Name: gm110360 Date: 09/03/2003


FULL PRODUCT VERSION :
java version "1.4.1_01"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.4.1_01-b01)
Java HotSpot(TM) CLient VM (build 1.4.1_01-b01, mixed mode)

FULL OS VERSION :
Microsoft Windows XP [Version 5.1.2600]

A DESCRIPTION OF THE PROBLEM :
Uninitialized int[] -Array in Graphics.drawPolyLine causes ACCESS-VIOLATION and VM aborts programm-execution

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
- Type in the testApp-Sourcecode
- Open Dos-CMD
- Compile with javac testApp.java
- Run with java testApp

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
NullPointerException or any other catch-able Exception
ACTUAL -
Access-Violation and VM aborts execution

ERROR MESSAGES/STACK TRACES THAT OCCUR :
Unexpected Signal : EXCEPTION_ACCESS_VIOLATION occurred at PC=0x6D3A68E7
Function=[Unknown.]
Library=C:\j2sdk1.4.1_01\jre\bin\client\jvm.dll

NOTE: We are unable to locate the function name symbol for the error
      just occurred. Please refer to release documentation for possible
      reason and solutions.


Current Java thread:
at sun.awt.windows.Win32Renderer.doDrawPoly(Native Method)
at sun.awt.windows.Win32Renderer.drawPolyline(Win32Renderer.java:114)
at sun.java2d.SunGraphics2D.drawPolyline(SunGraphics2D.java:2061)
at de.schraml.animationViewer.figures.PolyLineFigure.drawFrame(PolyLineFigure.java:145)
at de.schraml.animationViewer.figures.AbstractFigure.draw(AbstractFigure.java:290)
at de.schraml.animationViewer.figures.AbstractFigure.draw(AbstractFigure.java:294)
at de.schraml.animationViewer.figures.AbstractFigure.draw(AbstractFigure.java:294)
at de.schraml.animationViewer.drawing.StandardDrawing.draw(StandardDrawing.java:230)
at de.schraml.animationViewer.awt.AnimationCanvas.paint(AnimationCanvas.java:189)
at javax.swing.JComponent.paintChildren(JComponent.java:647)
- locked <02F68F10> (a java.awt.Component$AWTTreeLock)
at javax.swing.JComponent.paint(JComponent.java:817)
at javax.swing.JComponent.paintChildren(JComponent.java:647)
- locked <02F68F10> (a java.awt.Component$AWTTreeLock)
at javax.swing.JComponent.paint(JComponent.java:817)
at javax.swing.JViewport.paint(JViewport.java:707)
at javax.swing.JComponent.paintChildren(JComponent.java:647)
- locked <02F68F10> (a java.awt.Component$AWTTreeLock)
at javax.swing.JComponent.paint(JComponent.java:817)
at javax.swing.JComponent.paintChildren(JComponent.java:647)
- locked <02F68F10> (a java.awt.Component$AWTTreeLock)
at javax.swing.JComponent.paint(JComponent.java:817)
at javax.swing.JComponent.paintChildren(JComponent.java:647)
- locked <02F68F10> (a java.awt.Component$AWTTreeLock)
at javax.swing.JComponent.paint(JComponent.java:817)
at javax.swing.JComponent.paintChildren(JComponent.java:647)
- locked <02F68F10> (a java.awt.Component$AWTTreeLock)
at javax.swing.JComponent.paint(JComponent.java:817)
at javax.swing.JComponent.paintWithOffscreenBuffer(JComponent.java:4771)
at javax.swing.JComponent.paintDoubleBuffered(JComponent.java:4724)
at javax.swing.JComponent._paintImmediately(JComponent.java:4668)
at javax.swing.JComponent.paintImmediately(JComponent.java:4477)
at javax.swing.RepaintManager.paintDirtyRegions(RepaintManager.java:410)
at javax.swing.SystemEventQueueUtilities$ComponentWorkRequest.run(SystemEventQueueUtilities.java:117)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:178)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:448)
at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:197)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:150)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:144)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:136)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:99)

Dynamic libraries:
0x00400000 - 0x00406000 C:\j2sdk1.4.1_01\jre\bin\java.exe
0x77F40000 - 0x77FEE000 C:\WINDOWS\System32\ntdll.dll
0x77E40000 - 0x77F38000 C:\WINDOWS\system32\kernel32.dll
0x77DA0000 - 0x77E3C000 C:\WINDOWS\system32\ADVAPI32.dll
0x78000000 - 0x78086000 C:\WINDOWS\system32\RPCRT4.dll
0x77BE0000 - 0x77C33000 C:\WINDOWS\system32\MSVCRT.dll
0x6D330000 - 0x6D45A000 C:\j2sdk1.4.1_01\jre\bin\client\jvm.dll
0x77D10000 - 0x77D9C000 C:\WINDOWS\system32\USER32.dll
0x77C40000 - 0x77C80000 C:\WINDOWS\system32\GDI32.dll
0x76AF0000 - 0x76B1D000 C:\WINDOWS\System32\WINMM.dll
0x76330000 - 0x7634C000 C:\WINDOWS\System32\IMM32.DLL
0x62E10000 - 0x62E18000 C:\WINDOWS\System32\LPK.DLL
0x72F10000 - 0x72F6A000 C:\WINDOWS\System32\USP10.dll
0x6D1D0000 - 0x6D1D7000 C:\j2sdk1.4.1_01\jre\bin\hpi.dll
0x6D300000 - 0x6D30D000 C:\j2sdk1.4.1_01\jre\bin\verify.dll
0x6D210000 - 0x6D229000 C:\j2sdk1.4.1_01\jre\bin\java.dll
0x6D320000 - 0x6D32D000 C:\j2sdk1.4.1_01\jre\bin\zip.dll
0x6D000000 - 0x6D0FB000 C:\j2sdk1.4.1_01\jre\bin\awt.dll
0x72F70000 - 0x72F93000 C:\WINDOWS\System32\WINSPOOL.DRV
0x77180000 - 0x772A1000 C:\WINDOWS\system32\ole32.dll
0x6D180000 - 0x6D1D0000 C:\j2sdk1.4.1_01\jre\bin\fontmanager.dll
0x51000000 - 0x5104D000 C:\WINDOWS\System32\ddraw.dll
0x73B30000 - 0x73B36000 C:\WINDOWS\System32\DCIMAN32.dll
0x6DE00000 - 0x6DE71000 C:\WINDOWS\System32\D3DIM.DLL
0x746A0000 - 0x746E4000 C:\WINDOWS\System32\MSCTF.dll
0x0EEE0000 - 0x0EF0B000 C:\WINDOWS\System32\msctfime.ime
0x6D280000 - 0x6D29E000 C:\j2sdk1.4.1_01\jre\bin\jpeg.dll
0x74670000 - 0x74696000 C:\WINDOWS\System32\Msimtf.dll
0x6D2D0000 - 0x6D2DE000 C:\j2sdk1.4.1_01\jre\bin\net.dll
0x71A30000 - 0x71A39000 C:\WINDOWS\System32\WSOCK32.dll
0x71A10000 - 0x71A25000 C:\WINDOWS\System32\WS2_32.dll
0x71A00000 - 0x71A08000 C:\WINDOWS\System32\WS2HELP.dll
0x719B0000 - 0x719EC000 C:\WINDOWS\System32\mswsock.dll
0x76EE0000 - 0x76F05000 C:\WINDOWS\System32\DNSAPI.dll
0x76F70000 - 0x76F77000 C:\WINDOWS\System32\winrnr.dll
0x76F20000 - 0x76F4D000 C:\WINDOWS\system32\WLDAP32.dll
0x76F80000 - 0x76F85000 C:\WINDOWS\System32\rasadhlp.dll
0x719F0000 - 0x719F8000 C:\WINDOWS\System32\wshtcpip.dll
0x76C50000 - 0x76C72000 C:\WINDOWS\system32\imagehlp.dll
0x6DA00000 - 0x6DA7D000 C:\WINDOWS\system32\DBGHELP.dll
0x77BD0000 - 0x77BD7000 C:\WINDOWS\system32\VERSION.dll
0x76BB0000 - 0x76BBB000 C:\WINDOWS\System32\PSAPI.DLL

Local Time = Mon May 19 17:36:19 2003
Elapsed Time = 616
#
# HotSpot Virtual Machine Error : EXCEPTION_ACCESS_VIOLATION
# Error ID : 4F530E43505002E6
# Please report this error at
# http://java.sun.com/cgi-bin/bugreport.cgi
#
# Java VM: Java HotSpot(TM) Client VM (1.4.1_01-b01 mixed mode)
#


REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
/*
 * testApp.java
 *
 * Created on 5. M�rz 2003, 12:55
 */

package de.schraml.animationViewer.application;

import java.awt.Font;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsEnvironment;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.font.FontRenderContext;
import java.awt.font.LineMetrics;
import java.awt.geom.Rectangle2D;

/**
 * testApp for testing the Polyline-Bug
 */
public class testApp extends Frame{
    
    /** Creates a new instance of testApp */
    public testApp() {
        super("Test");
        addWindowListener(
            new WindowAdapter() {
                public void windowClosing(WindowEvent event) {
                    System.exit(0);
                }
            }
        );
        setSize(700,400);
        setVisible(true);
    }
    
    public void paint(Graphics g) {
        Graphics2D g2d = (Graphics2D)g;
        int[] xPoints = null;
        int[] yPoints = null;
        int nPoints = 0;
        g.drawPolyline(xPoints, yPoints, 0);
        //should throw any catch-able Exception
    }
    
    public static void main(String args[]) {
        testApp ta = new testApp();
    }
    
}

---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
Ensure that you have initialized the int[]-Arrays.
(Incident Review ID: 186537)
======================================================================