bug7199708.java revision 11111:4ef86895869c 
1/*
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24import java.awt.Component;
25import java.awt.Container;
26import java.awt.Point;
27import java.awt.Robot;
28import java.awt.Toolkit;
29import java.awt.event.InputEvent;
30import java.awt.event.KeyEvent;
31import java.io.File;
32import java.io.IOException;
33import javax.swing.JFileChooser;
34import javax.swing.SwingUtilities;
35
36import java.nio.file.Files;
37import javax.swing.AbstractButton;
38import javax.swing.JTable;
39import javax.swing.UIManager;
40
41/**
42 * @test
43 * @bug 7199708
44 * @author Alexander Scherbatiy
45 * @summary FileChooser crashs when opening large folder
46 * @run main bug7199708
47 */
48public class bug7199708 {
49
50    private static int FILE_NUMBER = 30000;
51    private static volatile JFileChooser fileChooser;
52    private static volatile int locationX;
53    private static volatile int locationY;
54    private static volatile int width;
55
56    public static void main(String[] args) throws Exception {
57
58        Robot robot = new Robot();
59        robot.setAutoDelay(50);
60
61        final File folder = createLargeFolder();
62        UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel");
63
64        SwingUtilities.invokeLater(new Runnable() {
65            public void run() {
66                fileChooser = new JFileChooser(folder);
67                fileChooser.showSaveDialog(null);
68            }
69        });
70
71        robot.waitForIdle();
72
73        SwingUtilities.invokeLater(new Runnable() {
74            public void run() {
75                final String detailsTooltip = UIManager.getString("FileChooser."
76                        + "detailsViewButtonToolTipText", fileChooser.getLocale());
77
78                doAction(fileChooser, new ComponentAction() {
79                    @Override
80                    public boolean accept(Component component) {
81                        return (component instanceof AbstractButton)
82                                && detailsTooltip.equals(
83                                ((AbstractButton) component).getToolTipText());
84                    }
85
86                    @Override
87                    public void perform(Component component) {
88                        ((AbstractButton) component).doClick();
89                    }
90                });
91
92                doAction(fileChooser, new ComponentAction() {
93                    @Override
94                    public boolean accept(Component component) {
95                        return (component instanceof JTable);
96                    }
97
98                    @Override
99                    public void perform(Component component) {
100                        Point tableLocation = component.getLocationOnScreen();
101                        locationX = (int) tableLocation.getX();
102                        locationY = (int) tableLocation.getY();
103                        width = (int) fileChooser.getBounds().getWidth();
104                    }
105                });
106            }
107        });
108
109        robot.waitForIdle();
110
111        int d = 25;
112        for (int i = 0; i < width / d; i++) {
113            robot.mouseMove(locationX + i * d, locationY + 5);
114            robot.mousePress(InputEvent.BUTTON1_MASK);
115            robot.mouseRelease(InputEvent.BUTTON1_MASK);
116            robot.waitForIdle();
117        }
118
119        robot.keyPress(KeyEvent.VK_ESCAPE);
120        robot.keyRelease(KeyEvent.VK_ESCAPE);
121    }
122
123    static void doAction(Component component, ComponentAction action) {
124        if (action.accept(component)) {
125            action.perform(component);
126        } else if (component instanceof Container) {
127            for (Component comp : ((Container) component).getComponents()) {
128                doAction(comp, action);
129            }
130        }
131    }
132
133    private static File createLargeFolder() {
134        try {
135
136            File largeFolder = Files.createTempDirectory("large_folder").toFile();
137            largeFolder.deleteOnExit();
138
139            for (int i = 0; i < FILE_NUMBER; i++) {
140                File file = new File(largeFolder, "File_" + i + ".txt");
141                file.createNewFile();
142                file.deleteOnExit();
143            }
144            return largeFolder;
145        } catch (IOException ex) {
146            throw new RuntimeException(ex);
147        }
148    }
149
150    interface ComponentAction {
151
152        boolean accept(Component component);
153
154        void perform(Component component);
155    }
156}
157