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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.http.upload;
17  
18  import org.jboss.netty.channel.ChannelPipeline;
19  import org.jboss.netty.channel.ChannelPipelineFactory;
20  import org.jboss.netty.handler.codec.http.HttpClientCodec;
21  import org.jboss.netty.handler.codec.http.HttpContentDecompressor;
22  import org.jboss.netty.handler.ssl.SslContext;
23  import org.jboss.netty.handler.ssl.SslHandler;
24  import org.jboss.netty.handler.stream.ChunkedWriteHandler;
25  
26  import static org.jboss.netty.channel.Channels.*;
27  
28  public class HttpUploadClientPipelineFactory implements ChannelPipelineFactory {
29  
30      private final SslContext sslCtx;
31      private final String host;
32      private final int port;
33  
34      public HttpUploadClientPipelineFactory(SslContext sslCtx, String host, int port) {
35          this.sslCtx = sslCtx;
36          this.host = host;
37          this.port = port;
38      }
39  
40      public ChannelPipeline getPipeline() {
41          // Create a default pipeline implementation.
42          ChannelPipeline pipeline = pipeline();
43  
44          // Enable HTTPS if necessary.
45          if (sslCtx != null) {
46              SslHandler handler = sslCtx.newHandler(host, port);
47              handler.setIssueHandshake(true);
48              pipeline.addLast("ssl", handler);
49          }
50  
51          pipeline.addLast("codec", new HttpClientCodec());
52  
53          // Remove the following line if you don't want automatic content decompression.
54          pipeline.addLast("inflater", new HttpContentDecompressor());
55  
56          // to be used since huge file transfer
57          pipeline.addLast("chunkedWriter", new ChunkedWriteHandler());
58  
59          pipeline.addLast("handler", new HttpUploadClientHandler());
60          return pipeline;
61      }
62  }