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      1 /*
      2  * Copyright (c) 2011 jMonkeyEngine
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  * * Redistributions of source code must retain the above copyright
     10  *   notice, this list of conditions and the following disclaimer.
     11  *
     12  * * Redistributions in binary form must reproduce the above copyright
     13  *   notice, this list of conditions and the following disclaimer in the
     14  *   documentation and/or other materials provided with the distribution.
     15  *
     16  * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
     17  *   may be used to endorse or promote products derived from this software
     18  *   without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     23  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
     28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
     29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  */
     32 package jme3test.network;
     33 
     34 import com.jme3.network.*;
     35 import com.jme3.network.serializing.Serializable;
     36 import com.jme3.network.serializing.Serializer;
     37 import java.io.IOException;
     38 
     39 public class TestThroughput implements MessageListener<MessageConnection> { //extends MessageAdapter {
     40 
     41     private static long lastTime = -1;
     42     private static long counter = 0;
     43     private static long total = 0;
     44     // Change this flag to test UDP instead of TCP
     45     private static boolean testReliable = false;
     46     private boolean isOnServer;
     47 
     48     public TestThroughput(boolean isOnServer) {
     49         this.isOnServer = isOnServer;
     50     }
     51 
     52     @Serializable
     53     public static class TestMessage extends AbstractMessage {
     54 
     55         public TestMessage() {
     56             setReliable(testReliable);
     57         }
     58     }
     59 
     60     @Override
     61     public void messageReceived(MessageConnection source, Message msg) {
     62 
     63         if (!isOnServer) {
     64             // It's local to the client so we got it back
     65             counter++;
     66             total++;
     67             long time = System.currentTimeMillis();
     68 //System.out.println( "total:" + total + "  counter:" + counter + "  lastTime:" + lastTime + "  time:" + time );
     69             if (lastTime < 0) {
     70                 lastTime = time;
     71             } else if (time - lastTime > 1000) {
     72                 long delta = time - lastTime;
     73                 double scale = delta / 1000.0;
     74                 double pps = counter / scale;
     75                 System.out.println("messages per second:" + pps + "  total messages:" + total);
     76                 counter = 0;
     77                 lastTime = time;
     78             }
     79         } else {
     80             if (source == null) {
     81                 System.out.println("Received a message from a not fully connected source, msg:" + msg);
     82             } else {
     83 //System.out.println( "sending:" + msg + " back to client:" + source );
     84                 // The 'reliable' flag is transient and the server doesn't
     85                 // (yet) reset this value for us.
     86                 ((com.jme3.network.Message) msg).setReliable(testReliable);
     87                 source.send(msg);
     88             }
     89         }
     90     }
     91 
     92     public static void main(String[] args) throws IOException, InterruptedException {
     93 
     94         Serializer.registerClass(TestMessage.class);
     95 
     96         // Use this to test the client/server name version check
     97         //Server server = Network.createServer( "bad name", 42, 5110, 5110 );
     98         Server server = Network.createServer(5110, 5110);
     99         server.start();
    100 
    101         Client client = Network.connectToServer("localhost", 5110);
    102         client.start();
    103 
    104         client.addMessageListener(new TestThroughput(false), TestMessage.class);
    105         server.addMessageListener(new TestThroughput(true), TestMessage.class);
    106 
    107         Thread.sleep(1);
    108 
    109         TestMessage test = new TestMessage();
    110 //        for( int i = 0; i < 10; i++ ) {
    111         while (true) {
    112 //System.out.println( "sending." );
    113             client.send(test);
    114         }
    115 
    116         //Thread.sleep(5000);
    117     }
    118 }
    119