1 /*
2 * Copyright 2010 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.handler.codec.http;
17
18 import org.jboss.netty.channel.ChannelDownstreamHandler;
19 import org.jboss.netty.channel.ChannelEvent;
20 import org.jboss.netty.channel.ChannelHandlerContext;
21 import org.jboss.netty.channel.ChannelUpstreamHandler;
22
23 /**
24 * A combination of {@link HttpRequestDecoder} and {@link HttpResponseEncoder}
25 * which enables easier server side HTTP implementation.
26 *
27 * @author <a href="http://www.jboss.org/netty/">The Netty Project</a>
28 * @author <a href="http://gleamynode.net/">Trustin Lee</a>
29 * @version $Rev: 2241 $, $Date: 2010-04-16 13:12:43 +0900 (Fri, 16 Apr 2010) $
30 *
31 * @see HttpClientCodec
32 *
33 * @apiviz.has org.jboss.netty.handler.codec.http.HttpRequestDecoder
34 * @apiviz.has org.jboss.netty.handler.codec.http.HttpResponseEncoder
35 */
36 public class HttpServerCodec implements ChannelUpstreamHandler,
37 ChannelDownstreamHandler {
38
39 private final HttpRequestDecoder decoder;
40 private final HttpResponseEncoder encoder = new HttpResponseEncoder();
41
42 /**
43 * Creates a new instance with the default decoder options
44 * ({@code maxInitialLineLength (4096}}, {@code maxHeaderSize (8192)}, and
45 * {@code maxChunkSize (8192)}).
46 */
47 public HttpServerCodec() {
48 this(4096, 8192, 8192);
49 }
50
51 /**
52 * Creates a new instance with the specified decoder options.
53 */
54 public HttpServerCodec(
55 int maxInitialLineLength, int maxHeaderSize, int maxChunkSize) {
56 decoder = new HttpRequestDecoder(maxInitialLineLength, maxHeaderSize, maxChunkSize);
57 }
58
59 public void handleUpstream(ChannelHandlerContext ctx, ChannelEvent e)
60 throws Exception {
61 decoder.handleUpstream(ctx, e);
62 }
63
64 public void handleDownstream(ChannelHandlerContext ctx, ChannelEvent e)
65 throws Exception {
66 encoder.handleDownstream(ctx, e);
67 }
68 }