org.apache.tuscany.sca.host.webapp.TuscanyServlet Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.host.webapp;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import org.apache.tuscany.sca.node.Node;
/**
* A Servlet that provides a hook to control the lifecycle of Tuscany node
*
* @version $Rev: 1083943 $ $Date: 2011-03-21 20:28:43 +0000 (Mon, 21 Mar 2011) $
*/
public class TuscanyServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
private Logger logger = Logger.getLogger(TuscanyServlet.class.getName());
private transient WebContextConfigurator configurator;
private transient Node node;
public TuscanyServlet() {
super();
}
@Override
public void init(ServletConfig config) throws ServletException {
try {
super.init(config);
configurator = WebAppHelper.getConfigurator(this);
node = WebAppHelper.init(configurator);
} catch (Throwable e) {
logger.log(Level.SEVERE, e.getMessage(), e);
configurator.getServletContext().log(e.getMessage(), e);
throw new ServletException(e);
}
}
public void destroy() {
WebAppHelper.stop(configurator);
node = null;
configurator = null;
super.destroy();
}
public Node getNode() {
return node;
}
}