001package org.apache.commons.jcs3.utils.access;
002
003import java.util.concurrent.atomic.AtomicBoolean;
004
005/*
006 * Licensed to the Apache Software Foundation (ASF) under one
007 * or more contributor license agreements.  See the NOTICE file
008 * distributed with this work for additional information
009 * regarding copyright ownership.  The ASF licenses this file
010 * to you under the Apache License, Version 2.0 (the
011 * "License"); you may not use this file except in compliance
012 * with the License.  You may obtain a copy of the License at
013 *
014 *   http://www.apache.org/licenses/LICENSE-2.0
015 *
016 * Unless required by applicable law or agreed to in writing,
017 * software distributed under the License is distributed on an
018 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
019 * KIND, either express or implied.  See the License for the
020 * specific language governing permissions and limitations
021 * under the License.
022 */
023
024/**
025 * This is an abstract template for JCSWorkerHelper implementations. it simple has a convenience
026 * method for setting the finished flag.
027 */
028public abstract class AbstractJCSWorkerHelper<V> implements JCSWorkerHelper<V>
029{
030    /** finished flag. Can't we use wait notify? */
031    private final AtomicBoolean finished = new AtomicBoolean(false);
032
033    /**
034     * Default
035     */
036    public AbstractJCSWorkerHelper()
037    {
038    }
039
040    /**
041     * @return finished
042     */
043    @Override
044    public boolean isFinished()
045    {
046        return finished.get();
047    }
048
049    /**
050     * @param isFinished
051     */
052    @Override
053    public void setFinished( final boolean isFinished )
054    {
055        finished.set(isFinished);
056    }
057}