Coverage Report - org.apache.camel.component.http.CamelServlet
 
Classes in this File Line Coverage Branch Coverage Complexity
CamelServlet
80% 
100% 
0
 
 1  
 /**
 2  
  *
 3  
  * Licensed to the Apache Software Foundation (ASF) under one or more
 4  
  * contributor license agreements.  See the NOTICE file distributed with
 5  
  * this work for additional information regarding copyright ownership.
 6  
  * The ASF licenses this file to You under the Apache License, Version 2.0
 7  
  * (the "License"); you may not use this file except in compliance with
 8  
  * the License.  You may obtain a copy of the License at
 9  
  *
 10  
  * http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing, software
 13  
  * distributed under the License is distributed on an "AS IS" BASIS,
 14  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 15  
  * See the License for the specific language governing permissions and
 16  
  * limitations under the License.
 17  
  */
 18  
 package org.apache.camel.component.http;
 19  
 
 20  
 import java.io.IOException;
 21  
 import java.util.concurrent.ConcurrentHashMap;
 22  
 
 23  
 import javax.servlet.ServletException;
 24  
 import javax.servlet.http.HttpServlet;
 25  
 import javax.servlet.http.HttpServletRequest;
 26  
 import javax.servlet.http.HttpServletResponse;
 27  
 
 28  
 /**
 29  
  * @version $Revision: 549890 $
 30  
  */
 31  
 public class CamelServlet extends HttpServlet {
 32  
 
 33  2
     private ConcurrentHashMap<String, HttpConsumer> consumers=new ConcurrentHashMap<String, HttpConsumer>();
 34  
 
 35  2
         public CamelServlet() {
 36  2
     }
 37  
 
 38  
     @Override
 39  
     protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 40  
         try {
 41  
                                 
 42  
                 // Is there a consumer registered for the request.
 43  2
                 HttpConsumer consumer = resolve(request);
 44  2
                 if( consumer == null ) {
 45  0
                         response.sendError(HttpServletResponse.SC_NOT_FOUND);
 46  0
                         return;
 47  
                 }
 48  
                 
 49  
                 // Have the camel process the HTTP exchange.
 50  2
                         HttpExchange exchange =  new HttpExchange(consumer.getEndpoint(), request, response);                        
 51  2
                         consumer.getProcessor().process(exchange);
 52  
 
 53  
                         // HC: The getBinding() is interesting because it illustrates the impedance miss-match between
 54  
                         // HTTP's stream oriented protocol, and Camels more message oriented protocol exchanges.
 55  
 
 56  
                         // now lets output to the response
 57  2
                         consumer.getBinding().writeResponse(exchange);
 58  
                         
 59  0
                 } catch (Exception e) {
 60  0
                         throw new ServletException(e);
 61  2
                 }
 62  2
     }
 63  
 
 64  
         protected HttpConsumer resolve(HttpServletRequest request) {
 65  2
                 String path = request.getPathInfo();
 66  2
                 return consumers.get(path);
 67  
         }
 68  
 
 69  
         public void connect(HttpConsumer consumer) {
 70  2
                 consumers.put(consumer.getPath(), consumer);
 71  2
         }
 72  
 
 73  
         public void disconnect(HttpConsumer consumer) {
 74  2
                 consumers.remove(consumer.getPath());
 75  2
         }
 76  
 
 77  
 }