| /* |
| * 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 sample; |
| |
| import java.io.IOException; |
| import java.io.Writer; |
| |
| import javax.servlet.ServletConfig; |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServlet; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.oasisopen.sca.ComponentContext; |
| import org.oasisopen.sca.annotation.Reference; |
| |
| /** |
| */ |
| public class HelloworldServlet extends HttpServlet { |
| private static final long serialVersionUID = 1L; |
| |
| @Reference |
| protected HelloworldService service; |
| |
| @Override |
| public void init(ServletConfig servletConfig) throws ServletException { |
| if (service == null) { |
| System.out.println("HelloworldServlet reference injection failed, using ComponentContext"); |
| ComponentContext cc = (ComponentContext)servletConfig.getServletContext().getAttribute("org.oasisopen.sca.ComponentContext"); |
| service = cc.getService(HelloworldService.class, "service"); |
| } |
| } |
| |
| @Override |
| protected void service(HttpServletRequest request, HttpServletResponse response) throws IOException { |
| |
| String name = request.getParameter("name"); |
| String greeting = service.sayHello(name); |
| |
| Writer out = response.getWriter(); |
| out.write("<html><head><title>Apache Tuscany Helloworld Servlet Sample</title></head><body>"); |
| out.write("<h2>Apache Tuscany Helloworld Servlet Sample</h2>"); |
| out.write("<br><strong>Result: </strong>" + greeting); |
| out.write("</body></html>"); |
| out.flush(); |
| out.close(); |
| } |
| } |
