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1   /*
2    * Copyright 2009 Red Hat, Inc.
3    *
4    * Red Hat licenses this file to you under the Apache License, version 2.0
5    * (the "License"); you may not use this file except in compliance with the
6    * License.  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, WITHOUT
12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
13   * License for the specific language governing permissions and limitations
14   * under the License.
15   */
16  package org.jboss.netty.example.localtime;
17  
18  import static org.jboss.netty.channel.Channels.*;
19  
20  import org.jboss.netty.channel.ChannelPipeline;
21  import org.jboss.netty.channel.ChannelPipelineFactory;
22  import org.jboss.netty.handler.codec.protobuf.ProtobufDecoder;
23  import org.jboss.netty.handler.codec.protobuf.ProtobufEncoder;
24  import org.jboss.netty.handler.codec.protobuf.ProtobufVarint32FrameDecoder;
25  import org.jboss.netty.handler.codec.protobuf.ProtobufVarint32LengthFieldPrepender;
26  
27  /**
28   * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
29   * @author <a href="http://gleamynode.net/">Trustin Lee</a>
30   * @version $Rev: 2315 $, $Date: 2010-06-23 14:16:47 +0900 (Wed, 23 Jun 2010) $
31   */
32  public class LocalTimeServerPipelineFactory implements ChannelPipelineFactory {
33  
34      public ChannelPipeline getPipeline() throws Exception {
35          ChannelPipeline p = pipeline();
36          p.addLast("frameDecoder", new ProtobufVarint32FrameDecoder());
37          p.addLast("protobufDecoder", new ProtobufDecoder(LocalTimeProtocol.Locations.getDefaultInstance()));
38  
39          p.addLast("frameEncoder", new ProtobufVarint32LengthFieldPrepender());
40          p.addLast("protobufEncoder", new ProtobufEncoder());
41  
42          p.addLast("handler", new LocalTimeServerHandler());
43          return p;
44      }
45  }