/* * Copyright (c) 2016, 2017, 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 6567433 * * @summary JTable.updateUI() invokes updateUI() on its TableCellrenderer via * SwingUtilities.updateRendererOrEditorUI(). * If the TableCellrenderer is a parent of this JTable the method recurses * endless. * This test tests that the fix is effective in avoiding recursion. * * @run main/othervm UpdateUIRecursionTest */ import java.awt.BorderLayout; import java.awt.Component; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.SwingUtilities; import javax.swing.table.DefaultTableCellRenderer; import javax.swing.table.TableCellRenderer; public class UpdateUIRecursionTest extends JFrame implements TableCellRenderer { JTable table; DefaultTableCellRenderer renderer; public UpdateUIRecursionTest() { super("UpdateUIRecursionTest"); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setSize(400, 400); String[] columnNames = { "First Name", "Last Name", "Sport", "# of Years", "Vegetarian"}; Object[][] data = { {"Mary", "Campione", "Snowboarding", new Integer(5), new Boolean(false)}, {"Alison", "Huml", "Rowing", new Integer(3), new Boolean(true)}, {"Kathy", "Walrath", "Knitting", new Integer(2), new Boolean(false)}, {"Sharon", "Zakhour", "Speed reading", new Integer(20), new Boolean(true)}, {"Philip", "Milne", "Pool", new Integer(10), new Boolean(false)} }; table = new JTable(data, columnNames); renderer = new DefaultTableCellRenderer(); getContentPane().add(new JScrollPane(table), BorderLayout.CENTER); table.setDefaultRenderer(table.getColumnClass(1), this); setVisible(true); } public static void main(String[] args) throws Exception { SwingUtilities.invokeAndWait(new Runnable() { @Override public void run() { UpdateUIRecursionTest obj = new UpdateUIRecursionTest(); obj.test(); obj.disposeUI(); } }); } public void test() { table.updateUI(); } public void disposeUI() { setVisible(false); dispose(); } @Override public Component getTableCellRendererComponent(JTable table, Object value, boolean isSelected, boolean hasFocus, int row, int column) { return renderer.getTableCellRendererComponent(table, value, isSelected, hasFocus, row, column); } }