src/java.desktop/share/classes/javax/print/ServiceUIFactory.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2020, 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

@@ -55,10 +55,15 @@
  * </pre>
  */
 public abstract class ServiceUIFactory {
 
     /**
+     * Constructor for subclasses to call.
+     */
+    public ServiceUIFactory() {}
+
+    /**
      * Denotes a UI implemented as a Swing component. The value of the string is
      * the fully qualified classname : "javax.swing.JComponent".
      */
     public static final String JCOMPONENT_UI = "javax.swing.JComponent";