feat(jdk8): move files to new folder to avoid resources compiled.
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124
jdkSrc/jdk8/javax/swing/event/SwingPropertyChangeSupport.java
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124
jdkSrc/jdk8/javax/swing/event/SwingPropertyChangeSupport.java
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/*
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* Copyright (c) 1998, 2006, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package javax.swing.event;
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import java.beans.PropertyChangeSupport;
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import java.beans.PropertyChangeEvent;
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import javax.swing.SwingUtilities;
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/**
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* This subclass of {@code java.beans.PropertyChangeSupport} is almost
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* identical in functionality. The only difference is if constructed with
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* {@code SwingPropertyChangeSupport(sourceBean, true)} it ensures
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* listeners are only ever notified on the <i>Event Dispatch Thread</i>.
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*
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* @author Igor Kushnirskiy
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*/
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public final class SwingPropertyChangeSupport extends PropertyChangeSupport {
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/**
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* Constructs a SwingPropertyChangeSupport object.
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*
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* @param sourceBean The bean to be given as the source for any
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* events.
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* @throws NullPointerException if {@code sourceBean} is
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* {@code null}
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*/
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public SwingPropertyChangeSupport(Object sourceBean) {
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this(sourceBean, false);
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}
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/**
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* Constructs a SwingPropertyChangeSupport object.
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*
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* @param sourceBean the bean to be given as the source for any events
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* @param notifyOnEDT whether to notify listeners on the <i>Event
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* Dispatch Thread</i> only
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*
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* @throws NullPointerException if {@code sourceBean} is
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* {@code null}
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* @since 1.6
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*/
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public SwingPropertyChangeSupport(Object sourceBean, boolean notifyOnEDT) {
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super(sourceBean);
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this.notifyOnEDT = notifyOnEDT;
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}
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/**
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* {@inheritDoc}
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*
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* <p>
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* If {@link #isNotifyOnEDT} is {@code true} and called off the
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* <i>Event Dispatch Thread</i> this implementation uses
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* {@code SwingUtilities.invokeLater} to send out the notification
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* on the <i>Event Dispatch Thread</i>. This ensures listeners
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* are only ever notified on the <i>Event Dispatch Thread</i>.
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*
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* @throws NullPointerException if {@code evt} is
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* {@code null}
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* @since 1.6
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*/
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public void firePropertyChange(final PropertyChangeEvent evt) {
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if (evt == null) {
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throw new NullPointerException();
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}
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if (! isNotifyOnEDT()
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|| SwingUtilities.isEventDispatchThread()) {
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super.firePropertyChange(evt);
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} else {
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SwingUtilities.invokeLater(
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new Runnable() {
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public void run() {
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firePropertyChange(evt);
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}
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});
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}
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}
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/**
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* Returns {@code notifyOnEDT} property.
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*
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* @return {@code notifyOnEDT} property
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* @see #SwingPropertyChangeSupport(Object sourceBean, boolean notifyOnEDT)
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* @since 1.6
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*/
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public final boolean isNotifyOnEDT() {
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return notifyOnEDT;
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}
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// Serialization version ID
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static final long serialVersionUID = 7162625831330845068L;
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/**
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* whether to notify listeners on EDT
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*
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* @serial
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* @since 1.6
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*/
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private final boolean notifyOnEDT;
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}
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