/*==========================================================================*\
| $Id: RepositoryRequestFilter.java,v 1.1 2011/05/13 19:46:57 aallowat Exp $
|*-------------------------------------------------------------------------*|
| Copyright (C) 2011 Virginia Tech
|
| This file is part of Web-CAT.
|
| Web-CAT is free software; you can redistribute it and/or modify
| it under the terms of the GNU Affero General Public License as published
| by the Free Software Foundation; either version 3 of the License, or
| (at your option) any later version.
|
| Web-CAT is distributed in the hope that it will be useful,
| but WITHOUT ANY WARRANTY; without even the implied warranty of
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
| GNU General Public License for more details.
|
| You should have received a copy of the GNU Affero General Public License
| along with Web-CAT; if not, see <http://www.gnu.org/licenses/>.
\*==========================================================================*/
package org.webcat.core.git.http;
import org.eclipse.jgit.lib.Repository;
import org.webcat.core.http.RequestFilter;
import org.webcat.core.http.RequestFilterChain;
import com.webobjects.appserver.WORequest;
import com.webobjects.appserver.WOResponse;
//-------------------------------------------------------------------------
/**
* A request filter that looks up the requested repository and puts it into the
* request's user-info dictionary for the duration of the request, for
* convenience in other request handlers.
*
* @author Tony Allevato
* @author Last changed by $Author: aallowat $
* @version $Revision: 1.1 $, $Date: 2011/05/13 19:46:57 $
*/
public class RepositoryRequestFilter implements RequestFilter
{
//~ Methods ...............................................................
// ----------------------------------------------------------
/**
* Looks up the requested repository and puts it into the request's
* user-info dictionary.
*
* @param request the request
* @param response the response
* @param filterChain the filter chain
* @throws Exception if an error occurs
*/
public void filterRequest(WORequest request, WOResponse response,
RequestFilterChain filterChain) throws Exception
{
Repository repo = RepositoryRequestUtils.repositoryFromRequest(request);
if (repo != null)
{
throw new IllegalStateException("Repository userInfo key was "
+ "already set.");
}
else
{
repo = RepositoryRequestUtils.cacheRepositoryInRequest(request);
try
{
filterChain.filterRequest(request, response);
}
finally
{
RepositoryRequestUtils.clearRepositoryInRequest(request);
repo.close();
}
}
}
}