public abstract class java.nio.channels.spi.AbstractSelector extends java.nio.channels.Selector
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: java.nio.channels.spi.AbstractSelector
  super_class: java.nio.channels.Selector
{
  private final java.util.concurrent.atomic.AtomicBoolean selectorOpen;
    descriptor: Ljava/util/concurrent/atomic/AtomicBoolean;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.nio.channels.spi.SelectorProvider provider;
    descriptor: Ljava/nio/channels/spi/SelectorProvider;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.util.Set<java.nio.channels.SelectionKey> cancelledKeys;
    descriptor: Ljava/util/Set;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Set<Ljava/nio/channels/SelectionKey;>;

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

  protected void <init>(java.nio.channels.spi.SelectorProvider);
    descriptor: (Ljava/nio/channels/spi/SelectorProvider;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelector this
        start local 1 // java.nio.channels.spi.SelectorProvider provider
         0: .line 84
            aload 0 /* this */
            invokespecial java.nio.channels.Selector.<init>:()V
         1: .line 73
            aload 0 /* this */
            new java.util.concurrent.atomic.AtomicBoolean
            dup
            iconst_1
            invokespecial java.util.concurrent.atomic.AtomicBoolean.<init>:(Z)V
            putfield java.nio.channels.spi.AbstractSelector.selectorOpen:Ljava/util/concurrent/atomic/AtomicBoolean;
         2: .line 88
            aload 0 /* this */
            new java.util.HashSet
            dup
            invokespecial java.util.HashSet.<init>:()V
            putfield java.nio.channels.spi.AbstractSelector.cancelledKeys:Ljava/util/Set;
         3: .line 194
            aload 0 /* this */
            aconst_null
            putfield java.nio.channels.spi.AbstractSelector.interruptor:Lsun/nio/ch/Interruptible;
         4: .line 85
            aload 0 /* this */
            aload 1 /* provider */
            putfield java.nio.channels.spi.AbstractSelector.provider:Ljava/nio/channels/spi/SelectorProvider;
         5: .line 86
            return
        end local 1 // java.nio.channels.spi.SelectorProvider provider
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    6     0      this  Ljava/nio/channels/spi/AbstractSelector;
            0    6     1  provider  Ljava/nio/channels/spi/SelectorProvider;
    MethodParameters:
          Name  Flags
      provider  

  void cancel(java.nio.channels.SelectionKey);
    descriptor: (Ljava/nio/channels/SelectionKey;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelector this
        start local 1 // java.nio.channels.SelectionKey k
         0: .line 91
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.cancelledKeys:Ljava/util/Set;
            dup
            astore 2
            monitorenter
         1: .line 92
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.cancelledKeys:Ljava/util/Set;
            aload 1 /* k */
            invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
            pop
         2: .line 91
            aload 2
            monitorexit
         3: goto 6
      StackMap locals: java.nio.channels.spi.AbstractSelector java.nio.channels.SelectionKey java.util.Set
      StackMap stack: java.lang.Throwable
         4: aload 2
            monitorexit
         5: athrow
         6: .line 94
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.nio.channels.SelectionKey k
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Ljava/nio/channels/spi/AbstractSelector;
            0    7     1     k  Ljava/nio/channels/SelectionKey;
      Exception table:
        from    to  target  type
           1     3       4  any
           4     5       4  any
    MethodParameters:
      Name  Flags
      k     

  public final void close();
    descriptor: ()V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelector this
         0: .line 108
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.selectorOpen:Ljava/util/concurrent/atomic/AtomicBoolean;
            iconst_0
            invokevirtual java.util.concurrent.atomic.AtomicBoolean.getAndSet:(Z)Z
            istore 1 /* open */
        start local 1 // boolean open
         1: .line 109
            iload 1 /* open */
            ifne 3
         2: .line 110
            return
         3: .line 111
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelector.implCloseSelector:()V
         4: .line 112
            return
        end local 1 // boolean open
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Ljava/nio/channels/spi/AbstractSelector;
            1    5     1  open  Z
    Exceptions:
      throws java.io.IOException

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

  public final boolean isOpen();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelector this
         0: .line 133
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.selectorOpen:Ljava/util/concurrent/atomic/AtomicBoolean;
            invokevirtual java.util.concurrent.atomic.AtomicBoolean.get:()Z
            ireturn
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/spi/AbstractSelector;

  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.AbstractSelector this
         0: .line 142
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.provider:Ljava/nio/channels/spi/SelectorProvider;
            areturn
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/spi/AbstractSelector;

  protected final java.util.Set<java.nio.channels.SelectionKey> cancelledKeys();
    descriptor: ()Ljava/util/Set;
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelector this
         0: .line 153
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.cancelledKeys:Ljava/util/Set;
            areturn
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/spi/AbstractSelector;
    Signature: ()Ljava/util/Set<Ljava/nio/channels/SelectionKey;>;

  protected abstract java.nio.channels.SelectionKey register(java.nio.channels.spi.AbstractSelectableChannel, int, java.lang.Object);
    descriptor: (Ljava/nio/channels/spi/AbstractSelectableChannel;ILjava/lang/Object;)Ljava/nio/channels/SelectionKey;
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      ch    
      ops   
      att   

  protected final void deregister(java.nio.channels.spi.AbstractSelectionKey);
    descriptor: (Ljava/nio/channels/spi/AbstractSelectionKey;)V
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.nio.channels.spi.AbstractSelector this
        start local 1 // java.nio.channels.spi.AbstractSelectionKey key
         0: .line 188
            aload 1 /* key */
            invokevirtual java.nio.channels.spi.AbstractSelectionKey.channel:()Ljava/nio/channels/SelectableChannel;
            checkcast java.nio.channels.spi.AbstractSelectableChannel
            aload 1 /* key */
            invokevirtual java.nio.channels.spi.AbstractSelectableChannel.removeKey:(Ljava/nio/channels/SelectionKey;)V
         1: .line 189
            return
        end local 1 // java.nio.channels.spi.AbstractSelectionKey key
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/nio/channels/spi/AbstractSelector;
            0    2     1   key  Ljava/nio/channels/spi/AbstractSelectionKey;
    MethodParameters:
      Name  Flags
      key   

  protected final void begin();
    descriptor: ()V
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelector this
         0: .line 210
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.interruptor:Lsun/nio/ch/Interruptible;
            ifnonnull 2
         1: .line 211
            aload 0 /* this */
            new java.nio.channels.spi.AbstractSelector$1
            dup
            aload 0 /* this */
            invokespecial java.nio.channels.spi.AbstractSelector$1.<init>:(Ljava/nio/channels/spi/AbstractSelector;)V
            putfield java.nio.channels.spi.AbstractSelector.interruptor:Lsun/nio/ch/Interruptible;
         2: .line 216
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.interruptor:Lsun/nio/ch/Interruptible;
            invokestatic java.nio.channels.spi.AbstractInterruptibleChannel.blockedOn:(Lsun/nio/ch/Interruptible;)V
         3: .line 217
            invokestatic java.lang.Thread.currentThread:()Ljava/lang/Thread;
            astore 1 /* me */
        start local 1 // java.lang.Thread me
         4: .line 218
            aload 1 /* me */
            invokevirtual java.lang.Thread.isInterrupted:()Z
            ifeq 6
         5: .line 219
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelector.interruptor:Lsun/nio/ch/Interruptible;
            aload 1 /* me */
            invokeinterface sun.nio.ch.Interruptible.interrupt:(Ljava/lang/Thread;)V
         6: .line 220
      StackMap locals: java.lang.Thread
      StackMap stack:
            return
        end local 1 // java.lang.Thread me
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Ljava/nio/channels/spi/AbstractSelector;
            4    7     1    me  Ljava/lang/Thread;

  protected final void end();
    descriptor: ()V
    flags: (0x0014) ACC_PROTECTED, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelector this
         0: .line 231
            aconst_null
            invokestatic java.nio.channels.spi.AbstractInterruptibleChannel.blockedOn:(Lsun/nio/ch/Interruptible;)V
         1: .line 232
            return
        end local 0 // java.nio.channels.spi.AbstractSelector this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/nio/channels/spi/AbstractSelector;
}
SourceFile: "AbstractSelector.java"
NestMembers:
  java.nio.channels.spi.AbstractSelector$1
InnerClasses:
  java.nio.channels.spi.AbstractSelector$1