java: kill obscure NativeException

[simgrid.git] / examples / java / process / migration / Main.java

diff --git a/examples/java/process/migration/Main.java b/examples/java/process/migration/Main.java
index f128e70..67a7e66 100644 (file)
--- a/examples/java/process/migration/Main.java
+++ b/examples/java/process/migration/Main.java
@@ -5,17 +5,20 @@
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
 package process.migration;
+import org.simgrid.msg.HostNotFoundException;
 import org.simgrid.msg.Msg;
 import org.simgrid.msg.Mutex;
 import org.simgrid.msg.Process;
-import org.simgrid.msg.NativeException;
-import org.simgrid.msg.HostNotFoundException;
 
-public class Main {
-  public static Mutex mutex;
-  public static Process processToMigrate = null;
+class Main {
+  protected static Mutex mutex;
+  protected static Process processToMigrate = null;
+
+  private Main() {
+    throw new IllegalAccessError("Utility class");
+  }
 
-  public static void main(String[] args) throws NativeException {
+  public static void main(String[] args) {
     Msg.init(args);
     if(args.length < 1) {
       Msg.info("Usage   : Migration platform_file");
@@ -34,7 +37,8 @@ public class Main {
         Emigrant emigrant   = new Emigrant("Jacquelin","emigrant");
         emigrant.start();
     } catch (HostNotFoundException e){
-      System.out.println("Create processes failed!");
+      Msg.error("Create processes failed!");
+      e.printStackTrace();
     }
 
     /*  execute the simulation. */