/**
* This Source Code Form is subject to the terms of the Mozilla Public License,
* v. 2.0. If a copy of the MPL was not distributed with this file, You can
* obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under
* the terms of the Healthcare Disclaimer located at http://openmrs.org/license.
*
* Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS
* graphic logo is a trademark of OpenMRS Inc.
*/
package org.openmrs.web.filter;
import java.io.IOException;
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 org.openmrs.util.OpenmrsClassLoader;
/**
* Simple filter class to set the OpenMRS class loader as the context class loader of the current
* thread so that JSPs can use EL functions defined in modules
*/
public class JspClassLoaderFilter implements Filter {
/**
* @see javax.servlet.Filter#init(javax.servlet.FilterConfig)
*/
@Override
public void init(FilterConfig config) throws ServletException {
}
/**
* @see javax.servlet.Filter#doFilter(javax.servlet.ServletRequest,
* javax.servlet.ServletResponse, javax.servlet.FilterChain)
*/
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException,
ServletException {
// Set thread's class loader
Thread.currentThread().setContextClassLoader(OpenmrsClassLoader.getInstance());
// Carry on up the chain
chain.doFilter(request, response);
}
/**
* @see javax.servlet.Filter#destroy()
*/
@Override
public void destroy() {
}
}