Coverage Report - org.apache.camel.component.vm.VmComponent
 
Classes in this File Line Coverage Branch Coverage Complexity
VmComponent
91% 
100% 
0
 
 1  
 /**
 2  
  * Licensed to the Apache Software Foundation (ASF) under one or more
 3  
  * contributor license agreements.  See the NOTICE file distributed with
 4  
  * this work for additional information regarding copyright ownership.
 5  
  * The ASF licenses this file to You under the Apache License, Version 2.0
 6  
  * (the "License"); you may not use this file except in compliance with
 7  
  * the License.  You may obtain a copy of the License at
 8  
  *
 9  
  *      http://www.apache.org/licenses/LICENSE-2.0
 10  
  *
 11  
  * Unless required by applicable law or agreed to in writing, software
 12  
  * distributed under the License is distributed on an "AS IS" BASIS,
 13  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 14  
  * See the License for the specific language governing permissions and
 15  
  * limitations under the License.
 16  
  */
 17  
 package org.apache.camel.component.vm;
 18  
 
 19  
 import java.util.HashMap;
 20  
 import java.util.Map;
 21  
 import java.util.concurrent.BlockingQueue;
 22  
 
 23  
 import org.apache.camel.Endpoint;
 24  
 import org.apache.camel.Exchange;
 25  
 import org.apache.camel.component.seda.SedaComponent;
 26  
 import org.apache.camel.component.seda.SedaEndpoint;
 27  
 
 28  
 /**
 29  
  * An implementation of the <a href="http://activemq.apache.org/camel/vm.html">VM components</a>
 30  
  * for asynchronous SEDA exchanges on a {@link BlockingQueue} within the classloader tree containing
 31  
  * the camel-core.jar. i.e. to handle communicating across CamelContext instances and possibly across
 32  
  * web application contexts, providing that camel-core.jar is on the system classpath.
 33  
  *
 34  
  * @version $Revision: 1.1 $
 35  
  */
 36  6
 public class VmComponent<E extends Exchange> extends SedaComponent<E> {
 37  3
     protected static Map<String, BlockingQueue<Exchange>> queues = new HashMap<String, BlockingQueue<Exchange>>();
 38  
 
 39  
     @Override
 40  
     protected Endpoint<E> createEndpoint(String uri, String remaining, Map parameters) throws Exception {
 41  9
         BlockingQueue<E> blockingQueue = (BlockingQueue<E>) getBlockingQueue(uri);
 42  9
         return new SedaEndpoint<E>(uri, this, blockingQueue);
 43  
     }
 44  
 
 45  
     protected BlockingQueue<Exchange> getBlockingQueue(String uri) {
 46  9
         synchronized (queues) {
 47  9
             BlockingQueue<Exchange> answer = queues.get(uri);
 48  9
             if (answer == null) {
 49  6
                 answer = (BlockingQueue<Exchange>) createQueue();
 50  6
                 queues.put(uri, answer);
 51  
             }
 52  9
             return answer;
 53  0
         }
 54  
     }
 55  
 }