public abstract class java.nio.channels.spi.AbstractSelectableChannel extends java.nio.channels.SelectableChannel
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: java.nio.channels.spi.AbstractSelectableChannel
  super_class: java.nio.channels.SelectableChannel
{
  private final java.nio.channels.spi.SelectorProvider provider;
    descriptor: Ljava/nio/channels/spi/SelectorProvider;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private java.nio.channels.SelectionKey[] keys;
    descriptor: [Ljava/nio/channels/SelectionKey;
    flags: (0x0002) ACC_PRIVATE

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

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

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

  boolean blocking;
    descriptor: Z
    flags: (0x0000) 

  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=1, locals=0, args_size=0
         0: .line 50
            ldc Ljava/nio/channels/spi/AbstractSelectableChannel;
            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 java.nio.channels.spi.AbstractSelectableChannel.$assertionsDisabled:Z
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  protected void <init>(java.nio.channels.spi.SelectorProvider);
    descriptor: (Ljava/nio/channels/spi/SelectorProvider;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
        start local 1 // java.nio.channels.spi.SelectorProvider provider
         0: .line 79
            aload 0 /* this */
            invokespecial java.nio.channels.SelectableChannel.<init>:()V
         1: .line 61
            aload 0 /* this */
            aconst_null
            putfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
         2: .line 62
            aload 0 /* this */
            iconst_0
            putfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
         3: .line 65
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
         4: .line 68
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield java.nio.channels.spi.AbstractSelectableChannel.regLock:Ljava/lang/Object;
         5: .line 71
            aload 0 /* this */
            iconst_1
            putfield java.nio.channels.spi.AbstractSelectableChannel.blocking:Z
         6: .line 80
            aload 0 /* this */
            aload 1 /* provider */
            putfield java.nio.channels.spi.AbstractSelectableChannel.provider:Ljava/nio/channels/spi/SelectorProvider;
         7: .line 81
            return
        end local 1 // java.nio.channels.spi.SelectorProvider provider
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    8     0      this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            0    8     1  provider  Ljava/nio/channels/spi/SelectorProvider;
    MethodParameters:
          Name  Flags
      provider  

  public final java.nio.channels.spi.SelectorProvider provider();
    descriptor: ()Ljava/nio/channels/spi/SelectorProvider;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
         0: .line 89
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.provider:Ljava/nio/channels/spi/SelectorProvider;
            areturn
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;

  private void addKey(java.nio.channels.SelectionKey);
    descriptor: (Ljava/nio/channels/SelectionKey;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=5, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
        start local 1 // java.nio.channels.SelectionKey k
         0: .line 96
            getstatic java.nio.channels.spi.AbstractSelectableChannel.$assertionsDisabled:Z
            ifne 1
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
            invokestatic java.lang.Thread.holdsLock:(Ljava/lang/Object;)Z
            ifne 1
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 97
      StackMap locals:
      StackMap stack:
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         2: .line 98
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            ifnull 9
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
            if_icmpge 9
         3: .line 100
            iconst_0
            istore 2 /* i */
            goto 7
         4: .line 101
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 2 /* i */
            aaload
            ifnonnull 6
         5: .line 102
            goto 20
         6: .line 100
      StackMap locals:
      StackMap stack:
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
         7: iload 2 /* i */
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
            if_icmplt 4
         8: .line 103
            goto 20
      StackMap locals:
      StackMap stack:
         9: aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            ifnonnull 12
        10: .line 104
            aload 0 /* this */
            iconst_3
            anewarray java.nio.channels.SelectionKey
            putfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
        11: .line 105
            goto 20
        12: .line 107
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
            iconst_2
            imul
            istore 3 /* n */
        start local 3 // int n
        13: .line 108
            iload 3 /* n */
            anewarray java.nio.channels.SelectionKey
            astore 4 /* ks */
        start local 4 // java.nio.channels.SelectionKey[] ks
        14: .line 109
            iconst_0
            istore 2 /* i */
            goto 17
        15: .line 110
      StackMap locals: int java.nio.channels.SelectionKey[]
      StackMap stack:
            aload 4 /* ks */
            iload 2 /* i */
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 2 /* i */
            aaload
            aastore
        16: .line 109
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
        17: iload 2 /* i */
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
            if_icmplt 15
        18: .line 111
            aload 0 /* this */
            aload 4 /* ks */
            putfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
        19: .line 112
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
            istore 2 /* i */
        end local 4 // java.nio.channels.SelectionKey[] ks
        end local 3 // int n
        20: .line 114
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 2 /* i */
            aload 1 /* k */
            aastore
        21: .line 115
            aload 0 /* this */
            dup
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
            iconst_1
            iadd
            putfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
        22: .line 116
            return
        end local 2 // int i
        end local 1 // java.nio.channels.SelectionKey k
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   23     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            0   23     1     k  Ljava/nio/channels/SelectionKey;
            2   23     2     i  I
           13   20     3     n  I
           14   20     4    ks  [Ljava/nio/channels/SelectionKey;
    MethodParameters:
      Name  Flags
      k     

  private java.nio.channels.SelectionKey findKey(java.nio.channels.Selector);
    descriptor: (Ljava/nio/channels/Selector;)Ljava/nio/channels/SelectionKey;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
        start local 1 // java.nio.channels.Selector sel
         0: .line 119
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         1: .line 120
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            ifnonnull 4
         2: .line 121
            aload 2
            monitorexit
         3: aconst_null
            areturn
         4: .line 122
      StackMap locals: java.lang.Object
      StackMap stack:
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         5: goto 10
         6: .line 123
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 3 /* i */
            aaload
            ifnull 9
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 3 /* i */
            aaload
            invokevirtual java.nio.channels.SelectionKey.selector:()Ljava/nio/channels/Selector;
            aload 1 /* sel */
            if_acmpne 9
         7: .line 124
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 3 /* i */
            aaload
            aload 2
            monitorexit
         8: areturn
         9: .line 122
      StackMap locals:
      StackMap stack:
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
        10: iload 3 /* i */
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
            if_icmplt 6
        end local 3 // int i
        11: .line 125
            aload 2
            monitorexit
        12: aconst_null
            areturn
        13: .line 119
      StackMap locals: java.nio.channels.spi.AbstractSelectableChannel java.nio.channels.Selector java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
        14: athrow
        end local 1 // java.nio.channels.Selector sel
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   15     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            0   15     1   sel  Ljava/nio/channels/Selector;
            5   11     3     i  I
      Exception table:
        from    to  target  type
           1     3      13  any
           4     8      13  any
           9    12      13  any
          13    14      13  any
    MethodParameters:
      Name  Flags
      sel   

  void removeKey(java.nio.channels.SelectionKey);
    descriptor: (Ljava/nio/channels/SelectionKey;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
        start local 1 // java.nio.channels.SelectionKey k
         0: .line 130
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         1: .line 131
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         2: goto 7
         3: .line 132
      StackMap locals: java.lang.Object int
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 3 /* i */
            aaload
            aload 1 /* k */
            if_acmpne 6
         4: .line 133
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 3 /* i */
            aconst_null
            aastore
         5: .line 134
            aload 0 /* this */
            dup
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
            iconst_1
            isub
            putfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
         6: .line 131
      StackMap locals:
      StackMap stack:
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
         7: iload 3 /* i */
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
            if_icmplt 3
        end local 3 // int i
         8: .line 136
            aload 1 /* k */
            checkcast java.nio.channels.spi.AbstractSelectionKey
            invokevirtual java.nio.channels.spi.AbstractSelectionKey.invalidate:()V
         9: .line 130
            aload 2
            monitorexit
        10: goto 13
      StackMap locals: java.nio.channels.spi.AbstractSelectableChannel java.nio.channels.SelectionKey java.lang.Object
      StackMap stack: java.lang.Throwable
        11: aload 2
            monitorexit
        12: athrow
        13: .line 138
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.nio.channels.SelectionKey k
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   14     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            0   14     1     k  Ljava/nio/channels/SelectionKey;
            2    8     3     i  I
      Exception table:
        from    to  target  type
           1    10      11  any
          11    12      11  any
    MethodParameters:
      Name  Flags
      k     

  private boolean haveValidKeys();
    descriptor: ()Z
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=3, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
         0: .line 141
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 142
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
            ifne 4
         2: .line 143
            aload 1
            monitorexit
         3: iconst_0
            ireturn
         4: .line 144
      StackMap locals: java.lang.Object
      StackMap stack:
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         5: goto 10
         6: .line 145
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 2 /* i */
            aaload
            ifnull 9
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 2 /* i */
            aaload
            invokevirtual java.nio.channels.SelectionKey.isValid:()Z
            ifeq 9
         7: .line 146
            aload 1
            monitorexit
         8: iconst_1
            ireturn
         9: .line 144
      StackMap locals:
      StackMap stack:
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
        10: iload 2 /* i */
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
            if_icmplt 6
        end local 2 // int i
        11: .line 148
            aload 1
            monitorexit
        12: iconst_0
            ireturn
        13: .line 141
      StackMap locals: java.nio.channels.spi.AbstractSelectableChannel java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
        14: athrow
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   15     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            5   11     2     i  I
      Exception table:
        from    to  target  type
           1     3      13  any
           4     8      13  any
           9    12      13  any
          13    14      13  any

  public final boolean isRegistered();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
         0: .line 156
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 157
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyCount:I
            ifeq 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 156
      StackMap locals:
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         6: athrow
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
      Exception table:
        from    to  target  type
           1     4       5  any
           5     6       5  any

  public final java.nio.channels.SelectionKey keyFor(java.nio.channels.Selector);
    descriptor: (Ljava/nio/channels/Selector;)Ljava/nio/channels/SelectionKey;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
        start local 1 // java.nio.channels.Selector sel
         0: .line 162
            aload 0 /* this */
            aload 1 /* sel */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.findKey:(Ljava/nio/channels/Selector;)Ljava/nio/channels/SelectionKey;
            areturn
        end local 1 // java.nio.channels.Selector sel
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            0    1     1   sel  Ljava/nio/channels/Selector;
    MethodParameters:
      Name  Flags
      sel   

  public final java.nio.channels.SelectionKey register(java.nio.channels.Selector, int, java.lang.Object);
    descriptor: (Ljava/nio/channels/Selector;ILjava/lang/Object;)Ljava/nio/channels/SelectionKey;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=4, locals=7, args_size=4
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
        start local 1 // java.nio.channels.Selector sel
        start local 2 // int ops
        start local 3 // java.lang.Object att
         0: .line 195
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.regLock:Ljava/lang/Object;
            dup
            astore 4
            monitorenter
         1: .line 196
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.isOpen:()Z
            ifne 3
         2: .line 197
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
         3: .line 198
      StackMap locals: java.lang.Object
      StackMap stack:
            iload 2 /* ops */
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.validOps:()I
            iconst_m1
            ixor
            iand
            ifeq 5
         4: .line 199
            new java.lang.IllegalArgumentException
            dup
            invokespecial java.lang.IllegalArgumentException.<init>:()V
            athrow
         5: .line 200
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.blocking:Z
            ifeq 7
         6: .line 201
            new java.nio.channels.IllegalBlockingModeException
            dup
            invokespecial java.nio.channels.IllegalBlockingModeException.<init>:()V
            athrow
         7: .line 202
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 1 /* sel */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.findKey:(Ljava/nio/channels/Selector;)Ljava/nio/channels/SelectionKey;
            astore 5 /* k */
        start local 5 // java.nio.channels.SelectionKey k
         8: .line 203
            aload 5 /* k */
            ifnull 11
         9: .line 204
            aload 5 /* k */
            iload 2 /* ops */
            invokevirtual java.nio.channels.SelectionKey.interestOps:(I)Ljava/nio/channels/SelectionKey;
            pop
        10: .line 205
            aload 5 /* k */
            aload 3 /* att */
            invokevirtual java.nio.channels.SelectionKey.attach:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
        11: .line 207
      StackMap locals: java.nio.channels.SelectionKey
      StackMap stack:
            aload 5 /* k */
            ifnonnull 21
        12: .line 209
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
            dup
            astore 6
            monitorenter
        13: .line 210
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.isOpen:()Z
            ifne 15
        14: .line 211
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
        15: .line 212
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* sel */
            checkcast java.nio.channels.spi.AbstractSelector
            aload 0 /* this */
            iload 2 /* ops */
            aload 3 /* att */
            invokevirtual java.nio.channels.spi.AbstractSelector.register:(Ljava/nio/channels/spi/AbstractSelectableChannel;ILjava/lang/Object;)Ljava/nio/channels/SelectionKey;
            astore 5 /* k */
        16: .line 213
            aload 0 /* this */
            aload 5 /* k */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.addKey:(Ljava/nio/channels/SelectionKey;)V
        17: .line 209
            aload 6
            monitorexit
        18: goto 21
      StackMap locals:
      StackMap stack: java.lang.Throwable
        19: aload 6
            monitorexit
        20: athrow
        21: .line 216
      StackMap locals:
      StackMap stack:
            aload 5 /* k */
            aload 4
            monitorexit
        22: areturn
        end local 5 // java.nio.channels.SelectionKey k
        23: .line 195
      StackMap locals: java.nio.channels.spi.AbstractSelectableChannel java.nio.channels.Selector int java.lang.Object java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 4
            monitorexit
        24: athrow
        end local 3 // java.lang.Object att
        end local 2 // int ops
        end local 1 // java.nio.channels.Selector sel
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   25     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            0   25     1   sel  Ljava/nio/channels/Selector;
            0   25     2   ops  I
            0   25     3   att  Ljava/lang/Object;
            8   23     5     k  Ljava/nio/channels/SelectionKey;
      Exception table:
        from    to  target  type
          13    18      19  any
          19    20      19  any
           1    22      23  any
          23    24      23  any
    Exceptions:
      throws java.nio.channels.ClosedChannelException
    MethodParameters:
      Name  Flags
      sel   
      ops   
      att   

  protected final void implCloseChannel();
    descriptor: ()V
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=2, locals=5, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
         0: .line 234
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.implCloseSelectableChannel:()V
         1: .line 235
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keyLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         2: .line 236
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            ifnonnull 3
            iconst_0
            goto 4
      StackMap locals: java.lang.Object
      StackMap stack:
         3: aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            arraylength
      StackMap locals:
      StackMap stack: int
         4: istore 2 /* count */
        start local 2 // int count
         5: .line 237
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         6: goto 11
         7: .line 238
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.keys:[Ljava/nio/channels/SelectionKey;
            iload 3 /* i */
            aaload
            astore 4 /* k */
        start local 4 // java.nio.channels.SelectionKey k
         8: .line 239
            aload 4 /* k */
            ifnull 10
         9: .line 240
            aload 4 /* k */
            invokevirtual java.nio.channels.SelectionKey.cancel:()V
        end local 4 // java.nio.channels.SelectionKey k
        10: .line 237
      StackMap locals:
      StackMap stack:
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
        11: iload 3 /* i */
            iload 2 /* count */
            if_icmplt 7
        end local 3 // int i
        end local 2 // int count
        12: .line 235
            aload 1
            monitorexit
        13: goto 16
      StackMap locals: java.nio.channels.spi.AbstractSelectableChannel java.lang.Object
      StackMap stack: java.lang.Throwable
        14: aload 1
            monitorexit
        15: athrow
        16: .line 243
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   17     0   this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            5   12     2  count  I
            6   12     3      i  I
            8   10     4      k  Ljava/nio/channels/SelectionKey;
      Exception table:
        from    to  target  type
           2    13      14  any
          14    15      14  any
    Exceptions:
      throws java.io.IOException

  protected abstract void implCloseSelectableChannel();
    descriptor: ()V
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException

  public final boolean isBlocking();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
         0: .line 267
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.regLock:Ljava/lang/Object;
            dup
            astore 1
            monitorenter
         1: .line 268
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.blocking:Z
            aload 1
            monitorexit
         2: ireturn
         3: .line 267
      StackMap locals: java.nio.channels.spi.AbstractSelectableChannel java.lang.Object
      StackMap stack: java.lang.Throwable
            aload 1
            monitorexit
         4: athrow
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;
      Exception table:
        from    to  target  type
           1     2       3  any
           3     4       3  any

  public final java.lang.Object blockingLock();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
         0: .line 273
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.regLock:Ljava/lang/Object;
            areturn
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/spi/AbstractSelectableChannel;

  public final java.nio.channels.SelectableChannel configureBlocking(boolean);
    descriptor: (Z)Ljava/nio/channels/SelectableChannel;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelectableChannel this
        start local 1 // boolean block
         0: .line 287
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.regLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         1: .line 288
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.isOpen:()Z
            ifne 3
         2: .line 289
            new java.nio.channels.ClosedChannelException
            dup
            invokespecial java.nio.channels.ClosedChannelException.<init>:()V
            athrow
         3: .line 290
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectableChannel.blocking:Z
            iload 1 /* block */
            if_icmpne 6
         4: .line 291
            aload 0 /* this */
            aload 2
            monitorexit
         5: areturn
         6: .line 292
      StackMap locals:
      StackMap stack:
            iload 1 /* block */
            ifeq 8
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.haveValidKeys:()Z
            ifeq 8
         7: .line 293
            new java.nio.channels.IllegalBlockingModeException
            dup
            invokespecial java.nio.channels.IllegalBlockingModeException.<init>:()V
            athrow
         8: .line 294
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 1 /* block */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.implConfigureBlocking:(Z)V
         9: .line 295
            aload 0 /* this */
            iload 1 /* block */
            putfield java.nio.channels.spi.AbstractSelectableChannel.blocking:Z
        10: .line 287
            aload 2
            monitorexit
        11: goto 14
      StackMap locals:
      StackMap stack: java.lang.Throwable
        12: aload 2
            monitorexit
        13: athrow
        14: .line 297
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 1 // boolean block
        end local 0 // java.nio.channels.spi.AbstractSelectableChannel this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   15     0   this  Ljava/nio/channels/spi/AbstractSelectableChannel;
            0   15     1  block  Z
      Exception table:
        from    to  target  type
           1     5      12  any
           6    11      12  any
          12    13      12  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      block  

  protected abstract void implConfigureBlocking(boolean);
    descriptor: (Z)V
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
    MethodParameters:
       Name  Flags
      block  
}
SourceFile: "AbstractSelectableChannel.java"