105 lines
3.6 KiB
Java
105 lines
3.6 KiB
Java
/*
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* Copyright (c) 2017, 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.
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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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import java.lang.reflect.InvocationTargetException;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import javax.accessibility.Accessible;
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import javax.accessibility.AccessibleContext;
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import javax.swing.AbstractListModel;
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import javax.swing.JFrame;
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import javax.swing.JList;
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import javax.swing.SwingUtilities;
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import javax.swing.WindowConstants;
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/* @test
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@key headful
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@bug 8076249
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@summary NPE in AccessBridge while editing JList model
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@author Mikhail Cherkasov
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@run main AccessibleJListChildNPETest
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*/
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public class AccessibleJListChildNPETest {
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private static String[] model = { "1", "2", "3", "4", "5", "6" };
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private static JList<String> list;
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public static void main(String[] args) throws InvocationTargetException, InterruptedException {
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SwingUtilities.invokeAndWait(new Runnable() {
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@Override
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public void run() {
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JFrame frame = new JFrame();
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frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
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final MyModel dataModel = new MyModel(Arrays.asList(model));
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list = new JList<>(dataModel);
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frame.getContentPane().add(list);
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frame.pack();
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frame.setVisible(true);
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}
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});
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SwingUtilities.invokeAndWait(new Runnable() {
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@Override
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public void run() {
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AccessibleContext ac = list.getAccessibleContext();
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MyModel model = (MyModel)list.getModel();
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Accessible accessibleChild = ac.getAccessibleChild(model.getSize()-1);
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model.removeFirst();
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accessibleChild.getAccessibleContext().getAccessibleSelection();
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accessibleChild.getAccessibleContext().getAccessibleText();
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accessibleChild.getAccessibleContext().getAccessibleValue();
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}
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});
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}
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protected static class MyModel extends AbstractListModel<String> {
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private List<String> items = new ArrayList<>();
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MyModel(final List<String> newItems) {
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super();
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items.addAll(newItems);
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fireIntervalAdded(this, 0, getSize() - 1);
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}
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void removeFirst() {
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if(getSize() > 0) {
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items.remove(0);
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fireIntervalRemoved(this, 0, 0);
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}
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}
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@Override
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public int getSize() {
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return items.size();
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}
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@Override
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public String getElementAt(int index) {
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return items.get(index);
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}
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}
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}
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