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From "Tony Wu (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (HARMONY-4337) [classlib][luni] Compatibility: InputStream.write(null, offset, len) exception throwing order differs on Harmony and RI if offset is negative
Date Wed, 04 Jul 2007 12:36:05 GMT

     [ https://issues.apache.org/jira/browse/HARMONY-4337?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tony Wu reassigned HARMONY-4337:
--------------------------------

    Assignee: Tony Wu

> [classlib][luni] Compatibility: InputStream.write(null, offset, len) exception throwing
order differs on Harmony and RI if offset is negative
> ---------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-4337
>                 URL: https://issues.apache.org/jira/browse/HARMONY-4337
>             Project: Harmony
>          Issue Type: Bug
>          Components: Classlib
>            Reporter: Elena Sayapina
>            Assignee: Tony Wu
>            Priority: Minor
>
> InputStream.write(null, offset, len) exception throwing order differs on Harmony and
RI if offset is negative
> This method throws ArrayIndexOutOfBoundsException on Harmony if byte array is null and
offset is negative, but throw NullPointerException on RI. 
> Please, consider the following code: 
> import java.io.IOException;
> import java.io.InputStream;
> public class InputStreamTest {
> 	public static void main(String[] args) {
> 		byte[] array = null;
> 		try {
> 	    	InputStream out = new InputStreamImpl();
> 	    	out.read(array, -1, 1);
> 	    } catch (NullPointerException e) {
> 	    	System.out.println("TEST OK: " + e);
> 	    } catch (Exception e) {
> 	    	System.out.println("TEST: NullPointerException was expected but " +
> 	    			e.getClass().getName() + " was thrown");
> 	    } 
> 	}
> }
> class InputStreamImpl extends InputStream {
> 	public int read() throws IOException {
> 		return 0;
> 	}
> }
> Output on Harmony-r553113: 
> Apache Harmony Launcher : (c) Copyright 1991, 2006 The Apache Software Foundation or
its licensors,
> as applicable.
> java version "1.5.0"
> pre-alpha : not complete or compatible
> svn = r553113, (Jul  4 2007), Windows/ia32/msvc 1310, release build
> http://harmony.apache.org
> TEST: NullPointerException was expected but java.lang.ArrayIndexOutOfBoundsException
was thrown
> Output on RI: 
> java version "1.5.0_11"
> Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_11-b03)
> Java HotSpot(TM) Client VM (build 1.5.0_11-b03, mixed mode)
> TEST OK: java.lang.NullPointerException
> Please, note that if byte array is null and length is negative NullPointerException is
thrown on Harmony as on RI

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