01: /* ====================================================================
02: The Jicarilla Software License
03:
04: Copyright (c) 2003 Leo Simons.
05: All rights reserved.
06:
07: Permission is hereby granted, free of charge, to any person obtaining
08: a copy of this software and associated documentation files (the
09: "Software"), to deal in the Software without restriction, including
10: without limitation the rights to use, copy, modify, merge, publish,
11: distribute, sublicense, and/or sell copies of the Software, and to
12: permit persons to whom the Software is furnished to do so, subject to
13: the following conditions:
14:
15: The above copyright notice and this permission notice shall be
16: included in all copies or substantial portions of the Software.
17:
18: THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19: EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20: MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21: IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
22: CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23: TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24: SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25: ==================================================================== */
26: package org.jicarilla.webserver.plumbing;
27:
28: import EDU.oswego.cs.dl.util.concurrent.Channel;
29: import org.jicarilla.http.HTTPEncoding;
30: import org.jicarilla.http.HTTPException;
31: import org.jicarilla.http.HTTPField;
32: import org.jicarilla.http.HTTPMessage;
33: import org.jicarilla.http.HTTPMessageWriterImpl;
34: import org.jicarilla.plumbing.Sink;
35:
36: import java.io.IOException;
37: import java.nio.ByteBuffer;
38: import java.util.Iterator;
39:
40: /**
41: * Simple stages which sends back the request as the
42: * response body.
43: *
44: * @author <a href="lsimons at jicarilla dot org">Leo Simons</a>
45: * @version $Id: EchoStage.java,v 1.1 2004/03/31 12:11:00 lsimons Exp $
46: */
47: public class EchoStage extends AbstractStage {
48: public EchoStage(final Channel queue, final Sink errorHandler) {
49: super (queue, errorHandler);
50: }
51:
52: protected void process(final HTTPEvent e) throws HTTPException,
53: IOException {
54: final HTTPMessage req = e.getHTTPRequest();
55: final HTTPMessage res = e.getHTTPResponse();
56:
57: res.setField1(HTTPEncoding.VERSION_10);
58: res.setStatusCode(HTTPEncoding.STATUS_200_OK);
59: res.setField3("Debugging...the body should equal your request");
60:
61: res.addHeader("Content-Type", "text/plain");
62:
63: res.addBodyPart(req.getField1());
64: res.addBodyPart(HTTPMessageWriterImpl.SP);
65: res.addBodyPart(req.getField2());
66: res.addBodyPart(HTTPMessageWriterImpl.SP);
67: res.addBodyPart(req.getField3());
68: res.addBodyPart(HTTPMessageWriterImpl.CRLF);
69:
70: final Iterator it = req.getHeaders().iterator();
71:
72: while (it.hasNext()) {
73: final HTTPField field = (HTTPField) it.next();
74:
75: res.addBodyPart(field.getName());
76: res.addBodyPart(HTTPMessageWriterImpl.COLON_SP);
77: res.addBodyPart(field.getValue());
78: res.addBodyPart(HTTPMessageWriterImpl.CRLF);
79: }
80: res.addBodyPart(HTTPMessageWriterImpl.CRLF);
81:
82: final ByteBuffer[] bp = req.getBodyParts();
83: res.addBodyParts(bp);
84:
85: e.getContext().put(WritingStage.CLOSE_AFTER_WRITE_CONTEXT_KEY,
86: "yep!");
87: }
88: }
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