76 lines
2.9 KiB
Java
76 lines
2.9 KiB
Java
/*
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* Copyright (c) 2018, 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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/*
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* @test
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* @key headful
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* @bug 7108280
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* @summary Verifies that getSelectedValue works fine without crash when
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* the setSelectionInterval was called with indices outside the
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* range of data present in DataModel
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* @run main GetSelectedValueTest
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*/
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import javax.swing.SwingUtilities;
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import javax.swing.DefaultListModel;
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import javax.swing.JList;
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import javax.swing.ListSelectionModel;
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import java.util.Objects;
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public class GetSelectedValueTest {
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public static void main(String[] args) throws Exception {
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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// Create a JList with 2 elements
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DefaultListModel dlm = new DefaultListModel();
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JList list = new JList<String>(dlm);
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list.setSelectionMode(
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ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
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dlm.addElement("1");
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dlm.addElement("2");
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// Set the selection interval from 0-2 (3 elements instead
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// of 2). The getSelectedValue should return the first
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// selected element
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list.setSelectionInterval(0, 2);
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checkSelectedIndex(list, "1");
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//here the smallest selection index is bigger than number of
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// elements in list. This should return null.
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list.setSelectionInterval(4, 5);
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checkSelectedIndex(list,null);
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}
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});
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}
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static void checkSelectedIndex(JList list, Object value)
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throws RuntimeException {
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Object selectedObject = list.getSelectedValue();
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if (!Objects.equals(value, selectedObject)) {
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System.out.println("Expected: " + value);
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System.out.println("Actual: " + selectedObject);
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throw new RuntimeException("Wrong selection");
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}
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}
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}
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