/* * Copyright (c) 2018, 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. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /* * @test * @key headful * @bug 5076761 * @summary Verifies that the selection is cleared when setSelectedValue is * called with null * @run main SetSelectedValueTest */ import javax.swing.SwingUtilities; import javax.swing.DefaultListModel; import javax.swing.JList; import javax.swing.ListSelectionModel; import java.util.Collections; import java.util.List; public class SetSelectedValueTest { public static void main(String[] args) throws Exception { SwingUtilities.invokeAndWait(new Runnable() { public void run() { // Create a JList with 2 elements DefaultListModel dlm = new DefaultListModel(); JList list = new JList(dlm); list.setSelectionMode( ListSelectionModel.MULTIPLE_INTERVAL_SELECTION); dlm.addElement("1"); dlm.addElement("2"); // Select both the elements added in list list.setSelectionInterval(0, 1); checkSelectionByList(list, List.of("1", "2")); // Set the selected value as null. This should clear the // selection list.setSelectedValue(null, true); checkSelectionByList(list, Collections.emptyList()); // Select both the elements added in list list.setSelectionInterval(0, 1); checkSelectionByList(list, List.of("1", "2")); } }); } static void checkSelectionByList(JList list, List selectionList) throws RuntimeException { List listSelection = list.getSelectedValuesList(); if (!listSelection.equals(selectionList)) { System.out.println("Expected: " + selectionList); System.out.println("Actual: " + listSelection); throw new RuntimeException("Wrong selection"); } } }