Switching to sun.misc.Unsafe as an experiment, easily revertable

akka-actor/src/main/scala/akka/util/Unsafe.java

@@ -0,0 +1,21 @@
+/**
+ * Copyright (C) 2009-2011 Typesafe Inc. <http://www.typesafe.com>
+ */
+
+
+package akka.util;
+
+import java.lang.reflect.Field;
+
+public final class Unsafe {
+    public final static sun.misc.Unsafe instance;
+    static {
+        try {
+            Field field = sun.misc.Unsafe.class.getDeclaredField("theUnsafe");
+            field.setAccessible(true);
+            instance = (sun.misc.Unsafe) field.get(null);
+        } catch(Throwable t) {
+          throw new ExceptionInInitializerError(t);
+        }
+    }
+}