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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.io.IOException;
import javax.servlet.Servlet;
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;
/**
* A servlet that forwards requests to the servlets registered with the Tuscany
* ServletHost.
*/
public class TuscanyServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
protected transient WebAppServletHost servletHost;
@Override
public void init(ServletConfig config) throws ServletException {
ServletContext servletContext = config.getServletContext();
SCADomainHelper.initSCADomain(servletContext);
// TODO: must be a better way to get this than using a static
servletHost = WebAppServletHost.getInstance();
servletHost.init(config);
}
@Override
public void service(ServletRequest req, ServletResponse res) throws ServletException, IOException {
String path = ((HttpServletRequest)req).getPathInfo();
Servlet servlet = servletHost.getServlet(path);
if (servlet == null) {
path = ((HttpServletRequest)req).getRequestURI();
servlet = servletHost.getServlet(path);
if (servlet == null) {
throw new IllegalStateException("No servlet registered for path: " + path);
}
}
servlet.service(req, res);
}
}
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