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/*
* 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.Enumeration;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.ServletException;
import org.apache.tuscany.sca.host.embedded.SCADomain;
/**
* A ServletContextListener to create and close the SCADomain
* when the webapp is initialized or destroyed.
*
* @version $Rev$ $Date$
*/
public class TuscanyContextListener implements ServletContextListener {
public void contextInitialized(ServletContextEvent event) {
final ServletContext servletContext = event.getServletContext();
try {
WebAppServletHost.getInstance().init(new ServletConfig() {
public String getInitParameter(String name) {
return servletContext.getInitParameter(name);
}
public Enumeration getInitParameterNames() {
return servletContext.getInitParameterNames();
}
public ServletContext getServletContext() {
return servletContext;
}
public String getServletName() {
return null;
}
});
} catch (ServletException e) {
throw new RuntimeException(e);
}
}
public void contextDestroyed(ServletContextEvent event) {
ServletContext servletContext = event.getServletContext();
SCADomain scaDomain = (SCADomain) servletContext.getAttribute(WebAppServletHost.SCA_DOMAIN_ATTRIBUTE);
if (scaDomain != null) {
scaDomain.close();
}
}
}
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