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src/java.desktop/share/classes/java/awt/ContainerOrderFocusTraversalPolicy.java
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@@ -1,7 +1,7 @@
/*
- * Copyright (c) 2000, 2013, 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
@@ -85,10 +85,15 @@
* list should be reused if possible.
*/
private transient Container cachedRoot;
private transient List<Component> cachedCycle;
+ /**
+ * Constructs a {@code ContainerOrderFocusTraversalPolicy}.
+ */
+ public ContainerOrderFocusTraversalPolicy() {}
+
/*
* We suppose to use getFocusTraversalCycle & getComponentIndex methods in order
* to divide the policy into two parts:
* 1) Making the focus traversal cycle.
* 2) Traversing the cycle.
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