ReferenceCountUpdater (Netty 4.1.109.Final API文档

public abstract class ReferenceCountUpdater<T extends ReferenceCounted>
extends java.lang.Object

Common logic for ReferenceCounted implementations

构造器
限定符	构造器和说明
`protected`	`ReferenceCountUpdater()`

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods
限定符和类型	方法和说明
`static long`	`getUnsafeOffset(java.lang.Class<? extends ReferenceCounted> clz, java.lang.String fieldName)`
`int`	`initialValue()`
`boolean`	`isLiveNonVolatile(T instance)`
`int`	`refCnt(T instance)`
`boolean`	`release(T instance)`
`boolean`	`release(T instance, int decrement)`
`void`	`resetRefCnt(T instance)` Resets the reference count to 1
`T`	`retain(T instance)`
`T`	`retain(T instance, int increment)`
`void`	`setInitialValue(T instance)`
`void`	`setRefCnt(T instance, int refCnt)` An unsafe operation that sets the reference count directly
`protected abstract long`	`unsafeOffset()`
`protected abstract java.util.concurrent.atomic.AtomicIntegerFieldUpdater<T>`	`updater()`

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

public static long getUnsafeOffset(java.lang.Class<? extends ReferenceCounted> clz,
                                   java.lang.String fieldName)

protected abstract java.util.concurrent.atomic.AtomicIntegerFieldUpdater<T> updater()

protected abstract long unsafeOffset()

public void setInitialValue(T instance)

public final boolean isLiveNonVolatile(T instance)

public final void setRefCnt(T instance,
                            int refCnt)

An unsafe operation that sets the reference count directly

public final void resetRefCnt(T instance)

Resets the reference count to 1

public final T retain(T instance,
                      int increment)

public final boolean release(T instance)

public final boolean release(T instance,
                             int decrement)

类 ReferenceCountUpdater<T extends ReferenceCounted>