public abstract class java.nio.channels.SelectionKey
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: java.nio.channels.SelectionKey
  super_class: java.lang.Object
{
  public static final int OP_READ;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 1

  public static final int OP_WRITE;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 4

  public static final int OP_CONNECT;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 8

  public static final int OP_ACCEPT;
    descriptor: I
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: 16

  private static final java.lang.invoke.VarHandle ATTACHMENT;
    descriptor: Ljava/lang/invoke/VarHandle;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  private volatile java.lang.Object attachment;
    descriptor: Ljava/lang/Object;
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=1, args_size=0
         0: .line 435
            invokestatic java.lang.invoke.MethodHandles.lookup:()Ljava/lang/invoke/MethodHandles$Lookup;
            astore 0 /* l */
        start local 0 // java.lang.invoke.MethodHandles$Lookup l
         1: .line 436
            aload 0 /* l */
            ldc Ljava/nio/channels/SelectionKey;
            ldc "attachment"
            ldc Ljava/lang/Object;
            invokevirtual java.lang.invoke.MethodHandles$Lookup.findVarHandle:(Ljava/lang/Class;Ljava/lang/String;Ljava/lang/Class;)Ljava/lang/invoke/VarHandle;
            putstatic java.nio.channels.SelectionKey.ATTACHMENT:Ljava/lang/invoke/VarHandle;
        end local 0 // java.lang.invoke.MethodHandles$Lookup l
         2: .line 437
            goto 5
      StackMap locals:
      StackMap stack: java.lang.Exception
         3: astore 0 /* e */
        start local 0 // java.lang.Exception e
         4: .line 438
            new java.lang.InternalError
            dup
            aload 0 /* e */
            invokespecial java.lang.InternalError.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 0 // java.lang.Exception e
         5: .line 440
      StackMap locals:
      StackMap stack:
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            1    2     0     l  Ljava/lang/invoke/MethodHandles$Lookup;
            4    5     0     e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           0     2       3  Class java.lang.Exception

  protected void <init>();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.SelectionKey this
         0: .line 108
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/SelectionKey;

  public abstract java.nio.channels.SelectableChannel channel();
    descriptor: ()Ljava/nio/channels/SelectableChannel;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract java.nio.channels.Selector selector();
    descriptor: ()Ljava/nio/channels/Selector;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract boolean isValid();
    descriptor: ()Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract void cancel();
    descriptor: ()V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract int interestOps();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract java.nio.channels.SelectionKey interestOps(int);
    descriptor: (I)Ljava/nio/channels/SelectionKey;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      ops   

  public int interestOpsOr(int);
    descriptor: (I)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // java.nio.channels.SelectionKey this
        start local 1 // int ops
         0: .line 223
            aload 0 /* this */
            dup
            astore 2
            monitorenter
         1: .line 224
            aload 0 /* this */
            invokevirtual java.nio.channels.SelectionKey.interestOps:()I
            istore 3 /* oldVal */
        start local 3 // int oldVal
         2: .line 225
            aload 0 /* this */
            iload 3 /* oldVal */
            iload 1 /* ops */
            ior
            invokevirtual java.nio.channels.SelectionKey.interestOps:(I)Ljava/nio/channels/SelectionKey;
            pop
         3: .line 226
            iload 3 /* oldVal */
            aload 2
            monitorexit
         4: ireturn
        end local 3 // int oldVal
         5: .line 223
      StackMap locals: java.nio.channels.SelectionKey int java.nio.channels.SelectionKey
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
         6: athrow
        end local 1 // int ops
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    7     0    this  Ljava/nio/channels/SelectionKey;
            0    7     1     ops  I
            2    5     3  oldVal  I
      Exception table:
        from    to  target  type
           1     4       5  any
           5     6       5  any
    MethodParameters:
      Name  Flags
      ops   

  public int interestOpsAnd(int);
    descriptor: (I)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // java.nio.channels.SelectionKey this
        start local 1 // int ops
         0: .line 263
            aload 0 /* this */
            dup
            astore 2
            monitorenter
         1: .line 264
            aload 0 /* this */
            invokevirtual java.nio.channels.SelectionKey.interestOps:()I
            istore 3 /* oldVal */
        start local 3 // int oldVal
         2: .line 265
            aload 0 /* this */
            iload 3 /* oldVal */
            iload 1 /* ops */
            iand
            invokevirtual java.nio.channels.SelectionKey.interestOps:(I)Ljava/nio/channels/SelectionKey;
            pop
         3: .line 266
            iload 3 /* oldVal */
            aload 2
            monitorexit
         4: ireturn
        end local 3 // int oldVal
         5: .line 263
      StackMap locals: java.nio.channels.SelectionKey int java.nio.channels.SelectionKey
      StackMap stack: java.lang.Throwable
            aload 2
            monitorexit
         6: athrow
        end local 1 // int ops
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    7     0    this  Ljava/nio/channels/SelectionKey;
            0    7     1     ops  I
            2    5     3  oldVal  I
      Exception table:
        from    to  target  type
           1     4       5  any
           5     6       5  any
    MethodParameters:
      Name  Flags
      ops   

  public abstract int readyOps();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public final boolean isReadable();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.channels.SelectionKey this
         0: .line 355
            aload 0 /* this */
            invokevirtual java.nio.channels.SelectionKey.readyOps:()I
            iconst_1
            iand
            ifeq 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/nio/channels/SelectionKey;

  public final boolean isWritable();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.channels.SelectionKey this
         0: .line 378
            aload 0 /* this */
            invokevirtual java.nio.channels.SelectionKey.readyOps:()I
            iconst_4
            iand
            ifeq 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/nio/channels/SelectionKey;

  public final boolean isConnectable();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.channels.SelectionKey this
         0: .line 402
            aload 0 /* this */
            invokevirtual java.nio.channels.SelectionKey.readyOps:()I
            bipush 8
            iand
            ifeq 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/nio/channels/SelectionKey;

  public final boolean isAcceptable();
    descriptor: ()Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.nio.channels.SelectionKey this
         0: .line 426
            aload 0 /* this */
            invokevirtual java.nio.channels.SelectionKey.readyOps:()I
            bipush 16
            iand
            ifeq 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Ljava/nio/channels/SelectionKey;

  public final java.lang.Object attach(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // java.nio.channels.SelectionKey this
        start local 1 // java.lang.Object ob
         0: .line 458
            getstatic java.nio.channels.SelectionKey.ATTACHMENT:Ljava/lang/invoke/VarHandle;
            aload 0 /* this */
            aload 1 /* ob */
            invokevirtual java.lang.invoke.VarHandle.getAndSet:(Ljava/nio/channels/SelectionKey;Ljava/lang/Object;)Ljava/lang/Object;
            areturn
        end local 1 // java.lang.Object ob
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/SelectionKey;
            0    1     1    ob  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      ob    

  public final java.lang.Object attachment();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.nio.channels.SelectionKey this
         0: .line 468
            aload 0 /* this */
            getfield java.nio.channels.SelectionKey.attachment:Ljava/lang/Object;
            areturn
        end local 0 // java.nio.channels.SelectionKey this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Ljava/nio/channels/SelectionKey;
}
SourceFile: "SelectionKey.java"
InnerClasses:
  public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles