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Date: Wed, 24 Jan 2007 01:44:49 -0800 (PST)
From: "Stepan Mishura (JIRA)" <jira@apache.org>
To: commits@harmony.apache.org
Subject: [jira] Commented: (HARMONY-1091) [classlib][security]
 compatibility: DigestOutputStream().write(byte[], -1, 0) throws
 IllegalArgumentException on HARMONY and IndexOutOfBoundsException on RI
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    [ https://issues.apache.org/jira/browse/HARMONY-1091?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12466959 ] 

Stepan Mishura commented on HARMONY-1091:
-----------------------------------------

Hi Ruth,

According to your patch the difference in behavior caused by bug in MessageDigest class. It would be logical to create regression test for it too.

Thanks,
Stepan.

> [classlib][security] compatibility: DigestOutputStream().write(byte[], -1, 0) throws IllegalArgumentException on HARMONY and IndexOutOfBoundsException on RI
> ------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-1091
>                 URL: https://issues.apache.org/jira/browse/HARMONY-1091
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Vladimir Ivanov
>         Assigned To: Stepan Mishura
>            Priority: Minor
>         Attachments: DigestOutputStreamTest.patch, Harmony-1091.diff, HARMONY-1091.diff
>
>
> The method java.security.DigestOutputStream().write(byte[], -1, 0) throws IllegalArgumentException on HARMONY and IndexOutOfBoundsException on RI
> ================ test.java =========================
> import java.io.*;
> import java.security.*;
> public class test  { 
>     public static void main (String[] args) {   
>       try {
>           new DigestOutputStream(new ByteArrayOutputStream(), MessageDigest.getInstance("SHA")).write(new byte[] {1, 1}, -1, 0);
>       } catch (Exception e) {
>           e.printStackTrace();
>       } 
>    }
> }
> ================================================
> Output:
> C:\tmp\tmp17>C:\jrockit-jdk1.5.0-windows-ia32\bin\java.exe -cp . -showversion test
> java version "1.5.0"
> Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-b64)
> BEA WebLogic JRockit(R) (build dra-38972-20041208-2001-win-ia32, R25.0.0-75, GC: System optimized over throughput (initial strategy singleparpar))
> java.lang.IndexOutOfBoundsException
>         at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:89)
>         at java.security.DigestOutputStream.write(DigestOutputStream.java:131)
>         at test.main(test.java:7)
> C:\tmp\tmp17>C:\harmony\trunk_0427\deploy\jdk\jre\bin\java.exe -cp . -showversion test
> java version 1.5 (subset)
> (c) Copyright 1991, 2006 The Apache Software Foundation or its licensors, as applicable.
> java.lang.IllegalArgumentException: Incorrect offset/len parameters
>         at java.security.MessageDigest.update(MessageDigest.java:169)
>         at java.security.DigestOutputStream.write(DigestOutputStream.java:96)
>         at test.main(test.java:7)

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