1 //
2 // ========================================================================
3 // Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
4 // ------------------------------------------------------------------------
5 // All rights reserved. This program and the accompanying materials
6 // are made available under the terms of the Eclipse Public License v1.0
7 // and Apache License v2.0 which accompanies this distribution.
8 //
9 // The Eclipse Public License is available at
10 // http://www.eclipse.org/legal/epl-v10.html
11 //
12 // The Apache License v2.0 is available at
13 // http://www.opensource.org/licenses/apache2.0.php
14 //
15 // You may elect to redistribute this code under either of these licenses.
16 // ========================================================================
17 //
18
19 package org.eclipse.jetty.rewrite.handler;
20
21 import java.io.IOException;
22
23 import javax.servlet.http.HttpServletRequest;
24 import javax.servlet.http.HttpServletResponse;
25
26 import org.eclipse.jetty.http.PathMap;
27 import org.eclipse.jetty.server.Request;
28 import org.eclipse.jetty.util.URIUtil;
29
30 /**
31 * Rewrite the URI by replacing the matched {@link PathMap} path with a fixed string.
32 */
33 public class RewritePatternRule extends PatternRule implements Rule.ApplyURI
34 {
35 private String _replacement;
36
37 /* ------------------------------------------------------------ */
38 public RewritePatternRule()
39 {
40 _handling = false;
41 _terminating = false;
42 }
43
44 /* ------------------------------------------------------------ */
45 /**
46 * Whenever a match is found, it replaces with this value.
47 *
48 * @param value the replacement string.
49 */
50 public void setReplacement(String value)
51 {
52 _replacement = value;
53 }
54
55 /* ------------------------------------------------------------ */
56 /*
57 * (non-Javadoc)
58 * @see org.eclipse.jetty.server.handler.rules.RuleBase#apply(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
59 */
60 public String apply(String target, HttpServletRequest request, HttpServletResponse response) throws IOException
61 {
62 target = URIUtil.addPaths(_replacement, PathMap.pathInfo(_pattern,target));
63 return target;
64 }
65
66 /* ------------------------------------------------------------ */
67 public void applyURI(Request request, String oldTarget, String newTarget) throws IOException
68 {
69 String uri = URIUtil.addPaths(_replacement, PathMap.pathInfo(_pattern,request.getRequestURI()));
70 request.setRequestURI(uri);
71 }
72
73 /* ------------------------------------------------------------ */
74 /**
75 * Returns the replacement string.
76 */
77 public String toString()
78 {
79 return super.toString()+"["+_replacement+"]";
80 }
81 }