--- a/jdk/src/java.desktop/macosx/native/libawt_lwawt/awt/AWTWindow.m	Thu Sep 01 11:29:20 2016 -0700
+++ b/jdk/src/java.desktop/macosx/native/libawt_lwawt/awt/AWTWindow.m	Thu Sep 01 22:17:48 2016 +0300
@@ -1333,9 +1333,9 @@
 /*
  * Class:     sun_lwawt_macosx_CPlatformWindow
  * Method:    nativeSynthesizeMouseEnteredExitedEvents
- * Signature: (J)V
+ * Signature: ()V
  */
-JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSynthesizeMouseEnteredExitedEvents
+JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSynthesizeMouseEnteredExitedEvents__
 (JNIEnv *env, jclass clazz)
 {
     JNF_COCOA_ENTER(env);
@@ -1349,6 +1349,29 @@
 
 /*
  * Class:     sun_lwawt_macosx_CPlatformWindow
+ * Method:    nativeSynthesizeMouseEnteredExitedEvents
+ * Signature: (JI)V
+ */
+JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CPlatformWindow_nativeSynthesizeMouseEnteredExitedEvents__JI
+(JNIEnv *env, jclass clazz, jlong windowPtr, jint eventType)
+{
+JNF_COCOA_ENTER(env);
+
+    if (eventType == NSMouseEntered || eventType == NSMouseExited) {
+        NSWindow *nsWindow = OBJC(windowPtr);
+
+        [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
+            [AWTWindow synthesizeMouseEnteredExitedEvents:nsWindow withType:eventType];
+        }];
+    } else {
+        [JNFException raise:env as:kIllegalArgumentException reason:"unknown event type"];
+    }
+    
+JNF_COCOA_EXIT(env);
+}
+
+/*
+ * Class:     sun_lwawt_macosx_CPlatformWindow
  * Method:    _toggleFullScreenMode
  * Signature: (J)V
  */