/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2010-2011 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* http://glassfish.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.dotcms.rest.servlet;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.dotcms.repackage.javax.ws.rs.core.Application;
import com.dotmarketing.business.DotStateException;
import com.dotcms.repackage.com.sun.jersey.spi.container.servlet.ServletContainer;
public class ReloadableServletContainer extends HttpServlet implements Filter {
/**
*
*/
private static final long serialVersionUID = 1L;
@Override
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
container.doFilter(req, res, chain);
}
private static ServletContainer container = null;
private static FilterConfig filterConfig;
private static ServletConfig servletConfig;
public ReloadableServletContainer() {
container = new ServletContainer();
}
public ReloadableServletContainer(Class<? extends Application> appClass) {
container = new ServletContainer(appClass);
}
public ReloadableServletContainer(Application app) {
container = new ServletContainer(app);
}
// GenericServlet
public ServletContext getServletContext() {
if (filterConfig != null)
return filterConfig.getServletContext();
return this.getServletContext();
}
@Override
protected void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
container.service(req,res);
}
@Override
public void service(ServletRequest req, ServletResponse res) throws ServletException, IOException {
container.service(req,res);
}
@Override
public void init(ServletConfig config) throws ServletException {
servletConfig = config;
container.init(config);
}
public static void reload(Application app) {
container = new ServletContainer(app);
try {
container.init(servletConfig);
} catch (ServletException e) {
throw new DotStateException(e.getMessage(), e);
}
}
/**
* Destroy this Servlet or Filter.
*
*/
@Override
public void destroy() {
if (container != null) {
container.destroy();
}
}
// Filter
public void init(FilterConfig filterConfig) throws ServletException {
filterConfig = filterConfig;
container.init(filterConfig);
}
}