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1   /*
2    * Copyright 2012 The Netty Project
3    *
4    * The Netty Project licenses this file to you under the Apache License,
5    * version 2.0 (the "License"); you may not use this file except in compliance
6    * with the 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 org.jboss.netty.channel.ChannelPipeline;
19  import org.jboss.netty.channel.ChannelPipelineFactory;
20  import org.jboss.netty.handler.codec.protobuf.ProtobufDecoder;
21  import org.jboss.netty.handler.codec.protobuf.ProtobufEncoder;
22  import org.jboss.netty.handler.codec.protobuf.ProtobufVarint32FrameDecoder;
23  import org.jboss.netty.handler.codec.protobuf.ProtobufVarint32LengthFieldPrepender;
24  import org.jboss.netty.handler.ssl.SslContext;
25  
26  import static org.jboss.netty.channel.Channels.*;
27  
28  public class LocalTimeClientPipelineFactory implements ChannelPipelineFactory {
29  
30      private final SslContext sslCtx;
31  
32      public LocalTimeClientPipelineFactory(SslContext sslCtx) {
33          this.sslCtx = sslCtx;
34      }
35  
36      public ChannelPipeline getPipeline() {
37          ChannelPipeline p = pipeline();
38          if (sslCtx != null) {
39              p.addLast("ssl", sslCtx.newHandler(LocalTimeClient.HOST, LocalTimeClient.PORT));
40          }
41          p.addLast("frameDecoder", new ProtobufVarint32FrameDecoder());
42          p.addLast("protobufDecoder", new ProtobufDecoder(LocalTimeProtocol.LocalTimes.getDefaultInstance()));
43  
44          p.addLast("frameEncoder", new ProtobufVarint32LengthFieldPrepender());
45          p.addLast("protobufEncoder", new ProtobufEncoder());
46  
47          p.addLast("handler", new LocalTimeClientHandler());
48          return p;
49      }
50  }