src/solaris/classes/sun/awt/X11/XWM.java

@@ -1110,10 +1110,11 @@
      * Note that a compound state is always reported as not supported.
      * Note also that MAXIMIZED_BOTH is considered not a compound state.
      * Therefore, a compound state is just ICONIFIED | anything else.
      *
      */
+    @SuppressWarnings("fallthrough")
     boolean supportsExtendedState(int state) {
         switch (state) {
           case Frame.MAXIMIZED_VERT:
           case Frame.MAXIMIZED_HORIZ:
               /*

@@ -1129,10 +1130,11 @@
               for (XStateProtocol proto : getProtocols(XStateProtocol.class)) {
                   if (proto.supportsState(state)) {
                       return true;
                   }
               }
+              /* FALLTROUGH */
           default:
               return false;
         }
     }