remove some smells in Java

[simgrid.git] / examples / java / energy / vm / Main.java

diff --git a/examples/java/energy/vm/Main.java b/examples/java/energy/vm/Main.java
index e4efa3e..385fe40 100644 (file)
--- a/examples/java/energy/vm/Main.java
+++ b/examples/java/energy/vm/Main.java
@@ -10,7 +10,10 @@ import org.simgrid.msg.Host;
 import org.simgrid.msg.HostNotFoundException;
 import org.simgrid.msg.NativeException;
 
-public class Main {
+class Main {
+  private Main() {
+    throw new IllegalAccessError("Utility class");
+  }
 
   public static void main(String[] args) throws NativeException, HostNotFoundException {
     Msg.energyInit();