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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.http;
import java.net.URL;
import javax.servlet.RequestDispatcher;
import javax.servlet.Servlet;
/**
* Default implementation of an extensible Servlet host.
*
* @version $Rev$ $Date$
*/
public class ExtensibleServletHost implements ServletHost {
private ServletHostExtensionPoint servletHosts;
public ExtensibleServletHost(ServletHostExtensionPoint servletHosts) {
this.servletHosts = servletHosts;
}
public void setDefaultPort(int port) {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
for (ServletHost servletHost: servletHosts.getServletHosts()) {
servletHost.setDefaultPort(port);
}
}
private ServletHost getDefaultServletHost() {
return servletHosts.getServletHosts().get(0);
}
public int getDefaultPort() {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
return getDefaultServletHost().getDefaultPort();
}
public void addServletMapping(String uri, Servlet servlet) throws ServletMappingException {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
// TODO implement selection of the correct Servlet host based on the mapping
// For now just select the first one
getDefaultServletHost().addServletMapping(uri, servlet);
}
public Servlet getServletMapping(String uri) throws ServletMappingException {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
// TODO implement selection of the correct Servlet host based on the mapping
// For now just select the first one
return getDefaultServletHost().getServletMapping(uri);
}
public Servlet removeServletMapping(String uri) throws ServletMappingException {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
// TODO implement selection of the correct Servlet host based on the mapping
// For now just select the first one
return getDefaultServletHost().removeServletMapping(uri);
}
public RequestDispatcher getRequestDispatcher(String uri) throws ServletMappingException {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
// TODO implement selection of the correct Servlet host based on the mapping
// For now just select the first one
return getDefaultServletHost().getRequestDispatcher(uri);
}
public String getContextPath() {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
// TODO implement selection of the correct Servlet host based on the mapping
// For now just select the first one
return getDefaultServletHost().getContextPath();
}
public URL getURLMapping(String uri) {
if (servletHosts.getServletHosts().isEmpty()) {
throw new ServletMappingException("No servlet host available");
}
return getDefaultServletHost().getURLMapping(uri);
}
public void setContextPath(String path) {
getDefaultServletHost().setContextPath(path);
}
public void setAttribute(String name, Object value) {
getDefaultServletHost().setAttribute(name, value);
}
public String getName() {
return getDefaultServletHost().getName();
}
}
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