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 import java.util.ArrayList;
020 import java.util.List;
021 import java.util.Map;
022 import java.util.concurrent.BlockingQueue;
023
024 import org.apache.camel.Component;
025 import org.apache.camel.Consumer;
026 import org.apache.camel.Exchange;
027 import org.apache.camel.Processor;
028 import org.apache.camel.Producer;
029 import org.apache.camel.impl.DefaultEndpoint;
030 import org.apache.camel.spi.BrowsableEndpoint;
031 import org.apache.camel.util.ObjectHelper;
032
033 /**
034 * An implementation of the <a
035 * href="http://activemq.apache.org/camel/queue.html">Queue components</a> for
036 * asynchronous SEDA exchanges on a {@link BlockingQueue} within a CamelContext
037 *
038 * @version $Revision: 707305 $
039 */
040 public class SedaEndpoint extends DefaultEndpoint<Exchange> implements BrowsableEndpoint<Exchange> {
041 private BlockingQueue<Exchange> queue;
042
043 public SedaEndpoint(String endpointUri, Component component, BlockingQueue<Exchange> queue) {
044 super(endpointUri, component);
045 this.queue = queue;
046 }
047
048 public SedaEndpoint(String uri, SedaComponent component, Map parameters) {
049 this(uri, component, component.createQueue(uri, parameters));
050 }
051
052 public SedaEndpoint(String endpointUri, BlockingQueue<Exchange> queue) {
053 super(endpointUri);
054 ObjectHelper.notNull(queue, "queue");
055 this.queue = queue;
056 }
057
058 public Producer createProducer() throws Exception {
059 return new CollectionProducer(this, getQueue());
060 }
061
062 public Consumer createConsumer(Processor processor) throws Exception {
063 return new SedaConsumer(this, processor);
064 }
065
066 public BlockingQueue<Exchange> getQueue() {
067 return queue;
068 }
069
070 public boolean isSingleton() {
071 return true;
072 }
073
074 public List<Exchange> getExchanges() {
075 return new ArrayList<Exchange>(getQueue());
076 }
077 }