/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.wsf.framework.transport;
import org.jboss.logging.Logger;
import org.jboss.wsf.spi.deployment.Deployment;
import org.jboss.wsf.spi.deployment.Endpoint;
import org.jboss.wsf.spi.invocation.EndpointAssociation;
import org.jboss.wsf.spi.invocation.RequestHandler;
import org.jboss.wsf.spi.transport.HttpSpec;
import org.jboss.wsf.spi.transport.ListenerRef;
import org.jboss.wsf.spi.transport.TransportManager;
import javax.servlet.Servlet;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
/**
* @author Heiko.Braun <heiko.braun@jboss.com>
*/
public class HttpTransportManager implements TransportManager<HttpSpec>
{
private HttpDeamon httpDeamon;
public static final int DEFAULT_PORT = 20000;
public static final String DEFAULT_HOST = "localhost";
private int port;
private String host;
public HttpTransportManager(String host, int port)
{
this.host = host;
this.port = port;
this.httpDeamon = TJWSHttpDeamon.getInstance(DEFAULT_PORT);
this.httpDeamon.start();
}
public HttpTransportManager()
{
this(DEFAULT_HOST, DEFAULT_PORT);
}
public ListenerRef createListener(Endpoint endpoint, HttpSpec transportProperties)
{
Servlet listener = new EndpointServlet(endpoint);
this.httpDeamon.addServletContext(
transportProperties.getWebContext(),
transportProperties.getUrlPattern(),
listener
);
return createListenerRef(transportProperties);
}
private ListenerRef createListenerRef(HttpSpec transportProperties)
{
assert transportProperties.getWebContext().startsWith("/");
assert transportProperties.getUrlPattern()!=null;
try
{
String ctx = transportProperties.getWebContext();
String urlPattern = transportProperties.getUrlPattern();
URI address = new URI("http://"+host+":"+port + ctx + urlPattern);
return new HttpListenerRef(ctx, urlPattern, address);
} catch (URISyntaxException e)
{
throw new RuntimeException("Failed to create ListenerRef");
}
}
public void destroyListener(ListenerRef ref)
{
String context = ref.getUUID().substring(0, ref.getUUID().lastIndexOf("/"));
String urlPattern = ref.getUUID().substring(ref.getUUID().lastIndexOf("/"));
this.httpDeamon.removeServletContext(context, urlPattern);
}
/**
* Core listener component
*/
public class EndpointServlet extends HttpServlet
{
// provide logging
private final Logger log = Logger.getLogger(EndpointServlet.class);
protected Endpoint endpoint;
//protected EndpointRegistry epRegistry;
private boolean started;
public void init(ServletConfig servletConfig) throws ServletException
{
super.init(servletConfig);
/*SPIProvider spiProvider = SPIProviderResolver.getInstance().getProvider();
epRegistry = spiProvider.getSPI(EndpointRegistryFactory.class).getEndpointRegistry();*/
}
public EndpointServlet(Endpoint endpoint)
{
if(null==endpoint.getName())
throw new IllegalArgumentException("Endpoint objectName is null");
this.endpoint = endpoint;
}
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
response.setContentType("text/plain");
response.setStatus(HttpServletResponse.SC_OK);
response.getWriter().println(endpoint.getName());
}
public void service(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException
{
// arguable solution ...
// the endpoint should be started when the transport listener is created
if(!started) startEndpoint();
try
{
EndpointAssociation.setEndpoint(endpoint);
RequestHandler requestHandler = endpoint.getRequestHandler();
requestHandler.handleHttpRequest(endpoint, req, res, getServletContext());
}
finally
{
EndpointAssociation.removeEndpoint();
}
}
private void startEndpoint()
{
// Start the endpoint
Deployment dep = endpoint.getService().getDeployment();
if (dep.getType() == Deployment.DeploymentType.JAXRPC_JSE ||
dep.getType() == Deployment.DeploymentType.JAXWS_JSE)
{
if (endpoint.getState() == Endpoint.EndpointState.CREATED)
endpoint.getLifecycleHandler().start(endpoint);
}
}
}
}