public class java.util.concurrent.atomic.AtomicBoolean implements java.io.Serializable
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: java.util.concurrent.atomic.AtomicBoolean
super_class: java.lang.Object
{
private static final long serialVersionUID;
descriptor: J
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: 4654671469794556979
private static final sun.misc.Unsafe unsafe;
descriptor: Lsun/misc/Unsafe;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private static final long valueOffset;
descriptor: J
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
private volatile int value;
descriptor: I
flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=3, locals=1, args_size=0
0: invokestatic sun.misc.Unsafe.getUnsafe:()Lsun/misc/Unsafe;
putstatic java.util.concurrent.atomic.AtomicBoolean.unsafe:Lsun/misc/Unsafe;
1: getstatic java.util.concurrent.atomic.AtomicBoolean.unsafe:Lsun/misc/Unsafe;
2: ldc Ljava/util/concurrent/atomic/AtomicBoolean;
ldc "value"
invokevirtual java.lang.Class.getDeclaredField:(Ljava/lang/String;)Ljava/lang/reflect/Field;
3: invokevirtual sun.misc.Unsafe.objectFieldOffset:(Ljava/lang/reflect/Field;)J
putstatic java.util.concurrent.atomic.AtomicBoolean.valueOffset:J
4: goto 7
StackMap locals:
StackMap stack: java.lang.Exception
5: astore 0
start local 0 6: new java.lang.Error
dup
aload 0
invokespecial java.lang.Error.<init>:(Ljava/lang/Throwable;)V
athrow
end local 0 7: StackMap locals:
StackMap stack:
return
LocalVariableTable:
Start End Slot Name Signature
6 7 0 ex Ljava/lang/Exception;
Exception table:
from to target type
1 4 5 Class java.lang.Exception
public void <init>(boolean);
descriptor: (Z)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
iload 1
ifeq 2
iconst_1
goto 3
StackMap locals: java.util.concurrent.atomic.AtomicBoolean int
StackMap stack: java.util.concurrent.atomic.AtomicBoolean
2: iconst_0
StackMap locals: java.util.concurrent.atomic.AtomicBoolean int
StackMap stack: java.util.concurrent.atomic.AtomicBoolean int
3: putfield java.util.concurrent.atomic.AtomicBoolean.value:I
4: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
0 5 1 initialValue Z
MethodParameters:
Name Flags
initialValue
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
public final boolean get();
descriptor: ()Z
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield java.util.concurrent.atomic.AtomicBoolean.value:I
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/util/concurrent/atomic/AtomicBoolean;
public final boolean compareAndSet(boolean, boolean);
descriptor: (ZZ)Z
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=6, locals=5, args_size=3
start local 0 start local 1 start local 2 0: iload 1
ifeq 1
iconst_1
goto 2
StackMap locals:
StackMap stack:
1: iconst_0
StackMap locals:
StackMap stack: int
2: istore 3
start local 3 3: iload 2
ifeq 4
iconst_1
goto 5
StackMap locals: int
StackMap stack:
4: iconst_0
StackMap locals:
StackMap stack: int
5: istore 4
start local 4 6: getstatic java.util.concurrent.atomic.AtomicBoolean.unsafe:Lsun/misc/Unsafe;
aload 0
getstatic java.util.concurrent.atomic.AtomicBoolean.valueOffset:J
iload 3
iload 4
invokevirtual sun.misc.Unsafe.compareAndSwapInt:(Ljava/lang/Object;JII)Z
ireturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
0 7 1 expect Z
0 7 2 update Z
3 7 3 e I
6 7 4 u I
MethodParameters:
Name Flags
expect
update
public boolean weakCompareAndSet(boolean, boolean);
descriptor: (ZZ)Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=6, locals=5, args_size=3
start local 0 start local 1 start local 2 0: iload 1
ifeq 1
iconst_1
goto 2
StackMap locals:
StackMap stack:
1: iconst_0
StackMap locals:
StackMap stack: int
2: istore 3
start local 3 3: iload 2
ifeq 4
iconst_1
goto 5
StackMap locals: int
StackMap stack:
4: iconst_0
StackMap locals:
StackMap stack: int
5: istore 4
start local 4 6: getstatic java.util.concurrent.atomic.AtomicBoolean.unsafe:Lsun/misc/Unsafe;
aload 0
getstatic java.util.concurrent.atomic.AtomicBoolean.valueOffset:J
iload 3
iload 4
invokevirtual sun.misc.Unsafe.compareAndSwapInt:(Ljava/lang/Object;JII)Z
ireturn
end local 4 end local 3 end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
0 7 1 expect Z
0 7 2 update Z
3 7 3 e I
6 7 4 u I
MethodParameters:
Name Flags
expect
update
public final void set(boolean);
descriptor: (Z)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=2, locals=2, args_size=2
start local 0 start local 1 0: aload 0
iload 1
ifeq 1
iconst_1
goto 2
StackMap locals:
StackMap stack: java.util.concurrent.atomic.AtomicBoolean
1: iconst_0
StackMap locals: java.util.concurrent.atomic.AtomicBoolean int
StackMap stack: java.util.concurrent.atomic.AtomicBoolean int
2: putfield java.util.concurrent.atomic.AtomicBoolean.value:I
3: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
0 4 1 newValue Z
MethodParameters:
Name Flags
newValue
public final void lazySet(boolean);
descriptor: (Z)V
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=5, locals=3, args_size=2
start local 0 start local 1 0: iload 1
ifeq 1
iconst_1
goto 2
StackMap locals:
StackMap stack:
1: iconst_0
StackMap locals:
StackMap stack: int
2: istore 2
start local 2 3: getstatic java.util.concurrent.atomic.AtomicBoolean.unsafe:Lsun/misc/Unsafe;
aload 0
getstatic java.util.concurrent.atomic.AtomicBoolean.valueOffset:J
iload 2
invokevirtual sun.misc.Unsafe.putOrderedInt:(Ljava/lang/Object;JI)V
4: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 5 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
0 5 1 newValue Z
3 5 2 v I
MethodParameters:
Name Flags
newValue
public final boolean getAndSet(boolean);
descriptor: (Z)Z
flags: (0x0011) ACC_PUBLIC, ACC_FINAL
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: StackMap locals:
StackMap stack:
aload 0
invokevirtual java.util.concurrent.atomic.AtomicBoolean.get:()Z
istore 2
start local 2 1: aload 0
iload 2
iload 1
invokevirtual java.util.concurrent.atomic.AtomicBoolean.compareAndSet:(ZZ)Z
ifeq 0
2: iload 2
ireturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
0 3 1 newValue Z
1 3 2 prev Z
MethodParameters:
Name Flags
newValue
public java.lang.String toString();
descriptor: ()Ljava/lang/String;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
invokevirtual java.util.concurrent.atomic.AtomicBoolean.get:()Z
invokestatic java.lang.Boolean.toString:(Z)Ljava/lang/String;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Ljava/util/concurrent/atomic/AtomicBoolean;
}
SourceFile: "AtomicBoolean.java"