| /* |
| * Copyright 2007-2008 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| /* |
| @test |
| @bug 6255653 |
| @summary REGRESSION: Override isLightweight() causes access violation in awt.dll |
| @author Andrei Dmitriev: area=awt-component |
| @run main StubPeerCrash |
| */ |
| |
| /* |
| * The test may not crash for several times so iteratively continue up to some limit. |
| */ |
| |
| import java.awt.*; |
| import java.awt.peer.*; |
| import java.awt.event.PaintEvent; |
| import java.awt.image.ImageProducer; |
| import java.awt.image.ImageObserver; |
| import java.awt.image.ColorModel; |
| import java.awt.image.VolatileImage; |
| import java.awt.GraphicsConfiguration; |
| import sun.awt.CausedFocusEvent; |
| import sun.java2d.pipe.Region; |
| |
| public class StubPeerCrash { |
| public static int ITERATIONS = 20; |
| |
| public static void main(String []s) |
| { |
| for (int i = 0; i < ITERATIONS; i++){ |
| showFrame(i); |
| } |
| } |
| |
| private static void showFrame(int i){ |
| System.out.println("iteration = "+i); |
| Frame f = new Frame(); |
| f.add(new AHeavyweightComponent()); |
| f.setVisible(true); |
| f.setVisible(false); |
| } |
| } |
| |
| class AHeavyweightComponent extends Component { |
| private ComponentPeer peer = new StubComponentPeer(); |
| |
| public AHeavyweightComponent(){ |
| } |
| |
| public boolean isLightweight() { |
| return false; |
| } |
| |
| public ComponentPeer getPeer(){ |
| return peer; |
| } |
| } |
| |
| class StubComponentPeer implements ComponentPeer { |
| public boolean isObscured(){return true;}; |
| public boolean canDetermineObscurity(){return true;}; |
| public void setVisible(boolean b){}; |
| public void setEnabled(boolean b){}; |
| public void paint(Graphics g){}; |
| public void repaint(long tm, int x, int y, int width, int height){}; |
| public void print(Graphics g){}; |
| public void setBounds(int x, int y, int width, int height, int op){}; |
| public void handleEvent(AWTEvent e){}; |
| public void coalescePaintEvent(PaintEvent e){}; |
| public Point getLocationOnScreen(){return null;}; |
| public Dimension getPreferredSize(){return null;}; |
| public Dimension getMinimumSize(){return null;}; |
| public ColorModel getColorModel(){return null;}; |
| public Toolkit getToolkit(){return null;}; |
| public Graphics getGraphics(){return null;}; |
| public FontMetrics getFontMetrics(Font font){return null;}; |
| public void dispose(){}; |
| public void setForeground(Color c){}; |
| public void setBackground(Color c){}; |
| public void setFont(Font f){}; |
| public void updateCursorImmediately(){}; |
| public boolean requestFocus(Component lightweightChild, |
| boolean temporary, |
| boolean focusedWindowChangeAllowed, |
| long time, CausedFocusEvent.Cause cause){ |
| return true; |
| }; |
| public boolean isFocusable(){return true;}; |
| |
| public Image createImage(ImageProducer producer){return null;}; |
| public Image createImage(int width, int height){return null;}; |
| public VolatileImage createVolatileImage(int width, int height){return null;}; |
| public boolean prepareImage(Image img, int w, int h, ImageObserver o){return true;}; |
| public int checkImage(Image img, int w, int h, ImageObserver o){return 0;}; |
| public GraphicsConfiguration getGraphicsConfiguration(){return null;}; |
| public boolean handlesWheelScrolling(){return true;}; |
| public void createBuffers(int numBuffers, BufferCapabilities caps) throws AWTException{}; |
| public Image getBackBuffer(){return null;}; |
| public void flip(BufferCapabilities.FlipContents flipAction){}; |
| public void destroyBuffers(){}; |
| |
| /** |
| * Reparents this peer to the new parent referenced by <code>newContainer</code> peer |
| * Implementation depends on toolkit and container. |
| * @param newContainer peer of the new parent container |
| * @since 1.5 |
| */ |
| public void reparent(ContainerPeer newContainer){}; |
| /** |
| * Returns whether this peer supports reparenting to another parent withour destroying the peer |
| * @return true if appropriate reparent is supported, false otherwise |
| * @since 1.5 |
| */ |
| public boolean isReparentSupported(){return true;}; |
| |
| /** |
| * Used by lightweight implementations to tell a ComponentPeer to layout |
| * its sub-elements. For instance, a lightweight Checkbox needs to layout |
| * the box, as well as the text label. |
| */ |
| public void layout(){}; |
| |
| |
| public Rectangle getBounds(){return null;}; |
| |
| /** |
| * Applies the shape to the native component window. |
| * @since 1.7 |
| */ |
| public void applyShape(Region shape){}; |
| |
| /** |
| * DEPRECATED: Replaced by getPreferredSize(). |
| */ |
| public Dimension preferredSize(){return null;}; |
| |
| /** |
| * DEPRECATED: Replaced by getMinimumSize(). |
| */ |
| public Dimension minimumSize(){return null;}; |
| |
| /** |
| * DEPRECATED: Replaced by setVisible(boolean). |
| */ |
| public void show(){}; |
| |
| /** |
| * DEPRECATED: Replaced by setVisible(boolean). |
| */ |
| public void hide(){}; |
| |
| /** |
| * DEPRECATED: Replaced by setEnabled(boolean). |
| */ |
| public void enable(){}; |
| |
| /** |
| * DEPRECATED: Replaced by setEnabled(boolean). |
| */ |
| public void disable(){}; |
| |
| /** |
| * DEPRECATED: Replaced by setBounds(int, int, int, int). |
| */ |
| public void reshape(int x, int y, int width, int height){}; |
| } |