com.sun.xml.ws.transport.httpspi.servlet.WSSPIContextListener Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.ws.transport.httpspi.servlet;
import javax.servlet.ServletContext;
import javax.servlet.ServletContextAttributeEvent;
import javax.servlet.ServletContextAttributeListener;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.xml.ws.WebServiceException;
import java.net.URL;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Parses {@code sun-jaxws.xml} and sets up
* {@link com.sun.xml.ws.transport.httpspi.servlet.EndpointAdapter}s for all deployed endpoints.
*
*
* This code is the entry point at the server side in the servlet deployment.
* The user application writes this in their web.xml so that we can
* start when the container starts the webapp.
*
* @author Jitendra Kotamraju
*/
public final class WSSPIContextListener
implements ServletContextAttributeListener, ServletContextListener {
private WSServletDelegate delegate;
public void attributeAdded(ServletContextAttributeEvent event) {
}
public void attributeRemoved(ServletContextAttributeEvent event) {
}
public void attributeReplaced(ServletContextAttributeEvent event) {
}
public void contextDestroyed(ServletContextEvent event) {
if (delegate != null) { // the deployment might have failed.
delegate.destroy();
}
if (logger.isLoggable(Level.INFO)) {
logger.info("JAX-WS context listener destroyed");
}
}
public void contextInitialized(ServletContextEvent event) {
if (logger.isLoggable(Level.INFO)) {
logger.info("JAX-WS context listener initializing");
}
ServletContext context = event.getServletContext();
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
if (classLoader == null) {
classLoader = getClass().getClassLoader();
}
try {
// Parse the descriptor file and build endpoint infos
DeploymentDescriptorParser parser = new DeploymentDescriptorParser(
classLoader, (ResourceLoader) new ServletResourceLoader(context), new EndpointAdapterFactory() );
URL sunJaxWsXml = context.getResource(JAXWS_RI_RUNTIME);
if(sunJaxWsXml==null)
throw new WebServiceException("Runtime descriptor "+JAXWS_RI_RUNTIME+" is mising");
List adapters = parser.parse(sunJaxWsXml.toExternalForm(), sunJaxWsXml.openStream());
for(EndpointAdapter adapter : adapters) {
adapter.publish();
}
delegate = createDelegate(adapters, context);
context.setAttribute(WSSPIServlet.JAXWS_RI_RUNTIME_INFO,delegate);
} catch (Throwable e) {
logger.log(Level.SEVERE, "failed to parse runtime descriptor", e);
context.removeAttribute(WSSPIServlet.JAXWS_RI_RUNTIME_INFO);
throw new WebServiceException("failed to parse runtime descriptor", e);
}
}
/**
* Creates {@link com.sun.xml.ws.transport.httpspi.servlet.WSServletDelegate} that does the real work.
*/
protected WSServletDelegate createDelegate(List adapters, ServletContext context) {
return new WSServletDelegate(adapters,context);
}
private static final String JAXWS_RI_RUNTIME = "/WEB-INF/sun-jaxws.xml";
private static final Logger logger =
Logger.getLogger(WSSPIContextListener.class.getName());
}