diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample')
3 files changed, 116 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldService.java b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldService.java new file mode 100644 index 0000000000..2e43e09897 --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldService.java @@ -0,0 +1,25 @@ +/* + * 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; + +public interface HelloworldService { + + String sayHello(String name); + +} diff --git a/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldServiceImpl.java b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldServiceImpl.java new file mode 100644 index 0000000000..9e79276704 --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldServiceImpl.java @@ -0,0 +1,27 @@ +/* + * 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; + +public class HelloworldServiceImpl implements HelloworldService { + + public String sayHello(String name) { + return "Hello " + name; + } + +} diff --git a/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldServlet.java b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldServlet.java new file mode 100644 index 0000000000..bb72c50f6a --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/implementation-web/helloworld-servlet/src/main/java/sample/HelloworldServlet.java @@ -0,0 +1,64 @@ +/* + * 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(); + } +} |