| /* |
| * Copyright (c) 2014, 2018, 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 |
| * @key headful |
| * @bug 8030050 8039082 |
| * @summary Validate fields on DnD class deserialization |
| */ |
| |
| import java.awt.Point; |
| import java.awt.dnd.DragGestureEvent; |
| import java.awt.dnd.DragGestureRecognizer; |
| import java.awt.dnd.DragSource; |
| import java.awt.event.InputEvent; |
| import java.awt.event.KeyEvent; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InvalidObjectException; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| import java.util.ArrayList; |
| import java.util.stream.Stream; |
| |
| import javax.swing.JPanel; |
| |
| import static java.awt.dnd.DnDConstants.ACTION_COPY; |
| |
| public class BadSerializationTest { |
| |
| private static final String[] badSerialized = new String[] { |
| "badAction", |
| "noEvents", |
| "nullComponent", |
| "nullDragSource", |
| "nullOrigin" |
| }; |
| |
| private static final String goodSerialized = "good"; |
| |
| public static void main(String[] args) throws Exception { |
| if (args.length > 0 && args[0].equals("-write")) { |
| writeObjects(); //Creates the binary files for the test. |
| } else { |
| String testSrc = System.getProperty("test.src") + File.separator; |
| testReadObject(testSrc + goodSerialized, false); |
| Stream.of(badSerialized).forEach( |
| file -> testReadObject(testSrc + file, true)); |
| } |
| } |
| |
| private static void testReadObject(String filename, boolean expectException) { |
| Exception exceptionCaught = null; |
| try (FileInputStream fileInputStream = new FileInputStream(filename); |
| ObjectInputStream ois = new ObjectInputStream(fileInputStream)) { |
| ois.readObject(); |
| } catch (InvalidObjectException e) { |
| exceptionCaught = e; |
| } catch (IOException e) { |
| throw new RuntimeException("FAILED: IOException", e); |
| } catch (ClassNotFoundException e) { |
| throw new RuntimeException("FAILED: ClassNotFoundException", e); |
| } |
| if (exceptionCaught != null && !expectException) { |
| throw new RuntimeException("FAILED: UnexpectedException", exceptionCaught); |
| } |
| if (exceptionCaught == null && expectException) { |
| throw new RuntimeException("FAILED: Invalid object was created with no exception"); |
| } |
| } |
| |
| /** |
| * Creates the stubs for the test. It is necessary to disable all checks in |
| * the constructors of DragGestureEvent/DragGestureRecognizer before run. |
| */ |
| private static void writeObjects() throws Exception { |
| ArrayList<InputEvent> evs = new ArrayList<>(); |
| Point ori = new Point(); |
| |
| write(new DragGestureEvent(new NothingNull(), ACTION_COPY, ori, evs), |
| "noEvents"); |
| |
| evs.add(new KeyEvent(new JPanel(), 0, 0, 0, 0, 'a', 0)); |
| |
| write(new DragGestureEvent(new NullComponent(), ACTION_COPY, ori, evs), |
| "nullComponent"); |
| |
| write(new DragGestureEvent(new NothingNull(), 100, ori, evs), |
| "badAction"); |
| |
| write(new DragGestureEvent(new NullDragSource(), ACTION_COPY, ori, evs), |
| "nullDragSource"); |
| |
| write(new DragGestureEvent(new NothingNull(), ACTION_COPY, null, evs), |
| "nullOrigin"); |
| |
| write(new DragGestureEvent(new NothingNull(), ACTION_COPY, ori, evs), |
| "good"); |
| } |
| |
| private static void write(Object obj, String file) throws Exception { |
| try (FileOutputStream fis = new FileOutputStream(file); |
| ObjectOutputStream ois = new ObjectOutputStream(fis)) { |
| ois.writeObject(obj); |
| } |
| } |
| |
| public static final class NullDragSource extends DragGestureRecognizer { |
| |
| public NullDragSource() { |
| super(null, new JPanel()); |
| } |
| |
| protected void registerListeners() { |
| } |
| |
| protected void unregisterListeners() { |
| } |
| } |
| |
| public static final class NullComponent extends DragGestureRecognizer { |
| |
| public NullComponent() { |
| super(new DragSource(), null); |
| } |
| |
| protected void registerListeners() { |
| } |
| |
| protected void unregisterListeners() { |
| } |
| } |
| |
| public static final class NothingNull extends DragGestureRecognizer { |
| |
| public NothingNull() { |
| super(new DragSource(), new JPanel()); |
| } |
| |
| protected void registerListeners() { |
| } |
| |
| protected void unregisterListeners() { |
| } |
| } |
| } |