01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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.servicemix.components.util;
18:
19: import javax.jbi.messaging.MessageExchange;
20: import javax.jbi.messaging.MessagingException;
21: import javax.jbi.messaging.NormalizedMessage;
22: import javax.xml.namespace.QName;
23:
24: import org.apache.commons.logging.Log;
25: import org.apache.commons.logging.LogFactory;
26: import org.apache.servicemix.MessageExchangeListener;
27:
28: /**
29: * A simple, yet useful component for testing synchronous flows. Echos back Exchanges
30: *
31: * @version $Revision: 564374 $
32: */
33: public class EchoComponent extends TransformComponentSupport implements
34: MessageExchangeListener {
35:
36: private static final Log LOG = LogFactory
37: .getLog(EchoComponent.class);
38:
39: public EchoComponent() {
40: }
41:
42: public EchoComponent(QName service, String endpoint) {
43: super (service, endpoint);
44: }
45:
46: protected boolean transform(MessageExchange exchange,
47: NormalizedMessage in, NormalizedMessage out)
48: throws MessagingException {
49: getMessageTransformer().transform(exchange, in, out);
50: LOG.info("Echoed back message: " + out);
51: return true;
52: }
53: }
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