src/java.desktop/macosx/classes/com/apple/laf/AquaButtonUI.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -306,11 +306,11 @@
 
         if (textRect.width == 0) {
             textRect.width = 50;
         }
 
-        if (text != null && !text.equals("")) {
+        if (text != null && !text.isEmpty()) {
             final View v = (View)c.getClientProperty(BasicHTML.propertyKey);
             if (v != null) {
                 v.paint(g, textRect);
             } else {
                 paintText(g, b, textRect, text);