94 lines
2.8 KiB
Java
94 lines
2.8 KiB
Java
/*
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* Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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@bug 6868611
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@summary FileSystemView throws NullPointerException
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@author Pavel Porvatov
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@run main bug6868611
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*/
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import javax.swing.*;
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import javax.swing.filechooser.FileSystemView;
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import java.io.File;
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public class bug6868611 {
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private static final int COUNT = 1000;
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public static void main(String[] args) throws Exception {
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String tempDirProp = System.getProperty("java.io.tmpdir");
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final String tempDir = tempDirProp == null || !new File(tempDirProp).isDirectory() ?
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System.getProperty("user.home") : tempDirProp;
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System.out.println("Temp directory: " + tempDir);
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// Create 1000 files
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for (int i = 0; i < 1000; i++) {
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new File(tempDir, "temp" + i).createNewFile();
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}
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// Init default FileSystemView
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SwingUtilities.invokeAndWait(new Runnable() {
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public void run() {
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FileSystemView.getFileSystemView().getFiles(new File(tempDir), false);
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}
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});
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for (int i = 0; i < COUNT; i++) {
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Thread thread = new MyThread(tempDir);
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thread.start();
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Thread.sleep((long) (Math.random() * 100));
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thread.interrupt();
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if (i % 100 == 0) {
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System.out.print("*");
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}
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}
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System.out.println();
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// Remove 1000 files
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for (int i = 0; i < 1000; i++) {
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new File(tempDir, "temp" + i).delete();
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}
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}
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private static class MyThread extends Thread {
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private final String dir;
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private MyThread(String dir) {
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this.dir = dir;
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}
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public void run() {
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FileSystemView fileSystemView = FileSystemView.getFileSystemView();
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fileSystemView.getFiles(new File(dir), false);
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}
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}
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}
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