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     */
017    package org.apache.camel.component.seda;
018    
019    
020    import java.util.concurrent.BlockingQueue;
021    import org.apache.camel.Exchange;
022    
023    /**
024     * Factory of {@link java.util.concurrent.BlockingQueue}
025     * @param <E> Element type, usually {@link Exchange}
026     */
027    public interface BlockingQueueFactory<E> {
028        /**
029         * Create a new {@link java.util.concurrent.BlockingQueue} with default capacity
030         * @return New {@link java.util.concurrent.BlockingQueue}
031         */
032        BlockingQueue<E> create();
033        /**
034         * Create a new {@link java.util.concurrent.BlockingQueue} with given capacity
035         * @return New {@link java.util.concurrent.BlockingQueue}
036         */
037        BlockingQueue<E> create(int capacity);
038    }