1 /* 2 * Copyright (c) 2013, 2017, 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 24 /** 25 * @test 26 * @key headful 27 * @bug 8013442 28 * @summary Tests that at least one file filter is selected 29 * @author Sergey Malenkov 30 */ 31 32 import java.io.File; 33 import java.util.concurrent.CountDownLatch; 34 import javax.swing.JFileChooser; 35 import javax.swing.JFrame; 36 import javax.swing.SwingUtilities; 37 import javax.swing.UIManager; 38 import javax.swing.UIManager.LookAndFeelInfo; 39 import javax.swing.filechooser.FileFilter; 40 41 public class Test8013442 extends FileFilter implements Runnable, Thread.UncaughtExceptionHandler { 42 private static final CountDownLatch LATCH = new CountDownLatch(1); 43 main(String[] args)44 public static void main(String[] args) throws InterruptedException { 45 SwingUtilities.invokeLater(new Test8013442()); 46 LATCH.await(); // workaround for jtreg 47 } 48 49 private int index; 50 private LookAndFeelInfo[] infos; 51 private JFileChooser chooser; 52 53 @Override accept(File file)54 public boolean accept(File file) { 55 return !file.isFile() || file.getName().toLowerCase().endsWith(".txt"); 56 } 57 58 @Override getDescription()59 public String getDescription() { 60 return "Text files"; 61 } 62 63 @Override run()64 public void run() { 65 if (this.infos == null) { 66 this.infos = UIManager.getInstalledLookAndFeels(); 67 Thread.currentThread().setUncaughtExceptionHandler(this); 68 } 69 if (this.infos.length == this.index) { 70 LATCH.countDown(); // release main thread 71 } else if (this.chooser == null) { 72 // change LaF before creation of Swing components 73 LookAndFeelInfo info = this.infos[this.index]; 74 System.out.println(info.getName()); 75 try { 76 UIManager.setLookAndFeel(info.getClassName()); 77 } 78 catch (Exception exception) { 79 throw new Error("could not change look and feel", exception); 80 } 81 // create and show new file chooser 82 JFrame frame = new JFrame(getClass().getSimpleName()); 83 frame.add(this.chooser = new JFileChooser()); 84 frame.setSize(800, 600); 85 frame.setLocationRelativeTo(null); 86 frame.setVisible(true); 87 SwingUtilities.invokeLater(this); 88 } 89 else { 90 int count = this.chooser.getChoosableFileFilters().length; 91 System.out.println("count = " + count + "; " + this.chooser.isAcceptAllFileFilterUsed()); 92 if (count == 0) { 93 if (null != this.chooser.getFileFilter()) { 94 throw new Error("file filter is selected"); 95 } 96 // close window and stop testing file chooser for current LaF 97 SwingUtilities.getWindowAncestor(this.chooser).dispose(); 98 this.chooser = null; 99 this.index++; 100 } else { 101 if (null == this.chooser.getFileFilter()) { 102 throw new Error("file filter is not selected"); 103 } 104 if (count == 2) { 105 // remove default file filter 106 this.chooser.setAcceptAllFileFilterUsed(false); 107 } else if (this.chooser.isAcceptAllFileFilterUsed()) { 108 // remove add file filter 109 this.chooser.addChoosableFileFilter(this); 110 } else { 111 // remove custom file filter 112 this.chooser.removeChoosableFileFilter(this); 113 } 114 } 115 SwingUtilities.invokeLater(this); 116 } 117 } 118 uncaughtException(Thread thread, Throwable throwable)119 public void uncaughtException(Thread thread, Throwable throwable) { 120 throwable.printStackTrace(); 121 System.exit(1); 122 } 123 } 124