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src/java.desktop/share/classes/java/awt/event/MouseMotionAdapter.java
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*** 1,7 ****
/*
! * Copyright (c) 1996, 2013, 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
--- 1,7 ----
/*
! * Copyright (c) 1996, 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
*** 52,61 ****
--- 52,67 ----
* @see <a href="https://docs.oracle.com/javase/tutorial/uiswing/events/mousemotionlistener.html">Tutorial: Writing a Mouse Motion Listener</a>
*
* @since 1.1
*/
public abstract class MouseMotionAdapter implements MouseMotionListener {
+
+ /**
+ * Constructs a {@code MouseMotionAdapter}.
+ */
+ protected MouseMotionAdapter() {}
+
/**
* Invoked when a mouse button is pressed on a component and then
* dragged. Mouse drag events will continue to be delivered to
* the component where the first originated until the mouse button is
* released (regardless of whether the mouse position is within the
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