TUSCANY-3517: Commit zip for new test callback sample for Florians GSoC project

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@956869 13f79535-47bb-0310-9956-ffa450edef68

7 files changed, 278 insertions, 0 deletions

diff --git a/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/CallbackServlet.java b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/CallbackServlet.java
new file mode 100644
index 0000000000..9a17a41172
--- /dev/null
+++ b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/CallbackServlet.java
@@ -0,0 +1,10 @@
+package sample;
+
+import org.oasisopen.sca.annotation.Remotable;
+
+@Remotable
+public interface CallbackServlet {
+
+	void sendGreeting(String greeting);
+	
+}
diff --git a/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldService.java b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldService.java
new file mode 100644
index 0000000000..3777bb4a75
--- /dev/null
+++ b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldService.java
@@ -0,0 +1,30 @@
+/*
+ * 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 org.oasisopen.sca.annotation.Callback;
+import org.oasisopen.sca.annotation.Remotable;
+
+@Remotable
+@Callback(CallbackServlet.class)
+public interface HelloworldService {
+
+    void sayHello(String name);
+
+}
diff --git a/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldServiceImpl.java b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldServiceImpl.java
new file mode 100644
index 0000000000..3cb1b8a7d7
--- /dev/null
+++ b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldServiceImpl.java
@@ -0,0 +1,34 @@
+/*
+ * 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 org.oasisopen.sca.annotation.Callback;
+import org.oasisopen.sca.annotation.Service;
+
+@Service(HelloworldService.class)
+public class HelloworldServiceImpl implements HelloworldService {
+
+	@Callback
+	private CallbackServlet callback;
+	
+    public void sayHello(String name) {
+        callback.sendGreeting("Hello " + name + "!");
+    }
+
+}
diff --git a/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldServlet.java b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldServlet.java
new file mode 100644
index 0000000000..c03220de32
--- /dev/null
+++ b/sca-java-2.x/contrib/samples/servlet-callback/src/main/java/sample/HelloworldServlet.java
@@ -0,0 +1,78 @@
+/*
+ * 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;
+import org.oasisopen.sca.annotation.Service;
+
+@Service(CallbackServlet.class)
+public class HelloworldServlet extends HttpServlet implements CallbackServlet {
+	private static final long serialVersionUID = 1L;
+
+	private HttpServletResponse response;
+
+	@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 {
+		this.response = response;
+		String name = request.getParameter("name");
+		service.sayHello(name);
+	}
+
+	@Override
+	public void sendGreeting(String greeting) {
+		try {
+			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();
+		} catch (IOException e) {
+			// ignore
+		}
+	}
+}
diff --git a/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/WEB-INF/web.composite b/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/WEB-INF/web.composite
new file mode 100644
index 0000000000..fd678ba581
--- /dev/null
+++ b/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/WEB-INF/web.composite
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * 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.
+-->
+<composite xmlns="http://docs.oasis-open.org/ns/opencsa/sca/200912"
+           xmlns:tuscany="http://tuscany.apache.org/xmlns/sca/1.1"
+           targetNamespace="http://samples"
+           name="Helloworld">
+
+    <component name="foo">
+        <implementation.web web-uri=""/>
+        <reference name="service" target="HelloworldComponent">
+        	<java.interface interface="HelloworldService" callbackInterface="CallbackServlet"/>
+        </reference>
+    </component>
+
+    <component name="HelloworldComponent">
+        <implementation.java class="sample.HelloworldServiceImpl"/>
+    </component>
+
+</composite>
diff --git a/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/WEB-INF/web.xml b/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/WEB-INF/web.xml
new file mode 100644
index 0000000000..a91b3fc96b
--- /dev/null
+++ b/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/WEB-INF/web.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+ * 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.
+-->
+<web-app version="2.4"
+         xmlns="http://java.sun.com/xml/ns/j2ee"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd" >
+
+    <display-name>Apache Tuscany Helloworld Servlet Sample</display-name>
+
+	<listener><listener-class>org.apache.tuscany.sca.host.webapp.TuscanyContextListener</listener-class></listener>
+
+    <servlet>
+        <servlet-name>HelloworldServlet</servlet-name>
+        <servlet-class>sample.HelloworldServlet</servlet-class>
+    </servlet>
+
+    <servlet-mapping>
+        <servlet-name>HelloworldServlet</servlet-name>
+        <url-pattern>/HelloworldServlet</url-pattern>
+    </servlet-mapping>
+
+    <welcome-file-list id="WelcomeFileList">
+        <welcome-file>hello.html</welcome-file>
+    </welcome-file-list>
+
+</web-app>
+
diff --git a/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/hello.html b/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/hello.html
new file mode 100644
index 0000000000..c4484916aa
--- /dev/null
+++ b/sca-java-2.x/contrib/samples/servlet-callback/src/main/webapp/hello.html
@@ -0,0 +1,46 @@
+<!--
+ * 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.
+-->
+<html>
+
+<head>
+<title>Apache Tuscany Helloworld Servlet Sample</title>
+</head>
+
+<body>
+
+<h2>Apache Tuscany Helloworld Servlet Sample</h2>
+
+<form action="HelloworldServlet" method="post">
+    <table>
+        <tr>
+            <td>Enter your name:</td>
+            <td>
+                <input type="text" name="name" width="10">
+            </td>
+        </tr>
+        <tr>
+            <td align="left" colspan="2">
+                <button name="submit" type="submit">Say hello</button>
+            </td>
+        </tr>
+    </table>
+</form>
+
+</body>
+</html>
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