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.Map;
020    import java.util.concurrent.BlockingQueue;
021    import java.util.concurrent.LinkedBlockingQueue;
022    
023    import org.apache.camel.Endpoint;
024    import org.apache.camel.Exchange;
025    import org.apache.camel.converter.ObjectConverter;
026    import org.apache.camel.impl.DefaultComponent;
027    
028    /**
029     * An implementation of the <a href="http://activemq.apache.org/camel/seda.html">SEDA components</a>
030     * for asynchronous SEDA exchanges on a {@link BlockingQueue} within a CamelContext
031     *
032     * @version $Revision: 35332 $
033     */
034    public class SedaComponent extends DefaultComponent<Exchange> {
035    
036        public BlockingQueue<Exchange> createQueue(String uri, Map parameters) {
037            int size = 1000;
038            Object value = parameters.remove("size");
039            if (value != null) {
040                Integer i = convertTo(Integer.class, value);
041                if (i != null) {
042                    size = i;
043                }
044            }
045            return new LinkedBlockingQueue<Exchange>(size);
046        }
047    
048        @Override
049        protected Endpoint createEndpoint(String uri, String remaining, Map parameters) throws Exception {
050            return new SedaEndpoint(uri, this, parameters);
051        }
052    }