/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.amber.filters;
import com.caucho.amber.AmberContext;
import com.caucho.amber.AmberFactory;
import com.caucho.config.types.JndiBuilder;
import com.caucho.util.L10N;
import javax.naming.NamingException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import java.io.IOException;
/**
* Context for the amber filter.
*/
public class AmberContextFilter implements Filter {
private static final L10N L = new L10N(AmberContextFilter.class);
private AmberFactory _factory;
/**
* Sets the factory.
*/
public void setAmberFactory(JndiBuilder jndiBuilder)
throws NamingException
{
_factory = (AmberFactory) jndiBuilder.getObject();
}
/**
* Initializes the filter.
*/
public void init(FilterConfig config)
throws ServletException
{
if (_factory == null)
throw new ServletException(L.l("amber-factory must be set"));
}
/**
* Handles the filter request.
*/
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain next)
throws ServletException, IOException
{
AmberContext.create(_factory);
try {
next.doFilter(request, response);
} finally {
AmberContext.close();
}
}
/**
* Destroys the filter.
*/
public void destroy()
{
}
}