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From "Vladimir Ivanov (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HARMONY-784) [classlib][math] compatibility: no NPE for java.math.BigDecimal((BigInteger) null)
Date Mon, 10 Jul 2006 05:49:35 GMT
    [ http://issues.apache.org/jira/browse/HARMONY-784?page=comments#action_12419962 ] 

Vladimir Ivanov commented on HARMONY-784:
-----------------------------------------

verified, thanks

> [classlib][math] compatibility: no NPE for java.math.BigDecimal((BigInteger) null)
> ----------------------------------------------------------------------------------
>
>          Key: HARMONY-784
>          URL: http://issues.apache.org/jira/browse/HARMONY-784
>      Project: Harmony
>         Type: Bug

>   Components: Classlib
>     Reporter: Vladimir Ivanov
>     Assignee: Tim Ellison
>  Attachments: BigDecimal.patch, BigDecimalConstructorsTest.patch
>
> The Harmony method java.math.BigDecimal((BigInteger) null) doesn't throw NPE while RI
do it.
> Note1: NPE is thrown for java.math.BigDecimal((BigInteger) null).toString()
> Note2: BEA and SUN have different behavior
> =============== test.java ==========================
> import java.math.*;
> public class test {
> 	public static void main(String args[] ) {
>                          	try {
> 			BigDecimal bd = new BigDecimal((BigInteger) null);
> 			if (bd != null)
> 				System.out.println("Failed1");
> 			else
> 				System.out.println("Failed2");
> 		} catch (NullPointerException e) {
> 			System.out.println("Passed");
> 			e.printStackTrace();
>                }
>         }
> }
> ================================================
> Output:
> C:\tmp\tmp17>C:\jdk1.5.0_06\bin\java.exe -showversion test
> java version "1.5.0_06"
> Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b05)
> Java HotSpot(TM) Client VM (build 1.5.0_06-b05, mixed mode)
> Passed
> java.lang.NullPointerException
>         at java.math.BigDecimal.<init>(BigDecimal.java:791)
>         at test.main(test.java:6)
> C:\tmp\tmp17>C:\jrockit-jdk1.5.0-windows-ia32\bin\java.exe -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))
> Failed1
> C:\tmp\tmp17>C:\harmony\trunk_0427\deploy\jdk\jre\bin\java.exe -showversion test
> java version 1.5 (subset)
> (c) Copyright 1991, 2006 The Apache Software Foundation or its licensors, as applicable.
> Failed1

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