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Java > Open Source Codes > org > apache > activemq > transport > MarshallingTransportFilter


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.activemq.transport;
19
20 import java.io.IOException JavaDoc;
21
22 import org.apache.activemq.command.Command;
23 import org.apache.activemq.wireformat.WireFormat;
24
25 public class MarshallingTransportFilter extends TransportFilter {
26
27     private final WireFormat localWireFormat;
28     private final WireFormat remoteWireFormat;
29
30     public MarshallingTransportFilter(Transport next, WireFormat localWireFormat, WireFormat remoteWireFormat) {
31         super(next);
32         this.localWireFormat = localWireFormat;
33         this.remoteWireFormat = remoteWireFormat;
34     }
35     
36     public void oneway(Object JavaDoc command) throws IOException JavaDoc {
37         next.oneway((Command) remoteWireFormat.unmarshal(localWireFormat.marshal(command)));
38     }
39     
40     public void onCommand(Object JavaDoc command) {
41         try {
42             getTransportListener().onCommand((Command)localWireFormat.unmarshal(remoteWireFormat.marshal(command)));
43         } catch (IOException JavaDoc e) {
44             getTransportListener().onException(e);
45         }
46     }
47     
48 }
49
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