src/java.desktop/share/classes/sun/awt/dnd/SunDropTargetContextPeer.java

@@ -496,11 +496,11 @@
 
     /**
      * upcall to handle the Drop message
      */
 
-    private void handleDropMessage(final Component component,
+    protected void handleDropMessage(final Component component,
                                    final int x, final int y,
                                    final int dropAction, final int actions,
                                    final long[] formats,
                                    final long nativeCtxt) {
         postDropTargetEvent(component, x, y, dropAction, actions,