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1   /*
2    * Copyright 2009 the original author or authors.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *     
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.openehealth.ipf.platform.camel.ihe.hl7v2.intercept.producer;
17  
18  import org.apache.camel.Exchange;
19  import org.apache.camel.Message;
20  import org.openehealth.ipf.platform.camel.core.util.Exchanges;
21  import org.openehealth.ipf.platform.camel.ihe.core.InterceptorSupport;
22  import org.openehealth.ipf.platform.camel.ihe.hl7v2.HL7v2Endpoint;
23  
24  
25  /**
26   * Producer-side Hl7 marshalling/unmarshalling interceptor.
27   * @author Dmytro Rud
28   */
29  public class ProducerMarshalInterceptor extends InterceptorSupport<HL7v2Endpoint> {
30  
31      /**
32       * Marshals the request, sends it to the route, and unmarshals the response. 
33       */
34      @Override
35      public void process(Exchange exchange) throws Exception {
36          // marshal
37          Message message = exchange.getIn();
38          ca.uhn.hl7v2.model.Message request = message.getBody(ca.uhn.hl7v2.model.Message.class);
39          message.setBody(request.toString());
40  
41          // run the route
42          getWrappedProcessor().process(exchange);
43  
44          // unmarshal
45          message = Exchanges.resultMessage(exchange);
46          String responseString = message.getBody(String.class);
47          message.setBody(getEndpoint().getHl7v2TransactionConfiguration().getParser().parse(responseString));
48      }
49  }