org.eclipse.jetty.rewrite.handler.LegacyRule Maven / Gradle / Ivy
//
// ========================================================================
// Copyright (c) 1995-2017 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.rewrite.handler;
import java.io.IOException;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.eclipse.jetty.http.PathMap;
import org.eclipse.jetty.util.URIUtil;
/**
* Rule implementing the legacy API of RewriteHandler
*
*
*/
public class LegacyRule extends Rule
{
private PathMap _rewrite = new PathMap(true);
public LegacyRule()
{
_handling = false;
_terminating = false;
}
/* ------------------------------------------------------------ */
@Override
public String matchAndApply(String target, HttpServletRequest request, HttpServletResponse response) throws IOException
{
Map.Entry rewrite =_rewrite.getMatch(target);
if (rewrite!=null && rewrite.getValue()!=null)
{
target=URIUtil.addPaths(rewrite.getValue().toString(),
PathMap.pathInfo(rewrite.getKey().toString(),target));
return target;
}
return null;
}
/* ------------------------------------------------------------ */
/**
* Returns the map of rewriting rules.
* @return A {@link PathMap} of the rewriting rules.
*/
public PathMap getRewrite()
{
return _rewrite;
}
/* ------------------------------------------------------------ */
/**
* Sets the map of rewriting rules.
* @param rewrite A {@link PathMap} of the rewriting rules. Only
* prefix paths should be included.
*/
public void setRewrite(PathMap rewrite)
{
_rewrite=rewrite;
}
/* ------------------------------------------------------------ */
/** Add a path rewriting rule
* @param pattern The path pattern to match. The pattern must start with / and may use
* a trailing /* as a wildcard.
* @param prefix The path prefix which will replace the matching part of the path.
*/
public void addRewriteRule(String pattern, String prefix)
{
if (pattern==null || pattern.length()==0 || !pattern.startsWith("/"))
throw new IllegalArgumentException();
if (_rewrite==null)
_rewrite=new PathMap(true);
_rewrite.put(pattern,prefix);
}
}