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 volatile java.lang.Object attachment;
descriptor: Ljava/lang/Object;
flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE
private static final java.util.concurrent.atomic.AtomicReferenceFieldUpdater<java.nio.channels.SelectionKey, java.lang.Object> attachmentUpdater;
descriptor: Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
Signature: Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater<Ljava/nio/channels/SelectionKey;Ljava/lang/Object;>;
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=3, locals=0, args_size=0
0: ldc Ljava/nio/channels/SelectionKey;
ldc Ljava/lang/Object;
ldc "attachment"
1: invokestatic java.util.concurrent.atomic.AtomicReferenceFieldUpdater.newUpdater:(Ljava/lang/Class;Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;
putstatic java.nio.channels.SelectionKey.attachmentUpdater:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;
2: return
LocalVariableTable:
Start End Slot Name Signature
protected void <init>();
descriptor: ()V
flags: (0x0004) ACC_PROTECTED
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokespecial java.lang.Object.<init>:()V
return
end local 0 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 start local 1 0: aload 0
dup
astore 2
monitorenter
1: aload 0
invokevirtual java.nio.channels.SelectionKey.interestOps:()I
istore 3
start local 3 2: aload 0
iload 3
iload 1
ior
invokevirtual java.nio.channels.SelectionKey.interestOps:(I)Ljava/nio/channels/SelectionKey;
pop
3: iload 3
aload 2
monitorexit
4: ireturn
end local 3 5: StackMap locals: java.nio.channels.SelectionKey int java.nio.channels.SelectionKey
StackMap stack: java.lang.Throwable
aload 2
monitorexit
6: athrow
end local 1 end local 0 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 start local 1 0: aload 0
dup
astore 2
monitorenter
1: aload 0
invokevirtual java.nio.channels.SelectionKey.interestOps:()I
istore 3
start local 3 2: aload 0
iload 3
iload 1
iand
invokevirtual java.nio.channels.SelectionKey.interestOps:(I)Ljava/nio/channels/SelectionKey;
pop
3: iload 3
aload 2
monitorexit
4: ireturn
end local 3 5: StackMap locals: java.nio.channels.SelectionKey int java.nio.channels.SelectionKey
StackMap stack: java.lang.Throwable
aload 2
monitorexit
6: athrow
end local 1 end local 0 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 0: aload 0
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 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 0: aload 0
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 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 0: aload 0
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 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 0: aload 0
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 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 start local 1 0: getstatic java.nio.channels.SelectionKey.attachmentUpdater:Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;
aload 0
aload 1
invokevirtual java.util.concurrent.atomic.AtomicReferenceFieldUpdater.getAndSet:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
areturn
end local 1 end local 0 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 0: aload 0
getfield java.nio.channels.SelectionKey.attachment:Ljava/lang/Object;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/nio/channels/SelectionKey;
}
SourceFile: "SelectionKey.java"