src/java.desktop/macosx/classes/sun/lwawt/macosx/CPlatformWindow.java

@@ -704,13 +704,13 @@
     public void setSizeConstraints(int minW, int minH, int maxW, int maxH) {
         nativeSetNSWindowMinMax(getNSWindowPtr(), minW, minH, maxW, maxH);
     }
 
     @Override
-    public boolean rejectFocusRequest(CausedFocusEvent.Cause cause) {
+    public boolean rejectFocusRequest(FocusEvent.Cause cause) {
         // Cross-app activation requests are not allowed.
-        if (cause != CausedFocusEvent.Cause.MOUSE_EVENT &&
+        if (cause != FocusEvent.Cause.MOUSE_EVENT &&
             !((LWCToolkit)Toolkit.getDefaultToolkit()).isApplicationActive())
         {
             focusLogger.fine("the app is inactive, so the request is rejected");
             return true;
         }