .line 465
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 42
        35: .line 479
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        36: .line 480
            aload 0 /* this */
            iload 6 /* n */
            ifgt 37
            iload 6 /* n */
            bipush -2
            if_icmpeq 37
            iconst_0
            goto 38
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object java.net.InetSocketAddress java.net.InetAddress int
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        37: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object java.net.InetSocketAddress java.net.InetAddress int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        38: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        39: .line 481
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 40
            iload 6 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 40
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        40: aload 3
            monitorexit
        41: .line 466
            iconst_0
            ireturn
        42: .line 467
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        43: .line 469
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 1 /* src */
            aload 4 /* isa */
            invokevirtual sun.nio.ch.DatagramChannelImpl.send:(Ljava/io/FileDescriptor;Ljava/nio/ByteBuffer;Ljava/net/InetSocketAddress;)I
            istore 6 /* n */
        44: .line 470
            iload 6 /* n */
            bipush -3
            if_icmpne 45
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 43
        45: .line 472
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 7
            monitorenter
        46: .line 473
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifeq 48
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnonnull 48
        47: .line 474
            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;
        48: .line 472
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 7
            monitorexit
        49: goto 52
      StackMap locals:
      StackMap stack: java.lang.Throwable
        50: aload 7
            monitorexit
        51: athrow
        52: .line 477
      StackMap locals:
      StackMap stack:
            iload 6 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(I)I
            istore 9
        53: .line 479
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        54: .line 480
            aload 0 /* this */
            iload 6 /* n */
            ifgt 55
            iload 6 /* n */
            bipush -2
            if_icmpeq 55
            iconst_0
            goto 56
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object java.net.InetSocketAddress java.net.InetAddress int top top int
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        55: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object java.net.InetSocketAddress java.net.InetAddress int top top int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        56: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        57: .line 481
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 58
            iload 6 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 58
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        58: .line 477
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        59: iload 9
            ireturn
        60: .line 478
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object java.net.InetSocketAddress java.net.InetAddress int
      StackMap stack: java.lang.Throwable
            astore 8
        61: .line 479
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        62: .line 480
            aload 0 /* this */
            iload 6 /* n */
            ifgt 63
            iload 6 /* n */
            bipush -2
            if_icmpeq 63
            iconst_0
            goto 64
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object java.net.InetSocketAddress java.net.InetAddress int top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        63: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object java.net.InetSocketAddress java.net.InetAddress int top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        64: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        65: .line 481
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 66
            iload 6 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 66
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        66: .line 482
      StackMap locals:
      StackMap stack:
            aload 8
            athrow
        end local 6 // int n
        end local 5 // java.net.InetAddress ia
        end local 4 // java.net.InetSocketAddress isa
        67: .line 434
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.net.SocketAddress java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 3
            monitorexit
        68: athrow
        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   69     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   69     1     src  Ljava/nio/ByteBuffer;
            0   69     2  target  Ljava/net/SocketAddress;
            5   67     4     isa  Ljava/net/InetSocketAddress;
            6   67     5      ia  Ljava/net/InetAddress;
           13   20     7      sm  Ljava/lang/SecurityManager;
           33   67     6       n  I
      Exception table:
        from    to  target  type
           9    26      30  any
          28    29      30  any
          30    31      30  any
          46    49      50  any
          50    51      50  any
          33    35      60  any
          42    53      60  any
           3    27      67  any
          28    41      67  any
          42    59      67  any
          60    68      67  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 489
            aload 2 /* src */
            instanceof sun.nio.ch.DirectBuffer
            ifeq 2
         1: .line 490
            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 493
      StackMap locals:
      StackMap stack:
            aload 2 /* src */
            invokevirtual java.nio.ByteBuffer.position:()I
            istore 4 /* pos */
        start local 4 // int pos
         3: .line 494
            aload 2 /* src */
            invokevirtual java.nio.ByteBuffer.limit:()I
            istore 5 /* lim */
        start local 5 // int lim
         4: .line 495
            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 496
      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 498
            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 500
            aload 7 /* bb */
            aload 2 /* src */
            invokevirtual java.nio.ByteBuffer.put:(Ljava/nio/ByteBuffer;)Ljava/nio/ByteBuffer;
            pop
        10: .line 501
            aload 7 /* bb */
            invokevirtual java.nio.ByteBuffer.flip:()Ljava/nio/Buffer;
            pop
        11: .line 503
            aload 2 /* src */
            iload 4 /* pos */
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/Buffer;
            pop
        12: .line 505
            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 506
            iload 8 /* n */
            ifle 15
        14: .line 508
            aload 2 /* src */
            iload 4 /* pos */
            iload 8 /* n */
            iadd
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/Buffer;
            pop
        15: .line 510
      StackMap locals: int java.nio.ByteBuffer int
      StackMap stack:
            iload 8 /* n */
            istore 10
        16: .line 512
            aload 7 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        17: .line 510
            iload 10
            ireturn
        end local 8 // int n
        18: .line 511
      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 512
            aload 7 /* bb */
            invokestatic sun.nio.ch.Util.releaseTemporaryDirectBuffer:(Ljava/nio/ByteBuffer;)V
        20: .line 513
            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 520
            aload 2 /* bb */
            invokevirtual java.nio.ByteBuffer.position:()I
            istore 4 /* pos */
        start local 4 // int pos
         1: .line 521
            aload 2 /* bb */
            invokevirtual java.nio.ByteBuffer.limit:()I
            istore 5 /* lim */
        start local 5 // int lim
         2: .line 522
            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 523
      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 525
            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 528
            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 529
            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 528
            invokevirtual sun.nio.ch.DatagramChannelImpl.send0:(ZLjava/io/FileDescriptor;JILjava/net/InetAddress;I)I
            istore 8 /* written */
        start local 8 // int written
        12: .line 530
            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 531
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifeq 16
        15: .line 532
            aload 9 /* pue */
            athrow
        16: .line 533
      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 535
      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 536
            aload 2 /* bb */
            iload 4 /* pos */
            iload 8 /* written */
            iadd
            invokevirtual java.nio.ByteBuffer.position:(I)Ljava/nio/Buffer;
            pop
        19: .line 537
      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=6, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer buf
         0: .line 541
            aload 1 /* buf */
            ifnonnull 2
         1: .line 542
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 543
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         3: .line 544
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         4: .line 545
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         5: .line 546
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifne 7
         6: .line 547
            new java.nio.channels.NotYetConnectedException
            dup
            invokespecial java.nio.channels.NotYetConnectedException.<init>:()V
            athrow
         7: .line 544
      StackMap locals: java.lang.Object java.lang.Object
      StackMap stack:
            aload 3
            monitorexit
         8: goto 11
      StackMap locals:
      StackMap stack: java.lang.Throwable
         9: aload 3
            monitorexit
        10: athrow
        11: .line 549
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 3 /* n */
        start local 3 // int n
        12: .line 551
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
        13: .line 552
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 21
        14: .line 560
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        15: .line 561
            aload 0 /* this */
            iload 3 /* n */
            ifgt 16
            iload 3 /* n */
            bipush -2
            if_icmpeq 16
            iconst_0
            goto 17
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        16: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        17: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        18: .line 562
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 19
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 19
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        19: aload 2
            monitorexit
        20: .line 553
            iconst_0
            ireturn
        21: .line 554
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        22: .line 556
      StackMap locals:
      StackMap stack:
            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 */
        23: .line 557
            iload 3 /* n */
            bipush -3
            if_icmpne 24
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 22
        24: .line 558
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(I)I
            istore 5
        25: .line 560
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        26: .line 561
            aload 0 /* this */
            iload 3 /* n */
            ifgt 27
            iload 3 /* n */
            bipush -2
            if_icmpeq 27
            iconst_0
            goto 28
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int top int
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        27: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int top int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        28: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        29: .line 562
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 30
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 30
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        30: .line 558
      StackMap locals:
      StackMap stack:
            aload 2
            monitorexit
        31: iload 5
            ireturn
        32: .line 559
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int
      StackMap stack: java.lang.Throwable
            astore 4
        33: .line 560
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        34: .line 561
            aload 0 /* this */
            iload 3 /* n */
            ifgt 35
            iload 3 /* n */
            bipush -2
            if_icmpeq 35
            iconst_0
            goto 36
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        35: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        36: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        37: .line 562
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 38
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 38
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        38: .line 563
      StackMap locals:
      StackMap stack:
            aload 4
            athrow
        end local 3 // int n
        39: .line 543
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
        40: athrow
        end local 1 // java.nio.ByteBuffer buf
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   41     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0   41     1   buf  Ljava/nio/ByteBuffer;
           12   39     3     n  I
      Exception table:
        from    to  target  type
           4     8       9  any
           9    10       9  any
          12    14      32  any
          21    25      32  any
           3    20      39  any
          21    31      39  any
          32    40      39  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=5, locals=10, 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 570
            iload 2 /* offset */
            iflt 1
            iload 3 /* length */
            iflt 1
            iload 2 /* offset */
            aload 1 /* dsts */
            arraylength
            iload 3 /* length */
            isub
            if_icmple 2
         1: .line 571
      StackMap locals:
      StackMap stack:
            new java.lang.IndexOutOfBoundsException
            dup
            invokespecial java.lang.IndexOutOfBoundsException.<init>:()V
            athrow
         2: .line 572
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         3: .line 573
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 5
            monitorenter
         4: .line 574
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         5: .line 575
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifne 7
         6: .line 576
            new java.nio.channels.NotYetConnectedException
            dup
            invokespecial java.nio.channels.NotYetConnectedException.<init>:()V
            athrow
         7: .line 573
      StackMap locals: java.lang.Object java.lang.Object
      StackMap stack:
            aload 5
            monitorexit
         8: goto 11
      StackMap locals:
      StackMap stack: java.lang.Throwable
         9: aload 5
            monitorexit
        10: athrow
        11: .line 578
      StackMap locals:
      StackMap stack:
            lconst_0
            lstore 5 /* n */
        start local 5 // long n
        12: .line 580
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
        13: .line 581
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 21
        14: .line 589
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        15: .line 590
            aload 0 /* this */
            lload 5 /* n */
            lconst_0
            lcmp
            ifgt 16
            lload 5 /* n */
            ldc -2
            lcmp
            ifeq 16
            iconst_0
            goto 17
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        16: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        17: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        18: .line 591
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 19
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 19
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        19: aload 4
            monitorexit
        20: .line 582
            lconst_0
            lreturn
        21: .line 583
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        22: .line 585
      StackMap locals:
      StackMap stack:
            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 */
        23: .line 586
            lload 5 /* n */
            ldc -3
            lcmp
            ifne 24
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 22
        24: .line 587
      StackMap locals:
      StackMap stack:
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(J)J
            lstore 8
        25: .line 589
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        26: .line 590
            aload 0 /* this */
            lload 5 /* n */
            lconst_0
            lcmp
            ifgt 27
            lload 5 /* n */
            ldc -2
            lcmp
            ifeq 27
            iconst_0
            goto 28
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long top long
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        27: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long top long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        28: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        29: .line 591
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 30
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 30
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        30: .line 587
      StackMap locals:
      StackMap stack:
            aload 4
            monitorexit
        31: lload 8
            lreturn
        32: .line 588
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long
      StackMap stack: java.lang.Throwable
            astore 7
        33: .line 589
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        34: .line 590
            aload 0 /* this */
            lload 5 /* n */
            lconst_0
            lcmp
            ifgt 35
            lload 5 /* n */
            ldc -2
            lcmp
            ifeq 35
            iconst_0
            goto 36
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        35: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        36: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        37: .line 591
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 38
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 38
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        38: .line 592
      StackMap locals:
      StackMap stack:
            aload 7
            athrow
        end local 5 // long n
        39: .line 572
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 4
            monitorexit
        40: 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   41     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   41     1    dsts  [Ljava/nio/ByteBuffer;
            0   41     2  offset  I
            0   41     3  length  I
           12   39     5       n  J
      Exception table:
        from    to  target  type
           4     8       9  any
           9    10       9  any
          12    14      32  any
          21    25      32  any
           3    20      39  any
          21    31      39  any
          32    40      39  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
        Name  Flags
      dsts    
      offset  
      length  

  public int write(java.nio.ByteBuffer);
    descriptor: (Ljava/nio/ByteBuffer;)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=6, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.nio.ByteBuffer buf
         0: .line 597
            aload 1 /* buf */
            ifnonnull 2
         1: .line 598
            new java.lang.NullPointerException
            dup
            invokespecial java.lang.NullPointerException.<init>:()V
            athrow
         2: .line 599
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         3: .line 600
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         4: .line 601
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         5: .line 602
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifne 7
         6: .line 603
            new java.nio.channels.NotYetConnectedException
            dup
            invokespecial java.nio.channels.NotYetConnectedException.<init>:()V
            athrow
         7: .line 600
      StackMap locals: java.lang.Object java.lang.Object
      StackMap stack:
            aload 3
            monitorexit
         8: goto 11
      StackMap locals:
      StackMap stack: java.lang.Throwable
         9: aload 3
            monitorexit
        10: athrow
        11: .line 605
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 3 /* n */
        start local 3 // int n
        12: .line 607
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
        13: .line 608
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 21
        14: .line 616
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        15: .line 617
            aload 0 /* this */
            iload 3 /* n */
            ifgt 16
            iload 3 /* n */
            bipush -2
            if_icmpeq 16
            iconst_0
            goto 17
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        16: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        17: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        18: .line 618
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 19
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 19
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        19: aload 2
            monitorexit
        20: .line 609
            iconst_0
            ireturn
        21: .line 610
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        22: .line 612
      StackMap locals:
      StackMap stack:
            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 */
        23: .line 613
            iload 3 /* n */
            bipush -3
            if_icmpne 24
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 22
        24: .line 614
      StackMap locals:
      StackMap stack:
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(I)I
            istore 5
        25: .line 616
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        26: .line 617
            aload 0 /* this */
            iload 3 /* n */
            ifgt 27
            iload 3 /* n */
            bipush -2
            if_icmpeq 27
            iconst_0
            goto 28
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int top int
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        27: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int top int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        28: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        29: .line 618
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 30
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 30
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        30: .line 614
      StackMap locals:
      StackMap stack:
            aload 2
            monitorexit
        31: iload 5
            ireturn
        32: .line 615
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int
      StackMap stack: java.lang.Throwable
            astore 4
        33: .line 616
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        34: .line 617
            aload 0 /* this */
            iload 3 /* n */
            ifgt 35
            iload 3 /* n */
            bipush -2
            if_icmpeq 35
            iconst_0
            goto 36
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        35: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object int java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        36: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        37: .line 618
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 38
            iload 3 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(I)Z
            ifne 38
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        38: .line 619
      StackMap locals:
      StackMap stack:
            aload 4
            athrow
        end local 3 // int n
        39: .line 599
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
        40: athrow
        end local 1 // java.nio.ByteBuffer buf
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   41     0  this  Lsun/nio/ch/DatagramChannelImpl;
            0   41     1   buf  Ljava/nio/ByteBuffer;
           12   39     3     n  I
      Exception table:
        from    to  target  type
           4     8       9  any
           9    10       9  any
          12    14      32  any
          21    25      32  any
           3    20      39  any
          21    31      39  any
          32    40      39  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=5, locals=10, 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 626
            iload 2 /* offset */
            iflt 1
            iload 3 /* length */
            iflt 1
            iload 2 /* offset */
            aload 1 /* srcs */
            arraylength
            iload 3 /* length */
            isub
            if_icmple 2
         1: .line 627
      StackMap locals:
      StackMap stack:
            new java.lang.IndexOutOfBoundsException
            dup
            invokespecial java.lang.IndexOutOfBoundsException.<init>:()V
            athrow
         2: .line 628
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         3: .line 629
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 5
            monitorenter
         4: .line 630
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         5: .line 631
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifne 7
         6: .line 632
            new java.nio.channels.NotYetConnectedException
            dup
            invokespecial java.nio.channels.NotYetConnectedException.<init>:()V
            athrow
         7: .line 629
      StackMap locals: java.lang.Object java.lang.Object
      StackMap stack:
            aload 5
            monitorexit
         8: goto 11
      StackMap locals:
      StackMap stack: java.lang.Throwable
         9: aload 5
            monitorexit
        10: athrow
        11: .line 634
      StackMap locals:
      StackMap stack:
            lconst_0
            lstore 5 /* n */
        start local 5 // long n
        12: .line 636
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
        13: .line 637
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 21
        14: .line 645
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        15: .line 646
            aload 0 /* this */
            lload 5 /* n */
            lconst_0
            lcmp
            ifgt 16
            lload 5 /* n */
            ldc -2
            lcmp
            ifeq 16
            iconst_0
            goto 17
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        16: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        17: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        18: .line 647
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 19
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 19
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
      StackMap locals:
      StackMap stack:
        19: aload 4
            monitorexit
        20: .line 638
            lconst_0
            lreturn
        21: .line 639
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        22: .line 641
      StackMap locals:
      StackMap stack:
            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 */
        23: .line 642
            lload 5 /* n */
            ldc -3
            lcmp
            ifne 24
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 22
        24: .line 643
      StackMap locals:
      StackMap stack:
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.normalize:(J)J
            lstore 8
        25: .line 645
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        26: .line 646
            aload 0 /* this */
            lload 5 /* n */
            lconst_0
            lcmp
            ifgt 27
            lload 5 /* n */
            ldc -2
            lcmp
            ifeq 27
            iconst_0
            goto 28
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long top long
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        27: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long top long
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        28: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        29: .line 647
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 30
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 30
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        30: .line 643
      StackMap locals:
      StackMap stack:
            aload 4
            monitorexit
        31: lload 8
            lreturn
        32: .line 644
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long
      StackMap stack: java.lang.Throwable
            astore 7
        33: .line 645
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.writerThread:J
        34: .line 646
            aload 0 /* this */
            lload 5 /* n */
            lconst_0
            lcmp
            ifgt 35
            lload 5 /* n */
            ldc -2
            lcmp
            ifeq 35
            iconst_0
            goto 36
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        35: iconst_1
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object long java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        36: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        37: .line 647
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 38
            lload 5 /* n */
            invokestatic sun.nio.ch.IOStatus.check:(J)Z
            ifne 38
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        38: .line 648
      StackMap locals:
      StackMap stack:
            aload 7
            athrow
        end local 5 // long n
        39: .line 628
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.nio.ByteBuffer[] int int java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 4
            monitorexit
        40: 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   41     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   41     1    srcs  [Ljava/nio/ByteBuffer;
            0   41     2  offset  I
            0   41     3  length  I
           12   39     5       n  J
      Exception table:
        from    to  target  type
           4     8       9  any
           9    10       9  any
          12    14      32  any
          21    25      32  any
           3    20      39  any
          21    31      39  any
          32    40      39  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=2, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // boolean block
         0: .line 653
            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
         1: .line 654
            return
        end local 1 // boolean block
        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  block  Z
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      block  

  public java.net.SocketAddress localAddress();
    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 657
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 658
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            aload 1
            monitorexit
         2: areturn
         3: .line 657
      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.net.SocketAddress remoteAddress();
    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 663
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 664
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            aload 1
            monitorexit
         2: areturn
         3: .line 663
      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=4, locals=7, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.SocketAddress local
         0: .line 670
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         1: .line 671
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         2: .line 672
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         3: .line 673
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpen:()V
         4: .line 674
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.localAddress:Ljava/net/InetSocketAddress;
            ifnull 6
         5: .line 675
            new java.nio.channels.AlreadyBoundException
            dup
            invokespecial java.nio.channels.AlreadyBoundException.<init>:()V
            athrow
         6: .line 677
      StackMap locals: java.lang.Object java.lang.Object java.lang.Object
      StackMap stack:
            aload 1 /* local */
            ifnonnull 12
         7: .line 679
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpne 10
         8: .line 680
            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 5 /* isa */
        start local 5 // java.net.InetSocketAddress isa
         9: .line 681
            goto 17
        end local 5 // java.net.InetSocketAddress isa
        10: .line 682
      StackMap locals:
      StackMap stack:
            new java.net.InetSocketAddress
            dup
            iconst_0
            invokespecial java.net.InetSocketAddress.<init>:(I)V
            astore 5 /* isa */
        start local 5 // java.net.InetSocketAddress isa
        11: .line 684
            goto 17
        end local 5 // java.net.InetSocketAddress isa
        12: .line 685
      StackMap locals:
      StackMap stack:
            aload 1 /* local */
            invokestatic sun.nio.ch.Net.checkAddress:(Ljava/net/SocketAddress;)Ljava/net/InetSocketAddress;
            astore 5 /* isa */
        start local 5 // java.net.InetSocketAddress isa
        13: .line 688
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET:Ljava/net/StandardProtocolFamily;
            if_acmpne 17
        14: .line 689
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            astore 6 /* addr */
        start local 6 // java.net.InetAddress addr
        15: .line 690
            aload 6 /* addr */
            instanceof java.net.Inet4Address
            ifne 17
        16: .line 691
            new java.nio.channels.UnsupportedAddressTypeException
            dup
            invokespecial java.nio.channels.UnsupportedAddressTypeException.<init>:()V
            athrow
        end local 6 // java.net.InetAddress addr
        17: .line 694
      StackMap locals: java.net.InetSocketAddress
      StackMap stack:
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 6 /* sm */
        start local 6 // java.lang.SecurityManager sm
        18: .line 695
            aload 6 /* sm */
            ifnull 20
        19: .line 696
            aload 6 /* sm */
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            invokevirtual java.lang.SecurityManager.checkListen:(I)V
        20: .line 698
      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 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            invokestatic sun.nio.ch.Net.bind:(Ljava/net/ProtocolFamily;Ljava/io/FileDescriptor;Ljava/net/InetAddress;I)V
        21: .line 699
            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 6 // java.lang.SecurityManager sm
        end local 5 // java.net.InetSocketAddress isa
        22: .line 672
            aload 4
            monitorexit
        23: goto 26
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.lang.Object java.lang.Object java.lang.Object
      StackMap stack: java.lang.Throwable
        24: aload 4
            monitorexit
        25: athrow
        26: .line 671
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        27: goto 30
      StackMap locals:
      StackMap stack: java.lang.Throwable
        28: aload 3
            monitorexit
        29: athrow
        30: .line 670
      StackMap locals:
      StackMap stack:
            aload 2
            monitorexit
        31: goto 34
      StackMap locals:
      StackMap stack: java.lang.Throwable
        32: aload 2
            monitorexit
        33: athrow
        34: .line 703
      StackMap locals:
      StackMap stack:
            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   35     0   this  Lsun/nio/ch/DatagramChannelImpl;
            0   35     1  local  Ljava/net/SocketAddress;
            9   10     5    isa  Ljava/net/InetSocketAddress;
           11   12     5    isa  Ljava/net/InetSocketAddress;
           13   22     5    isa  Ljava/net/InetSocketAddress;
           15   17     6   addr  Ljava/net/InetAddress;
           18   22     6     sm  Ljava/lang/SecurityManager;
      Exception table:
        from    to  target  type
           3    23      24  any
          24    25      24  any
           2    27      28  any
          28    29      28  any
           1    31      32  any
          32    33      32  any
    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 707
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 708
            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 707
      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

  void ensureOpenAndUnconnected();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 713
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 714
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 3
         2: .line 715
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
         3: .line 716
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            ifeq 5
         4: .line 717
            new java.lang.IllegalStateException
            dup
            ldc "Connect already invoked"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 713
      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 719
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   10     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     6       7  any
           7     8       7  any
    Exceptions:
      throws java.io.IOException

  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=12, args_size=2
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // java.net.SocketAddress sa
         0: .line 725
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         1: .line 726
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         2: .line 727
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         3: .line 728
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.ensureOpenAndUnconnected:()V
         4: .line 729
            aload 1 /* sa */
            invokestatic sun.nio.ch.Net.checkAddress:(Ljava/net/SocketAddress;)Ljava/net/InetSocketAddress;
            astore 5 /* isa */
        start local 5 // java.net.InetSocketAddress isa
         5: .line 730
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 6 /* sm */
        start local 6 // java.lang.SecurityManager sm
         6: .line 731
            aload 6 /* sm */
            ifnull 10
         7: .line 732
            aload 6 /* sm */
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
         8: .line 733
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
         9: .line 732
            invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
        10: .line 734
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.lang.Object java.lang.Object java.lang.Object java.net.InetSocketAddress java.lang.SecurityManager
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
        11: .line 735
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
        12: .line 736
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
        13: .line 737
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
        14: .line 734
            invokestatic sun.nio.ch.Net.connect:(Ljava/net/ProtocolFamily;Ljava/io/FileDescriptor;Ljava/net/InetAddress;I)I
            istore 7 /* n */
        start local 7 // int n
        15: .line 738
            iload 7 /* n */
            ifgt 17
        16: .line 739
            new java.lang.Error
            dup
            invokespecial java.lang.Error.<init>:()V
            athrow
        17: .line 742
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            iconst_1
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        18: .line 743
            aload 0 /* this */
            aload 5 /* isa */
            putfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
        19: .line 744
            aload 0 /* this */
            aload 5 /* isa */
            putfield sun.nio.ch.DatagramChannelImpl.sender:Ljava/net/SocketAddress;
        20: .line 745
            aload 0 /* this */
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            putfield sun.nio.ch.DatagramChannelImpl.cachedSenderInetAddress:Ljava/net/InetAddress;
        21: .line 746
            aload 0 /* this */
            aload 5 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
            putfield sun.nio.ch.DatagramChannelImpl.cachedSenderPort:I
        22: .line 749
            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;
        23: .line 752
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.blockingLock:()Ljava/lang/Object;
            dup
            astore 8
            monitorenter
        24: .line 753
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            istore 9 /* blocking */
        start local 9 // boolean blocking
        25: .line 756
            iconst_1
            invokestatic java.nio.ByteBuffer.allocate:(I)Ljava/nio/ByteBuffer;
            astore 10 /* tmpBuf */
        start local 10 // java.nio.ByteBuffer tmpBuf
        26: .line 757
            iload 9 /* blocking */
            ifeq 28
        27: .line 758
            aload 0 /* this */
            iconst_0
            invokevirtual sun.nio.ch.DatagramChannelImpl.configureBlocking:(Z)Ljava/nio/channels/SelectableChannel;
            pop
        28: .line 761
      StackMap locals: java.lang.Object int java.nio.ByteBuffer
      StackMap stack:
            aload 10 /* tmpBuf */
            invokevirtual java.nio.ByteBuffer.clear:()Ljava/nio/Buffer;
            pop
        29: .line 762
            aload 0 /* this */
            aload 10 /* tmpBuf */
            invokevirtual sun.nio.ch.DatagramChannelImpl.receive:(Ljava/nio/ByteBuffer;)Ljava/net/SocketAddress;
            ifnonnull 28
        end local 10 // java.nio.ByteBuffer tmpBuf
        30: .line 763
            goto 35
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.lang.Object java.lang.Object java.lang.Object java.net.InetSocketAddress java.lang.SecurityManager int java.lang.Object int
      StackMap stack: java.lang.Throwable
        31: astore 11
        32: .line 764
            iload 9 /* blocking */
            ifeq 34
        33: .line 765
            aload 0 /* this */
            iconst_1
            invokevirtual sun.nio.ch.DatagramChannelImpl.configureBlocking:(Z)Ljava/nio/channels/SelectableChannel;
            pop
        34: .line 767
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.lang.Object java.lang.Object java.lang.Object java.net.InetSocketAddress java.lang.SecurityManager int java.lang.Object int top java.lang.Throwable
      StackMap stack:
            aload 11
            athrow
        35: .line 764
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.lang.Object java.lang.Object java.lang.Object java.net.InetSocketAddress java.lang.SecurityManager int java.lang.Object int
      StackMap stack:
            iload 9 /* blocking */
            ifeq 37
        36: .line 765
            aload 0 /* this */
            iconst_1
            invokevirtual sun.nio.ch.DatagramChannelImpl.configureBlocking:(Z)Ljava/nio/channels/SelectableChannel;
            pop
        end local 9 // boolean blocking
        37: .line 752
      StackMap locals:
      StackMap stack:
            aload 8
            monitorexit
        38: goto 41
      StackMap locals:
      StackMap stack: java.lang.Throwable
        39: aload 8
            monitorexit
        40: athrow
        end local 7 // int n
        end local 6 // java.lang.SecurityManager sm
        end local 5 // java.net.InetSocketAddress isa
        41: .line 727
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.net.SocketAddress java.lang.Object java.lang.Object java.lang.Object
      StackMap stack:
            aload 4
            monitorexit
        42: goto 45
      StackMap locals:
      StackMap stack: java.lang.Throwable
        43: aload 4
            monitorexit
        44: athrow
        45: .line 726
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        46: goto 49
      StackMap locals:
      StackMap stack: java.lang.Throwable
        47: aload 3
            monitorexit
        48: athrow
        49: .line 725
      StackMap locals:
      StackMap stack:
            aload 2
            monitorexit
        50: goto 53
      StackMap locals:
      StackMap stack: java.lang.Throwable
        51: aload 2
            monitorexit
        52: athrow
        53: .line 772
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 1 // java.net.SocketAddress sa
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   54     0      this  Lsun/nio/ch/DatagramChannelImpl;
            0   54     1        sa  Ljava/net/SocketAddress;
            5   41     5       isa  Ljava/net/InetSocketAddress;
            6   41     6        sm  Ljava/lang/SecurityManager;
           15   41     7         n  I
           25   37     9  blocking  Z
           26   30    10    tmpBuf  Ljava/nio/ByteBuffer;
      Exception table:
        from    to  target  type
          25    31      31  any
          24    38      39  any
          39    40      39  any
           3    42      43  any
          43    44      43  any
           2    46      47  any
          47    48      47  any
           1    50      51  any
          51    52      51  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=3, locals=7, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 776
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 777
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writeLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         2: .line 778
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         3: .line 779
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isConnected:()Z
            ifeq 4
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 8
         4: .line 780
      StackMap locals: java.lang.Object java.lang.Object java.lang.Object
      StackMap stack:
            aload 0 /* this */
            aload 3
            monitorexit
         5: aload 2
            monitorexit
         6: aload 1
            monitorexit
         7: areturn
         8: .line 781
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
            astore 4 /* isa */
        start local 4 // java.net.InetSocketAddress isa
         9: .line 782
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 5 /* sm */
        start local 5 // java.lang.SecurityManager sm
        10: .line 783
            aload 5 /* sm */
            ifnull 14
        11: .line 784
            aload 5 /* sm */
            aload 4 /* isa */
            invokevirtual java.net.InetSocketAddress.getAddress:()Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
        12: .line 785
            aload 4 /* isa */
            invokevirtual java.net.InetSocketAddress.getPort:()I
        13: .line 784
            invokevirtual java.lang.SecurityManager.checkConnect:(Ljava/lang/String;I)V
        14: .line 786
      StackMap locals: java.net.InetSocketAddress java.lang.SecurityManager
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.family:Ljava/net/ProtocolFamily;
            getstatic java.net.StandardProtocolFamily.INET6:Ljava/net/StandardProtocolFamily;
            if_acmpne 15
            iconst_1
            goto 16
      StackMap locals:
      StackMap stack:
        15: iconst_0
      StackMap locals:
      StackMap stack: int
        16: istore 6 /* isIPv6 */
        start local 6 // boolean isIPv6
        17: .line 787
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iload 6 /* isIPv6 */
            invokestatic sun.nio.ch.DatagramChannelImpl.disconnect0:(Ljava/io/FileDescriptor;Z)V
        18: .line 788
            aload 0 /* this */
            aconst_null
            putfield sun.nio.ch.DatagramChannelImpl.remoteAddress:Ljava/net/InetSocketAddress;
        19: .line 789
            aload 0 /* this */
            iconst_0
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        20: .line 792
            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 6 // boolean isIPv6
        end local 5 // java.lang.SecurityManager sm
        end local 4 // java.net.InetSocketAddress isa
        21: .line 778
            aload 3
            monitorexit
        22: goto 25
      StackMap locals: sun.nio.ch.DatagramChannelImpl java.lang.Object java.lang.Object java.lang.Object
      StackMap stack: java.lang.Throwable
        23: aload 3
            monitorexit
        24: athrow
        25: .line 777
      StackMap locals:
      StackMap stack:
            aload 2
            monitorexit
        26: goto 29
      StackMap locals:
      StackMap stack: java.lang.Throwable
        27: aload 2
            monitorexit
        28: athrow
        29: .line 776
      StackMap locals:
      StackMap stack:
            aload 1
            monitorexit
        30: goto 33
      StackMap locals:
      StackMap stack: java.lang.Throwable
        31: aload 1
            monitorexit
        32: athrow
        33: .line 796
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   34     0    this  Lsun/nio/ch/DatagramChannelImpl;
            9   21     4     isa  Ljava/net/InetSocketAddress;
           10   21     5      sm  Ljava/lang/SecurityManager;
           17   21     6  isIPv6  Z
      Exception table:
        from    to  target  type
           3     5      23  any
           8    22      23  any
          23    24      23  any
           2     6      27  any
           8    26      27  any
          27    28      27  any
           1     7      31  any
           8    30      31  any
          31    32      31  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 808
            aload 1 /* group */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifne 2
         1: .line 809
            new java.lang.IllegalArgumentException
            dup
            ldc "Group not a multicast address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 812
      StackMap locals:
      StackMap stack:
            aload 1 /* group */
            instanceof java.net.Inet4Address
            ifeq 5
         3: .line 813
            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 814
            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 815
      StackMap locals:
      StackMap stack:
            aload 1 /* group */
            instanceof java.net.Inet6Address
            ifeq 8
         6: .line 816
            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 817
            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 819
      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 823
      StackMap locals:
      StackMap stack:
            aload 3 /* source */
            ifnull 16
        10: .line 824
            aload 3 /* source */
            invokevirtual java.net.InetAddress.isAnyLocalAddress:()Z
            ifeq 12
        11: .line 825
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is a wildcard address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        12: .line 826
      StackMap locals:
      StackMap stack:
            aload 3 /* source */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifeq 14
        13: .line 827
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is multicast address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        14: .line 828
      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 829
            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 832
      StackMap locals:
      StackMap stack:
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 4 /* sm */
        start local 4 // java.lang.SecurityManager sm
        17: .line 833
            aload 4 /* sm */
            ifnull 19
        18: .line 834
            aload 4 /* sm */
            aload 1 /* group */
            invokevirtual java.lang.SecurityManager.checkMulticast:(Ljava/net/InetAddress;)V
        19: .line 836
      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 837
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 22
        21: .line 838
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
        22: .line 841
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            ifnonnull 25
        23: .line 842
            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;
        24: .line 843
            goto 29
        25: .line 845
      StackMap locals:
      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
        26: .line 846
            aload 6 /* key */
            ifnull 29
        27: .line 847
            aload 6 /* key */
            aload 5
            monitorexit
        28: areturn
        end local 6 // java.nio.channels.MembershipKey key
        29: .line 851
      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 45
        30: .line 852
            aload 1 /* group */
            instanceof java.net.Inet6Address
            ifne 31
            invokestatic sun.nio.ch.Net.canJoin6WithIPv4Group:()Z
            ifeq 45
        31: .line 854
      StackMap locals:
      StackMap stack:
            aload 2 /* interf */
            invokevirtual java.net.NetworkInterface.getIndex:()I
            istore 7 /* index */
        start local 7 // int index
        32: .line 855
            iload 7 /* index */
            iconst_m1
            if_icmpne 34
        33: .line 856
            new java.io.IOException
            dup
            ldc "Network interface cannot be identified"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        34: .line 859
      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
        35: .line 860
            aload 3 /* source */
            ifnonnull 36
            aconst_null
            goto 37
        36: .line 861
      StackMap locals: byte[]
      StackMap stack:
            aload 3 /* source */
            invokestatic sun.nio.ch.Net.inet6AsByteArray:(Ljava/net/InetAddress;)[B
        37: .line 860
      StackMap locals:
      StackMap stack: byte[]
            astore 9 /* sourceAddress */
        start local 9 // byte[] sourceAddress
        38: .line 864
            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
        39: .line 865
            iload 10 /* n */
            bipush -2
            if_icmpne 41
        40: .line 866
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        41: .line 868
      StackMap locals: byte[] int
      StackMap stack:
            new sun.nio.ch.MembershipKeyImpl$Type6
            dup
            aload 0 /* this */
            aload 1 /* group */
            aload 2 /* interf */
            aload 3 /* source */
        42: .line 869
            aload 8 /* groupAddress */
            iload 7 /* index */
            aload 9 /* sourceAddress */
        43: .line 868
            invokespecial sun.nio.ch.MembershipKeyImpl$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
        44: .line 871
            goto 59
        end local 6 // sun.nio.ch.MembershipKeyImpl key
        45: .line 873
      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
        46: .line 874
            aload 7 /* target */
            ifnonnull 48
        47: .line 875
            new java.io.IOException
            dup
            ldc "Network interface not configured for IPv4"
            invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
            athrow
        48: .line 877
      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
        49: .line 878
            aload 7 /* target */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
            istore 9 /* targetAddress */
        start local 9 // int targetAddress
        50: .line 879
            aload 3 /* source */
            ifnonnull 51
            iconst_0
            goto 52
      StackMap locals: int int
      StackMap stack:
        51: aload 3 /* source */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
      StackMap locals:
      StackMap stack: int
        52: istore 10 /* sourceAddress */
        start local 10 // int sourceAddress
        53: .line 882
            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
        54: .line 883
            iload 11 /* n */
            bipush -2
            if_icmpne 56
        55: .line 884
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        56: .line 886
      StackMap locals: int int
      StackMap stack:
            new sun.nio.ch.MembershipKeyImpl$Type4
            dup
            aload 0 /* this */
            aload 1 /* group */
            aload 2 /* interf */
            aload 3 /* source */
        57: .line 887
            iload 8 /* groupAddress */
            iload 9 /* targetAddress */
            iload 10 /* sourceAddress */
        58: .line 886
            invokespecial sun.nio.ch.MembershipKeyImpl$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
        59: .line 890
      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
        60: .line 891
            aload 6 /* key */
            aload 5
            monitorexit
        61: areturn
        end local 6 // sun.nio.ch.MembershipKeyImpl key
        62: .line 836
      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
        63: 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   64     0           this  Lsun/nio/ch/DatagramChannelImpl;
            0   64     1          group  Ljava/net/InetAddress;
            0   64     2         interf  Ljava/net/NetworkInterface;
            0   64     3         source  Ljava/net/InetAddress;
           17   64     4             sm  Ljava/lang/SecurityManager;
           26   29     6            key  Ljava/nio/channels/MembershipKey;
           44   45     6            key  Lsun/nio/ch/MembershipKeyImpl;
           59   62     6            key  Lsun/nio/ch/MembershipKeyImpl;
           32   44     7          index  I
           35   44     8   groupAddress  [B
           38   44     9  sourceAddress  [B
           39   44    10              n  I
           46   59     7         target  Ljava/net/Inet4Address;
           49   59     8   groupAddress  I
           50   59     9  targetAddress  I
           53   59    10  sourceAddress  I
           54   59    11              n  I
      Exception table:
        from    to  target  type
          20    28      62  any
          29    61      62  any
          62    63      62  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 900
            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 909
            aload 3 /* source */
            ifnonnull 2
         1: .line 910
            new java.lang.NullPointerException
            dup
            ldc "source address is null"
            invokespecial java.lang.NullPointerException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 911
      StackMap locals:
      StackMap stack:
            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    3     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0    3     1   group  Ljava/net/InetAddress;
            0    3     2  interf  Ljava/net/NetworkInterface;
            0    3     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 916
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 1
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.channel:()Ljava/nio/channels/MulticastChannel;
            aload 0 /* this */
            if_acmpeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 918
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         2: .line 919
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.isValid:()Z
            ifne 5
         3: .line 920
            aload 2
            monitorexit
         4: return
         5: .line 923
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* key */
            instanceof sun.nio.ch.MembershipKeyImpl$Type6
            ifeq 10
         6: .line 925
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type6
         7: .line 924
            astore 3 /* key6 */
        start local 3 // sun.nio.ch.MembershipKeyImpl$Type6 key6
         8: .line 926
            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 927
            goto 17
        10: .line 928
      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 929
            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 930
            aload 3 /* key4 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type4.source:()I
        13: .line 929
            invokestatic sun.nio.ch.Net.drop4:(Ljava/io/FileDescriptor;III)V
        end local 3 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        14: .line 932
            goto 17
      StackMap locals:
      StackMap stack: java.io.IOException
        15: astore 3 /* ioe */
        start local 3 // java.io.IOException ioe
        16: .line 934
            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 937
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.invalidate:()V
        18: .line 938
            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 918
            aload 2
            monitorexit
        20: goto 23
      StackMap locals:
      StackMap stack: java.lang.Throwable
        21: aload 2
            monitorexit
        22: athrow
        23: .line 940
      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 949
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 1
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.channel:()Ljava/nio/channels/MulticastChannel;
            aload 0 /* this */
            if_acmpeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 950
      StackMap locals:
      StackMap stack:
            getstatic sun.nio.ch.DatagramChannelImpl.$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 952
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         3: .line 953
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.isValid:()Z
            ifne 5
         4: .line 954
            new java.lang.IllegalStateException
            dup
            ldc "key is no longer valid"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 955
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 2 /* source */
            invokevirtual java.net.InetAddress.isAnyLocalAddress:()Z
            ifeq 7
         6: .line 956
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is a wildcard address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 957
      StackMap locals:
      StackMap stack:
            aload 2 /* source */
            invokevirtual java.net.InetAddress.isMulticastAddress:()Z
            ifeq 9
         8: .line 958
            new java.lang.IllegalArgumentException
            dup
            ldc "Source address is multicast address"
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         9: .line 959
      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 960
            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 963
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            instanceof sun.nio.ch.MembershipKeyImpl$Type6
            ifeq 18
        12: .line 965
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type6
        13: .line 964
            astore 5 /* key6 */
        start local 5 // sun.nio.ch.MembershipKeyImpl$Type6 key6
        14: .line 966
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 5 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.groupAddress:()[B
            aload 5 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.index:()I
        15: .line 967
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet6AsByteArray:(Ljava/net/InetAddress;)[B
        16: .line 966
            invokestatic sun.nio.ch.Net.block6:(Ljava/io/FileDescriptor;[BI[B)I
            istore 4 /* n */
        end local 5 // sun.nio.ch.MembershipKeyImpl$Type6 key6
        start local 4 // int n
        17: .line 968
            goto 23
        end local 4 // int n
        18: .line 970
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type4
        19: .line 969
            astore 5 /* key4 */
        start local 5 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        20: .line 971
            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 972
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
        22: .line 971
            invokestatic sun.nio.ch.Net.block4:(Ljava/io/FileDescriptor;III)I
            istore 4 /* n */
        end local 5 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        start local 4 // int n
        23: .line 974
      StackMap locals: int
      StackMap stack:
            iload 4 /* n */
            bipush -2
            if_icmpne 25
        24: .line 976
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 4 // int n
        25: .line 952
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        26: goto 29
      StackMap locals:
      StackMap stack: java.lang.Throwable
        27: aload 3
            monitorexit
        28: athrow
        29: .line 979
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.net.InetAddress source
        end local 1 // sun.nio.ch.MembershipKeyImpl key
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   30     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   30     1     key  Lsun/nio/ch/MembershipKeyImpl;
            0   30     2  source  Ljava/net/InetAddress;
           17   18     4       n  I
           23   25     4       n  I
           14   17     5    key6  Lsun/nio/ch/MembershipKeyImpl$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 985
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 1
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.channel:()Ljava/nio/channels/MulticastChannel;
            aload 0 /* this */
            if_acmpeq 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 986
      StackMap locals:
      StackMap stack:
            getstatic sun.nio.ch.DatagramChannelImpl.$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 988
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 3
            monitorenter
         3: .line 989
            aload 1 /* key */
            invokevirtual sun.nio.ch.MembershipKeyImpl.isValid:()Z
            ifne 5
         4: .line 990
            new java.lang.IllegalStateException
            dup
            ldc "key is no longer valid"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         5: .line 993
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* key */
            instanceof sun.nio.ch.MembershipKeyImpl$Type6
            ifeq 12
         6: .line 995
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type6
         7: .line 994
            astore 4 /* key6 */
        start local 4 // sun.nio.ch.MembershipKeyImpl$Type6 key6
         8: .line 996
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            aload 4 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.groupAddress:()[B
            aload 4 /* key6 */
            invokevirtual sun.nio.ch.MembershipKeyImpl$Type6.index:()I
         9: .line 997
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet6AsByteArray:(Ljava/net/InetAddress;)[B
        10: .line 996
            invokestatic sun.nio.ch.Net.unblock6:(Ljava/io/FileDescriptor;[BI[B)V
        end local 4 // sun.nio.ch.MembershipKeyImpl$Type6 key6
        11: .line 998
            goto 20
        12: .line 1000
      StackMap locals:
      StackMap stack:
            aload 1 /* key */
            checkcast sun.nio.ch.MembershipKeyImpl$Type4
        13: .line 999
            astore 4 /* key4 */
        start local 4 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        14: .line 1001
            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 1002
            aload 2 /* source */
            invokestatic sun.nio.ch.Net.inet4AsInt:(Ljava/net/InetAddress;)I
        16: .line 1001
            invokestatic sun.nio.ch.Net.unblock4:(Ljava/io/FileDescriptor;III)V
        end local 4 // sun.nio.ch.MembershipKeyImpl$Type4 key4
        17: .line 1004
            goto 20
      StackMap locals:
      StackMap stack: java.io.IOException
        18: astore 4 /* ioe */
        start local 4 // java.io.IOException ioe
        19: .line 1006
            new java.lang.AssertionError
            dup
            aload 4 /* ioe */
            invokespecial java.lang.AssertionError.<init>:(Ljava/lang/Object;)V
            athrow
        end local 4 // java.io.IOException ioe
        20: .line 988
      StackMap locals:
      StackMap stack:
            aload 3
            monitorexit
        21: goto 24
      StackMap locals:
      StackMap stack: java.lang.Throwable
        22: aload 3
            monitorexit
        23: athrow
        24: .line 1009
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.net.InetAddress source
        end local 1 // sun.nio.ch.MembershipKeyImpl key
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   25     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0   25     1     key  Lsun/nio/ch/MembershipKeyImpl;
            0   25     2  source  Ljava/net/InetAddress;
            8   11     4    key6  Lsun/nio/ch/MembershipKeyImpl$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  

  protected void implCloseSelectableChannel();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=4, args_size=1
        start local 0 // sun.nio.ch.DatagramChannelImpl this
         0: .line 1012
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 1013
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmpeq 3
         2: .line 1014
            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
         3: .line 1015
      StackMap locals: java.lang.Object
      StackMap stack:
            invokestatic sun.net.ResourceManager.afterUdpClose:()V
         4: .line 1018
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            ifnull 6
         5: .line 1019
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.registry:Lsun/nio/ch/MembershipRegistry;
            invokevirtual sun.nio.ch.MembershipRegistry.invalidateAll:()V
         6: .line 1022
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readerThread:J
            dup2
            lstore 2 /* th */
        start local 2 // long th
         7: lconst_0
            lcmp
            ifeq 9
         8: .line 1023
            lload 2 /* th */
            invokestatic sun.nio.ch.NativeThread.signal:(J)V
         9: .line 1024
      StackMap locals: long
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.writerThread:J
            dup2
            lstore 2 /* th */
            lconst_0
            lcmp
            ifeq 11
        10: .line 1025
            lload 2 /* th */
            invokestatic sun.nio.ch.NativeThread.signal:(J)V
        11: .line 1026
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isRegistered:()Z
            ifne 13
        12: .line 1027
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.kill:()V
        end local 2 // long th
        13: .line 1012
      StackMap locals:
      StackMap stack:
            aload 1
            monitorexit
        14: goto 17
      StackMap locals:
      StackMap stack: java.lang.Throwable
        15: aload 1
            monitorexit
        16: athrow
        17: .line 1029
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   18     0  this  Lsun/nio/ch/DatagramChannelImpl;
            7   13     2    th  J
      Exception table:
        from    to  target  type
           1    14      15  any
          15    16      15  any
    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 1032
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 1033
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_2
            if_icmpne 4
         2: .line 1034
            aload 1
            monitorexit
         3: return
         4: .line 1035
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.state:I
            iconst_m1
            if_icmpne 8
         5: .line 1036
            aload 0 /* this */
            iconst_2
            putfield sun.nio.ch.DatagramChannelImpl.state:I
         6: .line 1037
            aload 1
            monitorexit
         7: return
         8: .line 1039
      StackMap locals:
      StackMap stack:
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 10
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 9
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isRegistered:()Z
            ifeq 10
      StackMap locals:
      StackMap stack:
         9: new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
        10: .line 1040
      StackMap locals:
      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.close:(Ljava/io/FileDescriptor;)V
        11: .line 1041
            aload 0 /* this */
            iconst_2
            putfield sun.nio.ch.DatagramChannelImpl.state:I
        12: .line 1032
            aload 1
            monitorexit
        13: goto 16
      StackMap locals:
      StackMap stack: java.lang.Throwable
        14: aload 1
            monitorexit
        15: athrow
        16: .line 1043
      StackMap locals:
      StackMap stack:
            return
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   17     0  this  Lsun/nio/ch/DatagramChannelImpl;
      Exception table:
        from    to  target  type
           1     3      14  any
           4     7      14  any
           8    13      14  any
          14    15      14  any
    Exceptions:
      throws java.io.IOException

  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 1047
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            ifnull 2
         1: .line 1048
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.close:()V
         2: .line 1049
      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 sk
         0: .line 1056
            aload 3 /* sk */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioInterestOps:()I
            istore 4 /* intOps */
        start local 4 // int intOps
         1: .line 1057
            aload 3 /* sk */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:()I
            istore 5 /* oldOps */
        start local 5 // int oldOps
         2: .line 1058
            iload 2 /* initialOps */
            istore 6 /* newOps */
        start local 6 // int newOps
         3: .line 1060
            iload 1 /* ops */
            getstatic sun.nio.ch.Net.POLLNVAL:S
            iand
            ifeq 5
         4: .line 1064
            iconst_0
            ireturn
         5: .line 1067
      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 1068
            iload 4 /* intOps */
            istore 6 /* newOps */
         7: .line 1069
            aload 3 /* sk */
            iload 6 /* newOps */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:(I)V
         8: .line 1070
            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 1073
      StackMap locals:
      StackMap stack:
            iload 1 /* ops */
            getstatic sun.nio.ch.Net.POLLIN:S
            iand
            ifeq 13
        11: .line 1074
            iload 4 /* intOps */
            iconst_1
            iand
            ifeq 13
        12: .line 1075
            iload 6 /* newOps */
            iconst_1
            ior
            istore 6 /* newOps */
        13: .line 1077
      StackMap locals:
      StackMap stack:
            iload 1 /* ops */
            getstatic sun.nio.ch.Net.POLLOUT:S
            iand
            ifeq 16
        14: .line 1078
            iload 4 /* intOps */
            iconst_4
            iand
            ifeq 16
        15: .line 1079
            iload 6 /* newOps */
            iconst_4
            ior
            istore 6 /* newOps */
        16: .line 1081
      StackMap locals:
      StackMap stack:
            aload 3 /* sk */
            iload 6 /* newOps */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:(I)V
        17: .line 1082
            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 sk
        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          sk  Lsun/nio/ch/SelectionKeyImpl;
            1   19     4      intOps  I
            2   19     5      oldOps  I
            3   19     6      newOps  I
    MethodParameters:
            Name  Flags
      ops         
      initialOps  
      sk          

  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 sk
         0: .line 1086
            aload 0 /* this */
            iload 1 /* ops */
            aload 2 /* sk */
            invokevirtual sun.nio.ch.SelectionKeyImpl.nioReadyOps:()I
            aload 2 /* sk */
            invokevirtual sun.nio.ch.DatagramChannelImpl.translateReadyOps:(IILsun/nio/ch/SelectionKeyImpl;)Z
            ireturn
        end local 2 // sun.nio.ch.SelectionKeyImpl sk
        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    sk  Lsun/nio/ch/SelectionKeyImpl;
    MethodParameters:
      Name  Flags
      ops   
      sk    

  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 sk
         0: .line 1090
            aload 0 /* this */
            iload 1 /* ops */
            iconst_0
            aload 2 /* sk */
            invokevirtual sun.nio.ch.DatagramChannelImpl.translateReadyOps:(IILsun/nio/ch/SelectionKeyImpl;)Z
            ireturn
        end local 2 // sun.nio.ch.SelectionKeyImpl sk
        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    sk  Lsun/nio/ch/SelectionKeyImpl;
    MethodParameters:
      Name  Flags
      ops   
      sk    

  int poll(int, long);
    descriptor: (IJ)I
    flags: (0x0000) 
    Code:
      stack=4, locals=8, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // int events
        start local 2 // long timeout
         0: .line 1095
            getstatic sun.nio.ch.DatagramChannelImpl.$assertionsDisabled:Z
            ifne 2
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.blockingLock:()Ljava/lang/Object;
            invokestatic java.lang.Thread.holdsLock:(Ljava/lang/Object;)Z
            ifeq 1
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isBlocking:()Z
            ifeq 2
      StackMap locals:
      StackMap stack:
         1: new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         2: .line 1097
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.readLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         3: .line 1098
            iconst_0
            istore 5 /* n */
        start local 5 // int n
         4: .line 1100
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.begin:()V
         5: .line 1101
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.stateLock:Ljava/lang/Object;
            dup
            astore 6
            monitorenter
         6: .line 1102
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.isOpen:()Z
            ifne 13
         7: .line 1103
            aload 6
            monitorexit
         8: .line 1108
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
         9: .line 1109
            aload 0 /* this */
            iload 5 /* n */
            ifle 10
            iconst_1
            goto 11
      StackMap locals: sun.nio.ch.DatagramChannelImpl int long java.lang.Object int java.lang.Object
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        10: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl int long java.lang.Object int java.lang.Object
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        11: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
            aload 4
            monitorexit
        12: .line 1103
            iconst_0
            ireturn
        13: .line 1104
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokestatic sun.nio.ch.NativeThread.current:()J
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        14: .line 1101
            aload 6
            monitorexit
        15: goto 18
      StackMap locals:
      StackMap stack: java.lang.Throwable
        16: aload 6
            monitorexit
        17: athrow
        18: .line 1106
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.DatagramChannelImpl.fd:Ljava/io/FileDescriptor;
            iload 1 /* events */
            lload 2 /* timeout */
            invokestatic sun.nio.ch.Net.poll:(Ljava/io/FileDescriptor;IJ)I
            istore 5 /* n */
        19: .line 1107
            goto 26
      StackMap locals:
      StackMap stack: java.lang.Throwable
        20: astore 7
        21: .line 1108
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        22: .line 1109
            aload 0 /* this */
            iload 5 /* n */
            ifle 23
            iconst_1
            goto 24
      StackMap locals: sun.nio.ch.DatagramChannelImpl int long java.lang.Object int top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        23: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl int long java.lang.Object int top java.lang.Throwable
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        24: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        25: .line 1110
            aload 7
            athrow
        26: .line 1108
      StackMap locals: sun.nio.ch.DatagramChannelImpl int long java.lang.Object int
      StackMap stack:
            aload 0 /* this */
            lconst_0
            putfield sun.nio.ch.DatagramChannelImpl.readerThread:J
        27: .line 1109
            aload 0 /* this */
            iload 5 /* n */
            ifle 28
            iconst_1
            goto 29
      StackMap locals:
      StackMap stack: sun.nio.ch.DatagramChannelImpl
        28: iconst_0
      StackMap locals: sun.nio.ch.DatagramChannelImpl int long java.lang.Object int
      StackMap stack: sun.nio.ch.DatagramChannelImpl int
        29: invokevirtual sun.nio.ch.DatagramChannelImpl.end:(Z)V
        30: .line 1111
            iload 5 /* n */
            aload 4
            monitorexit
        31: ireturn
        end local 5 // int n
        32: .line 1097
      StackMap locals: sun.nio.ch.DatagramChannelImpl int long java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 4
            monitorexit
        33: athrow
        end local 2 // long timeout
        end local 1 // int events
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   34     0     this  Lsun/nio/ch/DatagramChannelImpl;
            0   34     1   events  I
            0   34     2  timeout  J
            4   32     5        n  I
      Exception table:
        from    to  target  type
           6     8      16  any
          13    15      16  any
          16    17      16  any
           4     8      20  any
          13    20      20  any
           3    12      32  any
          13    31      32  any
          32    33      32  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
         Name  Flags
      events   
      timeout  

  public void translateAndSetInterestOps(int, sun.nio.ch.SelectionKeyImpl);
    descriptor: (ILsun/nio/ch/SelectionKeyImpl;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // sun.nio.ch.DatagramChannelImpl this
        start local 1 // int ops
        start local 2 // sun.nio.ch.SelectionKeyImpl sk
         0: .line 1119
            iconst_0
            istore 3 /* newOps */
        start local 3 // int newOps
         1: .line 1121
            iload 1 /* ops */
            iconst_1
            iand
            ifeq 3
         2: .line 1122
            iload 3 /* newOps */
            getstatic sun.nio.ch.Net.POLLIN:S
            ior
            istore 3 /* newOps */
         3: .line 1123
      StackMap locals: int
      StackMap stack:
            iload 1 /* ops */
            iconst_4
            iand
            ifeq 5
         4: .line 1124
            iload 3 /* newOps */
            getstatic sun.nio.ch.Net.POLLOUT:S
            ior
            istore 3 /* newOps */
         5: .line 1125
      StackMap locals:
      StackMap stack:
            iload 1 /* ops */
            bipush 8
            iand
            ifeq 7
         6: .line 1126
            iload 3 /* newOps */
            getstatic sun.nio.ch.Net.POLLIN:S
            ior
            istore 3 /* newOps */
         7: .line 1127
      StackMap locals:
      StackMap stack:
            aload 2 /* sk */
            getfield sun.nio.ch.SelectionKeyImpl.selector:Lsun/nio/ch/SelectorImpl;
            aload 2 /* sk */
            iload 3 /* newOps */
            invokevirtual sun.nio.ch.SelectorImpl.putEventOps:(Lsun/nio/ch/SelectionKeyImpl;I)V
         8: .line 1128
            return
        end local 3 // int newOps
        end local 2 // sun.nio.ch.SelectionKeyImpl sk
        end local 1 // int ops
        end local 0 // sun.nio.ch.DatagramChannelImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    9     0    this  Lsun/nio/ch/DatagramChannelImpl;
            0    9     1     ops  I
            0    9     2      sk  Lsun/nio/ch/SelectionKeyImpl;
            1    9     3  newOps  I
    MethodParameters:
      Name  Flags
      ops   
      sk    

  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 1131
            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 1135
            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