org.mortbay.jetty.handler.MovedContextHandler Maven / Gradle / Ivy
//========================================================================
//Copyright 2006 Mort Bay Consulting Pty. Ltd.
//------------------------------------------------------------------------
//Licensed under the Apache License, Version 2.0 (the "License");
//you may not use this file except in compliance with the License.
//You may obtain a copy of the License at
//http://www.apache.org/licenses/LICENSE-2.0
//Unless required by applicable law or agreed to in writing, software
//distributed under the License is distributed on an "AS IS" BASIS,
//WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//See the License for the specific language governing permissions and
//limitations under the License.
//========================================================================
package org.mortbay.jetty.handler;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.mortbay.jetty.HandlerContainer;
import org.mortbay.jetty.HttpConnection;
import org.mortbay.jetty.Request;
import org.mortbay.util.URIUtil;
/* ------------------------------------------------------------ */
/** Moved ContextHandler.
* This context can be used to replace a context that has changed
* location. Requests are redirected (either to a fixed URL or to a
* new context base).
*/
public class MovedContextHandler extends ContextHandler
{
String _newContextURL;
boolean _discardPathInfo;
boolean _discardQuery;
boolean _permanent;
Redirector _redirector;
public MovedContextHandler()
{
_redirector=new Redirector();
addHandler(_redirector);
}
public MovedContextHandler(HandlerContainer parent, String contextPath, String newContextURL)
{
super(parent,contextPath);
_newContextURL=newContextURL;
_redirector=new Redirector();
addHandler(_redirector);
}
public boolean isDiscardPathInfo()
{
return _discardPathInfo;
}
public void setDiscardPathInfo(boolean discardPathInfo)
{
_discardPathInfo = discardPathInfo;
}
public String getNewContextURL()
{
return _newContextURL;
}
public void setNewContextURL(String newContextURL)
{
_newContextURL = newContextURL;
}
public boolean isPermanent()
{
return _permanent;
}
public void setPermanent(boolean permanent)
{
_permanent = permanent;
}
public boolean isDiscardQuery()
{
return _discardQuery;
}
public void setDiscardQuery(boolean discardQuery)
{
_discardQuery = discardQuery;
}
private class Redirector extends AbstractHandler
{
public void handle(String target, HttpServletRequest request, HttpServletResponse response, int dispatch) throws IOException, ServletException
{
if (_newContextURL==null)
return;
Request base_request=(request instanceof Request)?(Request)request:HttpConnection.getCurrentConnection().getRequest();
String url = _newContextURL;
if (!_discardPathInfo && request.getPathInfo()!=null)
url=URIUtil.addPaths(url, request.getPathInfo());
if (!_discardQuery && request.getQueryString()!=null)
url+="?"+request.getQueryString();
response.sendRedirect(url);
if (_permanent)
response.setStatus(HttpServletResponse.SC_MOVED_PERMANENTLY);
base_request.setHandled(true);
}
}
}