Creating basic websocket-client examples
This commit is contained in:
Joakim Erdfelt
parent
c114e925ef
commit
4a95621c8b
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//
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// ========================================================================
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// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
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// ------------------------------------------------------------------------
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// All rights reserved. This program and the accompanying materials
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// are made available under the terms of the Eclipse Public License v1.0
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// and Apache License v2.0 which accompanies this distribution.
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//
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// The Eclipse Public License is available at
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// http://www.eclipse.org/legal/epl-v10.html
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//
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// The Apache License v2.0 is available at
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// http://www.opensource.org/licenses/apache2.0.php
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//
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// You may elect to redistribute this code under either of these licenses.
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// ========================================================================
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//
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package examples;
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import java.net.URI;
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import java.util.concurrent.TimeUnit;
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import org.eclipse.jetty.websocket.client.ClientUpgradeRequest;
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import org.eclipse.jetty.websocket.client.WebSocketClient;
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/**
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* Example of a simple Echo Client.
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*/
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public class SimpleEchoClient
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{
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public static void main(String[] args)
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{
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String destUri = "ws://echo.websocket.org";
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if (args.length > 0)
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{
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destUri = args[0];
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}
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WebSocketClient client = new WebSocketClient();
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SimpleEchoSocket socket = new SimpleEchoSocket();
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try
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{
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client.start();
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URI echoUri = new URI(destUri);
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ClientUpgradeRequest request = new ClientUpgradeRequest();
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client.connect(socket,echoUri,request);
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System.out.printf("Connecting to : %s%n",echoUri);
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// wait for closed socket connection.
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socket.awaitClose(5,TimeUnit.SECONDS);
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}
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catch (Throwable t)
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{
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t.printStackTrace();
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}
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finally
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{
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try
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{
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client.stop();
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}
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catch (Exception e)
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{
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e.printStackTrace();
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}
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}
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}
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}
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@ -0,0 +1,87 @@
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//
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// ========================================================================
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// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
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// ------------------------------------------------------------------------
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// All rights reserved. This program and the accompanying materials
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// are made available under the terms of the Eclipse Public License v1.0
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// and Apache License v2.0 which accompanies this distribution.
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//
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// The Eclipse Public License is available at
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// http://www.eclipse.org/legal/epl-v10.html
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//
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// The Apache License v2.0 is available at
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// http://www.opensource.org/licenses/apache2.0.php
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//
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// You may elect to redistribute this code under either of these licenses.
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// ========================================================================
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//
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package examples;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.Future;
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import java.util.concurrent.TimeUnit;
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import org.eclipse.jetty.websocket.api.Session;
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import org.eclipse.jetty.websocket.api.StatusCode;
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import org.eclipse.jetty.websocket.api.annotations.OnWebSocketClose;
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import org.eclipse.jetty.websocket.api.annotations.OnWebSocketConnect;
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import org.eclipse.jetty.websocket.api.annotations.OnWebSocketMessage;
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import org.eclipse.jetty.websocket.api.annotations.WebSocket;
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/**
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* Basic Echo Client Socket
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*/
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@WebSocket(maxMessageSize = 64 * 1024)
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public class SimpleEchoSocket
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{
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private final CountDownLatch closeLatch;
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@SuppressWarnings("unused")
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private Session session;
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public SimpleEchoSocket()
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{
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this.closeLatch = new CountDownLatch(1);
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}
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public boolean awaitClose(int duration, TimeUnit unit) throws InterruptedException
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{
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return this.closeLatch.await(duration,unit);
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}
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@OnWebSocketClose
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public void onClose(int statusCode, String reason)
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{
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System.out.printf("Connection closed: %d - %s%n",statusCode,reason);
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this.session = null;
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this.closeLatch.countDown(); // trigger latch
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}
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@OnWebSocketConnect
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public void onConnect(Session session)
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{
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System.out.printf("Got connect: %s%n",session);
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this.session = session;
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try
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{
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Future<Void> fut;
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fut = session.getRemote().sendStringByFuture("Hello");
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fut.get(2,TimeUnit.SECONDS); // wait for send to complete.
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fut = session.getRemote().sendStringByFuture("Thanks for the conversation.");
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fut.get(2,TimeUnit.SECONDS); // wait for send to complete.
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session.close(StatusCode.NORMAL,"I'm done");
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}
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catch (Throwable t)
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{
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t.printStackTrace();
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}
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}
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@OnWebSocketMessage
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public void onMessage(String msg)
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{
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System.out.printf("Got msg: %s%n",msg);
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}
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}
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@ -1,133 +0,0 @@
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//
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// ========================================================================
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// Copyright (c) 1995-2013 Mort Bay Consulting Pty. Ltd.
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// ------------------------------------------------------------------------
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// All rights reserved. This program and the accompanying materials
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// are made available under the terms of the Eclipse Public License v1.0
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// and Apache License v2.0 which accompanies this distribution.
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//
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// The Eclipse Public License is available at
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// http://www.eclipse.org/legal/epl-v10.html
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//
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// The Apache License v2.0 is available at
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// http://www.opensource.org/licenses/apache2.0.php
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//
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// You may elect to redistribute this code under either of these licenses.
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// ========================================================================
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//
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package org.eclipse.jetty.websocket.client.examples;
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import java.net.URI;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.Future;
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import java.util.concurrent.TimeUnit;
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import org.eclipse.jetty.websocket.api.Session;
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import org.eclipse.jetty.websocket.api.StatusCode;
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import org.eclipse.jetty.websocket.api.annotations.OnWebSocketClose;
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import org.eclipse.jetty.websocket.api.annotations.OnWebSocketConnect;
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import org.eclipse.jetty.websocket.api.annotations.OnWebSocketMessage;
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import org.eclipse.jetty.websocket.api.annotations.WebSocket;
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import org.eclipse.jetty.websocket.client.ClientUpgradeRequest;
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import org.eclipse.jetty.websocket.client.WebSocketClient;
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/**
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* Example of a simple Echo Client.
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*/
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public class SimpleEchoClient
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{
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@WebSocket(maxMessageSize = 64 * 1024)
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public static class SimpleEchoSocket
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{
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private final CountDownLatch closeLatch;
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@SuppressWarnings("unused")
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private Session session;
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public SimpleEchoSocket()
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{
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this.closeLatch = new CountDownLatch(1);
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}
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public boolean awaitClose(int duration, TimeUnit unit) throws InterruptedException
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{
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return this.closeLatch.await(duration,unit);
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}
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@OnWebSocketClose
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public void onClose(int statusCode, String reason)
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{
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System.out.printf("Connection closed: %d - %s%n",statusCode,reason);
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this.session = null;
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this.closeLatch.countDown(); // trigger latch
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}
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@OnWebSocketConnect
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public void onConnect(Session session)
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{
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System.out.printf("Got connect: %s%n",session);
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this.session = session;
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try
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{
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Future<Void> fut;
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fut = session.getRemote().sendStringByFuture("Hello");
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fut.get(2,TimeUnit.SECONDS); // wait for send to complete.
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fut = session.getRemote().sendStringByFuture("Thanks for the conversation.");
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fut.get(2,TimeUnit.SECONDS); // wait for send to complete.
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session.close(StatusCode.NORMAL,"I'm done");
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}
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catch (Throwable t)
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{
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t.printStackTrace();
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}
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}
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@OnWebSocketMessage
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public void onMessage(String msg)
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{
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System.out.printf("Got msg: %s%n",msg);
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}
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}
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public static void main(String[] args)
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{
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String destUri = "ws://echo.websocket.org";
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if (args.length > 0)
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{
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destUri = args[0];
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}
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WebSocketClient client = new WebSocketClient();
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SimpleEchoSocket socket = new SimpleEchoSocket();
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try
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{
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client.start();
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URI echoUri = new URI(destUri);
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ClientUpgradeRequest request = new ClientUpgradeRequest();
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// request.addExtensions("x-webkit-deflate-frame");
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client.connect(socket,echoUri,request);
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System.out.printf("Connecting to : %s%n",echoUri);
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// wait for closed socket connection.
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socket.awaitClose(5,TimeUnit.SECONDS);
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}
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catch (Throwable t)
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{
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t.printStackTrace();
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}
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finally
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{
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try
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{
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client.stop();
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}
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catch (Exception e)
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{
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e.printStackTrace();
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}
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}
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}
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}
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