com.landawn.abacus.lock.RefReentrantReadWriteLock Maven / Gradle / Ivy

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A general and simple library for Android

There is a newer version: 1.10.1

/*
 * Copyright (C) 2015 HaiYang Li
 *
 * 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.landawn.abacus.lock;

import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.locks.ReentrantReadWriteLock;

/**
 * 
 * @since 0.8
 * 
 * @author Haiyang Li
 */
public class RefReentrantReadWriteLock extends ReentrantReadWriteLock {
    private static final long serialVersionUID = 8951250203376524845L;

    private final AtomicInteger refCount = new AtomicInteger();

    /**
     * Method getRefCount
     * 
     * @return
     */
    public int getRefCount() {
        return refCount.get();
    }

    /**
     * Method incrementRefCount.
     * 
     * @return
     */
    public int incrementRefCount() {
        return refCount.incrementAndGet();
    }

    /**
     * Method decrementRefCount.
     * 
     * @return
     */
    public int decrementRefCount() {
        return refCount.decrementAndGet();
    }

    /**
     * Method resetRefCount.
     * 
     * @return
     */
    public void resetRefCount() {
        refCount.set(0);
    }
}