| // |
| // ======================================================================== |
| // Copyright (c) 1995-2015 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 org.eclipse.jetty.websocket.jsr356.demo; |
| |
| import java.io.IOException; |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| import java.util.Objects; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| import javax.websocket.ClientEndpoint; |
| import javax.websocket.CloseReason; |
| import javax.websocket.ContainerProvider; |
| import javax.websocket.DeploymentException; |
| import javax.websocket.OnClose; |
| import javax.websocket.OnMessage; |
| import javax.websocket.OnOpen; |
| import javax.websocket.RemoteEndpoint; |
| import javax.websocket.Session; |
| import javax.websocket.WebSocketContainer; |
| |
| public class ExampleClient |
| { |
| @ClientEndpoint |
| public class ExampleSocket |
| { |
| public String message; |
| public CountDownLatch messageLatch = new CountDownLatch(1); |
| public CountDownLatch closeLatch = new CountDownLatch(1); |
| |
| @OnOpen |
| public void onOpen(Session session) |
| { |
| System.out.println("Opened"); |
| } |
| |
| @OnMessage |
| public void onMessage(String msg) |
| { |
| System.out.printf("Received: %s%n",Objects.toString(msg)); |
| this.messageLatch.countDown(); |
| } |
| |
| @OnClose |
| public void onClose(CloseReason close) |
| { |
| System.out.printf("Closed: %d, %s%n",close.getCloseCode().getCode(),Objects.toString(close.getReasonPhrase())); |
| this.closeLatch.countDown(); |
| } |
| } |
| |
| public static void main(String[] args) |
| { |
| try |
| { |
| new ExampleClient().run(); |
| } |
| catch (Throwable t) |
| { |
| t.printStackTrace(); |
| } |
| } |
| |
| private void run() throws DeploymentException, IOException, URISyntaxException, InterruptedException |
| { |
| WebSocketContainer container = ContainerProvider.getWebSocketContainer(); |
| |
| System.out.printf("WebSocketContainer Impl: %s%n",container.getClass().getName()); |
| |
| ExampleSocket socket = new ExampleSocket(); |
| URI uri = new URI("ws://echo.websocket.org/"); |
| Session session = container.connectToServer(socket,uri); |
| RemoteEndpoint.Basic remote = session.getBasicRemote(); |
| String msg = "Hello world"; |
| System.out.printf("Sending: %s%n",Objects.toString(msg)); |
| remote.sendText(msg); |
| socket.messageLatch.await(1,TimeUnit.SECONDS); // give remote 1 second to respond |
| session.close(); |
| socket.closeLatch.await(1,TimeUnit.SECONDS); // give remote 1 second to acknowledge response |
| System.out.println("Socket is closed"); |
| } |
| } |