1 // ======================================================================== 2 // Copyright (c) 2004-2009 Mort Bay Consulting Pty. Ltd. 3 // ------------------------------------------------------------------------ 4 // All rights reserved. This program and the accompanying materials 5 // are made available under the terms of the Eclipse Public License v1.0 6 // and Apache License v2.0 which accompanies this distribution. 7 // The Eclipse Public License is available at 8 // http://www.eclipse.org/legal/epl-v10.html 9 // The Apache License v2.0 is available at 10 // http://www.opensource.org/licenses/apache2.0.php 11 // You may elect to redistribute this code under either of these licenses. 12 // ======================================================================== 13 package org.eclipse.jetty.rewrite.handler; 14 15 import java.io.IOException; 16 17 import javax.servlet.http.HttpServletRequest; 18 import javax.servlet.http.HttpServletResponse; 19 20 import org.eclipse.jetty.http.PathMap; 21 import org.eclipse.jetty.server.Request; 22 import org.eclipse.jetty.util.URIUtil; 23 24 /** 25 * Rewrite the URI by replacing the matched {@link PathMap} path with a fixed string. 26 */ 27 public class RewritePatternRule extends PatternRule implements Rule.ApplyURI 28 { 29 private String _replacement; 30 31 /* ------------------------------------------------------------ */ 32 public RewritePatternRule() 33 { 34 _handling = false; 35 _terminating = false; 36 } 37 38 /* ------------------------------------------------------------ */ 39 /** 40 * Whenever a match is found, it replaces with this value. 41 * 42 * @param value the replacement string. 43 */ 44 public void setReplacement(String value) 45 { 46 _replacement = value; 47 } 48 49 /* ------------------------------------------------------------ */ 50 /* 51 * (non-Javadoc) 52 * @see org.eclipse.jetty.server.handler.rules.RuleBase#apply(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse) 53 */ 54 public String apply(String target, HttpServletRequest request, HttpServletResponse response) throws IOException 55 { 56 target = URIUtil.addPaths(_replacement, PathMap.pathInfo(_pattern,target)); 57 return target; 58 } 59 60 /* ------------------------------------------------------------ */ 61 public void applyURI(Request request, String oldTarget, String newTarget) throws IOException 62 { 63 String uri = URIUtil.addPaths(_replacement, PathMap.pathInfo(_pattern,request.getRequestURI())); 64 request.setRequestURI(uri); 65 } 66 67 /* ------------------------------------------------------------ */ 68 /** 69 * Returns the replacement string. 70 */ 71 public String toString() 72 { 73 return super.toString()+"["+_replacement+"]"; 74 } 75 }