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