/* * Copyright (c) 1999, 2023, 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 @bug 4170447 @summary JTable: non-Icon data in Icon column. @key headful */ import java.io.File; import java.awt.Component; import javax.swing.ImageIcon; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTable; import javax.swing.SwingUtilities; import javax.swing.table.AbstractTableModel; import javax.swing.table.TableCellRenderer; import javax.swing.table.TableModel; public class bug4170447 { static volatile boolean failed = false; static volatile JFrame frame = null; public static void main(String args[]) throws Exception { SwingUtilities.invokeAndWait(bug4170447::createUI); Thread.sleep(5000); SwingUtilities.invokeAndWait(() -> { if (frame != null) { frame.dispose(); } }); if (failed) { throw new RuntimeException("Some exception occurred..."); } } static void createUI() { String imgDir = System.getProperty("test.src", "."); String imgPath = imgDir + File.separator + "swing.small.gif"; ImageIcon icn = new ImageIcon(imgPath,"test"); final Object data[][] = { {"CELL 0 0", icn}, {"CELL 1 0", "String"} }; String[] str = {"Column 0", "Column 1"}; TableModel dataModel = new AbstractTableModel() { public int getColumnCount() { return 2; } public int getRowCount() { return 2; } public Object getValueAt(int row, int col) {return data[row][col];} public Class getColumnClass(int c) {return getValueAt(0, c).getClass();} public boolean isCellEditable(int row, int col) {return getColumnClass(col) == String.class;} public void setValueAt(Object aValue, int row, int column) {data[row][column] = aValue;} }; MyTable tbl = new MyTable(dataModel); JScrollPane sp = new JScrollPane(tbl); frame = new JFrame("bug4170447"); frame.getContentPane().add(sp); frame.pack(); frame.setVisible(true); } static class MyTable extends JTable { public MyTable(TableModel tm) { super(tm); } public Component prepareRenderer(TableCellRenderer rend, int row, int col) { try { return super.prepareRenderer(rend, row, col); } catch (Exception e) { e.printStackTrace(); failed = true; return null; } } } }