src/java.desktop/share/classes/java/awt/font/LineMetrics.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1998, 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 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

@@ -41,10 +41,14 @@
 */
 
 
 public abstract class LineMetrics {
 
+    /**
+     * Constructor for subclasses to call.
+     */
+    public LineMetrics() {}
 
     /**
      * Returns the number of characters ({@code char} values) in the text whose
      * metrics are encapsulated by this {@code LineMetrics}
      * object.