Adding more websocket servlet examples

jetty-websocket/websocket-servlet/src/test/java/examples/MyAdvancedEchoCreator.java

@@ -0,0 +1,47 @@
+//
+//  ========================================================================
+//  Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
+//  ------------------------------------------------------------------------
+//  All rights reserved. This program and the accompanying materials
+//  are made available under the terms of the Eclipse Public License v1.0
+//  and Apache License v2.0 which accompanies this distribution.
+//
+//      The Eclipse Public License is available at
+//      http://www.eclipse.org/legal/epl-v10.html
+//
+//      The Apache License v2.0 is available at
+//      http://www.opensource.org/licenses/apache2.0.php
+//
+//  You may elect to redistribute this code under either of these licenses.
+//  ========================================================================
+//
+
+package examples;
+
+import org.eclipse.jetty.websocket.api.UpgradeRequest;
+import org.eclipse.jetty.websocket.api.UpgradeResponse;
+import org.eclipse.jetty.websocket.servlet.WebSocketCreator;
+
+public class MyAdvancedEchoCreator implements WebSocketCreator
+{
+    private MyBinaryEchoSocket binaryEcho;
+    private MyEchoSocket textEcho;
+
+    public MyAdvancedEchoCreator()
+    {
+        // Create the reusable sockets
+        this.binaryEcho = new MyBinaryEchoSocket();
+        this.textEcho = new MyEchoSocket();
+    }
+
+    @Override
+    public Object createWebSocket(UpgradeRequest req, UpgradeResponse resp)
+    {
+        String type = req.getHeader("type");
+        if ("binary".equals(type))
+        {
+            return binaryEcho;
+        }
+        return textEcho;
+    }
+}

jetty-websocket/websocket-servlet/src/test/java/examples/MyAdvancedEchoServlet.java

@@ -0,0 +1,39 @@
+//
+//  ========================================================================
+//  Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
+//  ------------------------------------------------------------------------
+//  All rights reserved. This program and the accompanying materials
+//  are made available under the terms of the Eclipse Public License v1.0
+//  and Apache License v2.0 which accompanies this distribution.
+//
+//      The Eclipse Public License is available at
+//      http://www.eclipse.org/legal/epl-v10.html
+//
+//      The Apache License v2.0 is available at
+//      http://www.opensource.org/licenses/apache2.0.php
+//
+//  You may elect to redistribute this code under either of these licenses.
+//  ========================================================================
+//
+
+package examples;
+
+import javax.servlet.annotation.WebServlet;
+
+import org.eclipse.jetty.websocket.servlet.WebSocketServlet;
+import org.eclipse.jetty.websocket.servlet.WebSocketServletFactory;
+
+@SuppressWarnings("serial")
+@WebServlet(name = "MyAdvanced Echo WebSocket Servlet", urlPatterns = { "/advecho" })
+public class MyAdvancedEchoServlet extends WebSocketServlet
+{
+    @Override
+    public void configure(WebSocketServletFactory factory)
+    {
+        // set a 10 second timeout
+        factory.getPolicy().setIdleTimeout(10000);
+
+        // set a custom WebSocket creator
+        factory.setCreator(new MyAdvancedEchoCreator());
+    }
+}

jetty-websocket/websocket-servlet/src/test/java/examples/MyBinaryEchoSocket.java

@@ -0,0 +1,39 @@
+//
+//  ========================================================================
+//  Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
+//  ------------------------------------------------------------------------
+//  All rights reserved. This program and the accompanying materials
+//  are made available under the terms of the Eclipse Public License v1.0
+//  and Apache License v2.0 which accompanies this distribution.
+//
+//      The Eclipse Public License is available at
+//      http://www.eclipse.org/legal/epl-v10.html
+//
+//      The Apache License v2.0 is available at
+//      http://www.opensource.org/licenses/apache2.0.php
+//
+//  You may elect to redistribute this code under either of these licenses.
+//  ========================================================================
+//
+
+package examples;
+
+import java.nio.ByteBuffer;
+
+import org.eclipse.jetty.websocket.api.Session;
+import org.eclipse.jetty.websocket.api.annotations.OnWebSocketMessage;
+import org.eclipse.jetty.websocket.api.annotations.WebSocket;
+
+/**
+ * Echo BINARY messages
+ */
+@WebSocket
+public class MyBinaryEchoSocket
+{
+    @OnWebSocketMessage
+    public void onWebSocketText(Session session, byte buf[], int offset, int len)
+    {
+        // Echo message back, asynchronously
+        session.getRemote().sendBytesByFuture(ByteBuffer.wrap(buf,offset,len));
+    }
+}

jetty-websocket/websocket-servlet/src/test/java/examples/MyEchoServlet.java

@@ -23,6 +23,7 @@ import javax.servlet.annotation.WebServlet;
 import org.eclipse.jetty.websocket.servlet.WebSocketServlet;
 import org.eclipse.jetty.websocket.servlet.WebSocketServletFactory;
 
+@SuppressWarnings("serial")
 @WebServlet(name = "MyEcho WebSocket Servlet", urlPatterns = { "/echo" })
 public class MyEchoServlet extends WebSocketServlet
 {