tracing -> trace/pingpong

[simgrid.git] / examples / java / trace / pingpong / Receiver.java

diff --git a/examples/java/trace/pingpong/Receiver.java b/examples/java/trace/pingpong/Receiver.java
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+++ b/examples/java/trace/pingpong/Receiver.java
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+/* Copyright (c) 2006-2007, 2012-2014, 2016. The SimGrid Team.
+ * All rights reserved.                                                     */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+package trace.pingpong;
+import org.simgrid.msg.Host;
+import org.simgrid.msg.Msg;
+import org.simgrid.msg.MsgException;
+import org.simgrid.msg.NativeException;
+import org.simgrid.msg.HostNotFoundException;
+import org.simgrid.msg.Task;
+import org.simgrid.msg.Process;
+import org.simgrid.trace.Trace;
+
+public class Receiver extends Process {
+  private  final double commSizeLat = 1;
+  private final double commSizeBw = 100000000;
+
+  public Receiver(String hostname, String name, String[]args) throws HostNotFoundException, NativeException{
+    super(hostname,name,args);
+  }
+
+  public void main(String[] args) throws MsgException {
+    Msg.info("hello!");
+    Trace.hostPushState (getHost().getName(), "PM_STATE", "waitingPing");
+    double communicationTime=0;
+
+    double time = Msg.getClock();
+
+    /* Wait for the ping */ 
+    Msg.info("try to get a task");
+
+    PingPongTask ping = (PingPongTask)Task.receive(getHost().getName());
+    double timeGot = Msg.getClock();
+    double timeSent = ping.getTime();
+
+    Msg.info("Got at time "+ timeGot);
+    Msg.info("Was sent at time "+timeSent);
+    time=timeSent;
+
+    communicationTime=timeGot - time;
+    Msg.info("Communication time : " + communicationTime);
+
+    Msg.info(" --- bw "+ commSizeBw/communicationTime + " ----");
+
+    /* Send the pong */
+    Trace.hostPushState (getHost().getName(), "PM_STATE", "sendingPong");
+    double computeDuration = 0;
+    PingPongTask pong = new PingPongTask("no name",computeDuration,commSizeLat);
+    pong.setTime(time);
+    pong.send(ping.getSource().getName());
+
+    /* Pop the two states */
+    Trace.hostPopState (getHost().getName(), "PM_STATE");
+    Trace.hostPopState (getHost().getName(), "PM_STATE");
+
+    Msg.info("goodbye!");
+  }
+}