--- old/src/share/classes/sun/awt/SunToolkit.java 2014-04-18 11:25:50.182826938 -0700 +++ new/src/share/classes/sun/awt/SunToolkit.java 2014-04-18 11:25:50.042826945 -0700 @@ -1915,6 +1915,7 @@ public synchronized void setWindowDeactivationTime(Window w, long time) { AppContext ctx = getAppContext(w); + @SuppressWarnings("unchecked") WeakHashMap map = (WeakHashMap)ctx.get(DEACTIVATION_TIMES_MAP_KEY); if (map == null) { map = new WeakHashMap(); @@ -1925,6 +1926,7 @@ public synchronized long getWindowDeactivationTime(Window w) { AppContext ctx = getAppContext(w); + @SuppressWarnings("unchecked") WeakHashMap map = (WeakHashMap)ctx.get(DEACTIVATION_TIMES_MAP_KEY); if (map == null) { return -1;