8041694: JFileChooser removes trailing spaces in the selected directory name

Reviewed-by: serb, ssadetsky

jdk/src/java.desktop/share/classes/javax/swing/plaf/basic/BasicFileChooserUI.java

@@ -1050,17 +1050,6 @@ public class BasicFileChooserUI extends FileChooserUI {
             FileSystemView fs = chooser.getFileSystemView();
             File dir = chooser.getCurrentDirectory();
 
-            if (filename != null) {
-                // Remove whitespaces from end of filename
-                int i = filename.length() - 1;
-
-                while (i >=0 && filename.charAt(i) <= ' ') {
-                    i--;
-                }
-
-                filename = filename.substring(0, i + 1);
-            }
-
             if (filename == null || filename.length() == 0) {
                 // no file selected, multiple selection off, therefore cancel the approve action
                 resetGlobFilter();

jdk/test/javax/swing/JFileChooser/8041694/bug8041694.java

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2016, 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 8041694
+   @summary JFileChooser removes trailing spaces in the selected directory name
+   @author Anton Litvinov
+   @library ../../../../lib/testlibrary
+   @build jdk.testlibrary.OSInfo
+   @run main bug8041694
+ */
+
+import java.awt.AWTException;
+import java.awt.Robot;
+import java.awt.event.KeyEvent;
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.util.concurrent.CountDownLatch;
+import javax.swing.JFileChooser;
+import javax.swing.SwingUtilities;
+import javax.swing.UIManager;
+import javax.swing.UnsupportedLookAndFeelException;
+import javax.swing.plaf.metal.MetalLookAndFeel;
+
+import jdk.testlibrary.OSInfo;
+
+public class bug8041694 {
+    private static volatile File dir1;
+    private static File dir2;
+    private static volatile File selectedDir;
+
+    private static void runTest() {
+        try {
+            // Set Metal L&F to make the test compatible with OS X.
+            UIManager.setLookAndFeel(new MetalLookAndFeel());
+            Robot robot = new Robot();
+
+            dir1 = Files.createTempDirectory("bug8041694").toFile();
+            if (OSInfo.getOSType() == OSInfo.OSType.WINDOWS) {
+                dir2 = new File(String.format(
+                    "\\\\?\\%s\\d ", dir1.getAbsolutePath().replace('/', '\\')));
+            } else {
+                dir2 = new File(dir1.getAbsolutePath() + File.separator + "d ");
+            }
+            dir2.mkdir();
+
+            final CountDownLatch fChooserClosedSignal = new CountDownLatch(1);
+            SwingUtilities.invokeLater(new Runnable() {
+                @Override
+                public void run() {
+                    try {
+                        JFileChooser fChooser = new JFileChooser(dir1);
+                        fChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
+                        if (fChooser.showOpenDialog(null) == JFileChooser.APPROVE_OPTION) {
+                            selectedDir = fChooser.getSelectedFile();
+                        }
+                    } finally {
+                        fChooserClosedSignal.countDown();
+                    }
+                }
+            });
+
+            robot.setAutoDelay(50);
+            robot.delay(1000);
+            robot.waitForIdle();
+            robot.keyPress(KeyEvent.VK_D);
+            robot.keyRelease(KeyEvent.VK_D);
+            robot.keyPress(KeyEvent.VK_SPACE);
+            robot.keyRelease(KeyEvent.VK_SPACE);
+            robot.keyPress(KeyEvent.VK_ENTER);
+            robot.keyRelease(KeyEvent.VK_ENTER);
+
+            fChooserClosedSignal.await();
+            if (selectedDir == null) {
+                throw new RuntimeException("No directory was selected in JFileChooser.");
+            }
+            System.out.println(String.format(
+                "The selected directory is '%s'.", selectedDir.getAbsolutePath()));
+            if (selectedDir.getName().equals("d")) {
+                throw new RuntimeException(
+                    "JFileChooser removed trailing spaces in the selected directory name.");
+            } else if (!selectedDir.getName().equals("d ")) {
+                throw new RuntimeException("The selected directory name is not the expected 'd '.");
+            }
+        } catch (UnsupportedLookAndFeelException | AWTException | IOException | InterruptedException e) {
+            throw new RuntimeException(e);
+        } finally {
+            if (dir2 != null) {
+                dir2.delete();
+            }
+            if (dir1 != null) {
+                dir1.delete();
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        runTest();
+    }
+}