com.opensymphony.xwork2.inject.util.FinalizablePhantomReference Maven / Gradle / Ivy
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XWork is an command-pattern framework that is used to power WebWork
as well as other applications. XWork provides an Inversion of Control
container, a powerful expression language, data type conversion,
validation, and pluggable configuration.
/**
* Copyright (C) 2006 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.opensymphony.xwork2.inject.util;
import java.lang.ref.PhantomReference;
/**
* Phantom reference with a {@link com.opensymphony.xwork2.inject.util.FinalizableReference#finalizeReferent() finalizeReferent()} method which a
* background thread invokes after the garbage collector reclaims the
* referent. This is a simpler alternative to using a {@link
* java.lang.ref.ReferenceQueue}.
*
* @author [email protected] (Bob Lee)
*/
public abstract class FinalizablePhantomReference
extends PhantomReference implements FinalizableReference {
protected FinalizablePhantomReference(T referent) {
super(referent, FinalizableReferenceQueue.getInstance());
}
}