001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.component.seda;
018
019
020import java.util.concurrent.ArrayBlockingQueue;
021
022/**
023 * Implementation of {@link BlockingQueueFactory} producing {@link java.util.concurrent.ArrayBlockingQueue}
024 */
025public class ArrayBlockingQueueFactory<E> implements BlockingQueueFactory<E> {
026    /**
027     * Capacity used when none provided
028     */
029    private int defaultCapacity = 50;
030    /**
031     * Lock fairness. null means default fairness
032     */
033    private Boolean fair;
034
035    /**
036     * @return Default array capacity
037     */
038    public int getDefaultCapacity() {
039        return defaultCapacity;
040    }
041
042    /**
043     * @param defaultCapacity Default array capacity
044     */
045    public void setDefaultCapacity(int defaultCapacity) {
046        this.defaultCapacity = defaultCapacity;
047    }
048
049    /**
050     * @return Lock fairness
051     */
052    public boolean isFair() {
053        return fair;
054    }
055
056    /**
057     * @param fair Lock fairness
058     */
059    public void setFair(boolean fair) {
060        this.fair = fair;
061    }
062
063    @Override
064    public ArrayBlockingQueue<E> create() {
065        return create(defaultCapacity);
066    }
067
068    @Override
069    public ArrayBlockingQueue<E> create(int capacity) {
070        return fair == null
071            ? new ArrayBlockingQueue<E>(defaultCapacity) : new ArrayBlockingQueue<E>(defaultCapacity, fair);
072    }
073}