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From "Ilya Okomin" <ilya.oko...@gmail.com>
Subject Re: [jira] Created: (HARMONY-1447) [classlib][awt] RI Polygon.add(int,int) throws exception after Polygon(new int[2], new int[2], 0)
Date Wed, 13 Sep 2006 10:17:54 GMT
On 9/12/06, Denis Kishenko <dkishenko@gmail.com> wrote:
>
> Hi all
>
> This issue looks like RI bug so I filed it as "Non-bug differences from
> RI".
>
> Spec doesn't say about any exceptions. Even if Polygon created with
> empty point buffer (not null but zero length), method addPoint()
> should reallocate buffer to append new point but RI throws
> ArrayIndexOutOfBoundsException exception.
>
> ================= Test.java ===================
> import java.awt.*;
>
> public class Test {
>    static public void main(String[] args) {
>        Polygon p = new Polygon(new int[2], new int[2], 0);
>        p.addPoint(1, 1);
>    }
> }
>
> ============= RI ====================
> java.lang.ArrayIndexOutOfBoundsException
>    at java.awt.Polygon.addPoint(Polygon.java:262)
>    at Test.main(Test.java:8)
>
> =========== Harmony ================
> nothing
>
> Comments?


I would agree with you and vote for RI bug. New Point should be appended
without exceptions if the initial total number of points is 0, espessially
taking into account the code
       Polygon p = new Polygon();
       p.addPoint(1, 1);
behaves on RI as expected.

Thanks,
Ilya.


2006/9/12, Denis Kishenko (JIRA) <jira@apache.org>:
> [classlib][awt] RI Polygon.add(int,int) throws exception after Polygon(new
int[2], new int[2], 0)
>
-------------------------------------------------------------------------------------------------
>
>                 Key: HARMONY-1447
>                 URL: http://issues.apache.org/jira/browse/HARMONY-1447
>             Project: Harmony
>          Issue Type: Bug
>          Components: Non-bug differences from RI
>            Reporter: Denis Kishenko
>
>
> Spec doesn't say about any exceptions. Even if Polygon created with empty
point buffer (not null but zero length), method addPoint() should reallocate
buffer to append new point but RI throws ArrayIndexOutOfBoundsException
exception. Seems like RI bug.
>
> ================= Test.java ===================
> import java.awt.*;
>
> public class Test {
>    static public void main(String[] args) {
> //        Polygon p = new Polygon(); it works
>        Polygon p = new Polygon(new int[2], new int[2], 0);
>        p.addPoint(1, 1);
>    }
> }
>
> ============= RI ====================
> java.lang.ArrayIndexOutOfBoundsException
>    at java.awt.Polygon.addPoint(Polygon.java:262)
>    at Test.main(Test.java:8)
>
> =========== Harmony ================
> nothing
>
> --
> This message is automatically generated by JIRA.
> -
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> -
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>
>
>


--
Denis M. Kishenko
Intel Middleware Products Division

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-- 
--
Ilya Okomin
Intel Middleware Products Division

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