/* * 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.implementation.node.manager; import java.io.IOException; import java.util.logging.Logger; import javax.servlet.Servlet; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.xml.parsers.ParserConfigurationException; import org.osoa.sca.annotations.Init; import org.osoa.sca.annotations.Scope; import org.osoa.sca.annotations.Service; /** * Implementation of a ping service component. * * @version $Rev$ $Date$ */ @Scope("COMPOSITE") @Service(interfaces={Servlet.class}) public class PingServiceImpl extends HttpServlet { private static final long serialVersionUID = -3477992129462720901L; private static final Logger logger = Logger.getLogger(PingServiceImpl.class.getName()); /** * Initialize the component. */ @Init public void initialize() throws ParserConfigurationException { } @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { logger.fine("ping"); response.getWriter().print("OK"); } }