Make MSG_process_yield visible from java, and test it

[simgrid.git] / examples / java / async / yield / Main.java

diff --git a/examples/java/async/yield/Main.java b/examples/java/async/yield/Main.java
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+++ b/examples/java/async/yield/Main.java
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+/* Copyright (c) 2017. 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 async.yield;
+
+/** This example demonstrates the use of the Task.dsend() method.
+ * 
+ *  This way, the sender can be detached from the communication: it is not blocked as with Task.send() 
+ *  and has nothing to do at the end as with Task.isend() where it must do a Comm.wait().
+ */
+
+import org.simgrid.msg.Msg;
+import org.simgrid.msg.Host;
+import org.simgrid.msg.NativeException;
+import org.simgrid.msg.HostNotFoundException;
+
+class Main {
+  private Main() {
+       /* This is just to ensure that nobody creates an instance of this singleton */
+    throw new IllegalAccessError("Utility class");
+  }
+
+  public static void main(String[] args) throws NativeException, HostNotFoundException {
+    Msg.init(args);
+
+    String platform = "../platforms/small_platform.xml";
+    if (args.length >= 1) {
+       platform = args[0]; // Override the default value if passed on the command line
+    }
+
+    /* construct the platform and deploy the application */
+    Msg.createEnvironment(platform);
+    Host[] hosts = Host.all();
+    new Yielder(hosts[0],"Yielder", new String[] {"10"}).start();
+    new Yielder(hosts[1],"Yielder", new String[] {"15"}).start();
+    
+    /*  execute the simulation. */
+    Msg.run();
+  }
+}