public abstract class java.nio.channels.spi.AbstractSelectionKey extends java.nio.channels.SelectionKey
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: java.nio.channels.spi.AbstractSelectionKey
  super_class: java.nio.channels.SelectionKey
{
  private volatile boolean valid;
    descriptor: Z
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  protected void <init>();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectionKey this
         0: .line 48
            aload 0 /* this */
            invokespecial java.nio.channels.SelectionKey.<init>:()V
         1: .line 50
            aload 0 /* this */
            iconst_1
            putfield java.nio.channels.spi.AbstractSelectionKey.valid:Z
         2: .line 48
            return
        end local 0 // java.nio.channels.spi.AbstractSelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Ljava/nio/channels/spi/AbstractSelectionKey;

  public final boolean isValid();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectionKey this
         0: .line 53
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectionKey.valid:Z
            ireturn
        end local 0 // java.nio.channels.spi.AbstractSelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/spi/AbstractSelectionKey;

  void invalidate();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectionKey this
         0: .line 57
            aload 0 /* this */
            iconst_0
            putfield java.nio.channels.spi.AbstractSelectionKey.valid:Z
         1: .line 58
            return
        end local 0 // java.nio.channels.spi.AbstractSelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/nio/channels/spi/AbstractSelectionKey;

  public final void cancel();
    descriptor: ()V
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // java.nio.channels.spi.AbstractSelectionKey this
         0: .line 70
            aload 0 /* this */
            dup
            astore 1
            monitorenter
         1: .line 71
            aload 0 /* this */
            getfield java.nio.channels.spi.AbstractSelectionKey.valid:Z
            ifeq 4
         2: .line 72
            aload 0 /* this */
            iconst_0
            putfield java.nio.channels.spi.AbstractSelectionKey.valid:Z
         3: .line 73
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelectionKey.selector:()Ljava/nio/channels/Selector;
            checkcast java.nio.channels.spi.AbstractSelector
            aload 0 /* this */
            invokevirtual java.nio.channels.spi.AbstractSelector.cancel:(Ljava/nio/channels/SelectionKey;)V
         4: .line 70
      StackMap locals: java.nio.channels.spi.AbstractSelectionKey
      StackMap stack:
            aload 1
            monitorexit
         5: goto 8
      StackMap locals:
      StackMap stack: java.lang.Throwable
         6: aload 1
            monitorexit
         7: athrow
         8: .line 76
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.nio.channels.spi.AbstractSelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Ljava/nio/channels/spi/AbstractSelectionKey;
      Exception table:
        from    to  target  type
           1     5       6  any
           6     7       6  any
}
SourceFile: "AbstractSelectionKey.java"