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From "Andrew Zhang" <zhanghuang...@gmail.com>
Subject Re: [jira] Commented: (HARMONY-33) java.nio.BufferOverflow exception while decoding ByteBuffer with UTF-16 charset
Date Fri, 05 May 2006 00:33:15 GMT
Hi, Vladimir

The bug has been raised in ICU bug tracking system serveral months ago[1].

ICU has noticed this bug and will fix the bug in next release version.

Thanks.

[1] (http://bugs.icu-project.org/cgi-bin/icu-bugs/conversion?id=5074)

On 5/4/06, Vladimir Strigun (JIRA) <jira@apache.org> wrote:
>
>    [
> http://issues.apache.org/jira/browse/HARMONY-33?page=comments#action_12377817]
>
> Vladimir Strigun commented on HARMONY-33:
> -----------------------------------------
>
> Unfortunately the bug should be reopened. I have the next output with
> Harmony33 class:
>
> java.lang.IllegalArgumentException: The length must be positive.
>        at java.nio.charset.CoderResult.malformedForLength(CoderResult.java
> :152)
>        at com.ibm.icu4jni.charset.CharsetDecoderICU.implFlush(Unknown
> Source)
>        at java.nio.charset.CharsetDecoder.flush(CharsetDecoder.java:571)
>        at java.nio.charset.CharsetDecoder.decode(CharsetDecoder.java:254)
>        at Harmony33.main(Harmony33.java:11)
>
> It's not a regression, the problem here is inside implFlush method of
> CharsetDecoderICU .
> Corresponding bug was submitted to ICU already:
> http://bugs.icu-project.org/cgi-bin/icu-bugs?findid=5074
> So, we just need to wait until we get new version of ICU library.
>
> > java.nio.BufferOverflow exception while decoding ByteBuffer with UTF-16
> charset
> >
> -------------------------------------------------------------------------------
> >
> >          Key: HARMONY-33
> >          URL: http://issues.apache.org/jira/browse/HARMONY-33
> >      Project: Harmony
> >         Type: Bug
>
> >   Components: Classlib
> >     Reporter: Vladimir Strigun
> >     Assignee: Tim Ellison
> >     Priority: Minor
>
> >
> > If I try to decode ByteBuffer with lengh 1 using UTF-16 decoder
> unexpected java.nio.BufferOverflow exception occured. Please see testcase
> below.
> > import java.nio.*;
> > import java.nio.charset.*;
> > import junit.framework.TestCase;
> > public class TestDecoder extends TestCase {
> >     public static void main(String[] args) {
> >         junit.textui.TestRunner.run(TestDecoder.class);
> >     }
> >     public static void testDecoder(){
> >         try{
> >             ByteBuffer bb = ByteBuffer.allocate(1);
> >             bb.put(0,(byte)77);
> >             CharsetDecoder utf16D = Charset.forName
> ("UTF-16").newDecoder();
> >             CharBuffer cb = utf16D.onMalformedInput(
> CodingErrorAction.REPLACE).onUnmappableCharacter(CodingErrorAction.REPLACE
> ).decode(bb);
> >         }catch(Exception e){
> >             fail("Exception occured: "+e);
> >         }
> >     }
> > }
> > Output on RI:
> > .
> > Time: 0,03
> > OK (1 test)
> > Output with Harmony:
> > .F
> > Time: 0,01
> > There was 1 failure:
> > 1) testDecoder(TestDecoder)junit.framework.AssertionFailedError:
> Exception occured: java.nio.BufferOverflowException
> >         at TestDecoder.testDecoder(TestDecoder.java:20)
> >         at java.lang.reflect.AccessibleObject.invokeV(
> AccessibleObject.java:211)
> >         at TestDecoder.main(TestDecoder.java:10)
> > FAILURES!!!
> > Tests run: 1,  Failures: 1,  Errors: 0
>
> --
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>
>


--
Andrew Zhang
China Software Development Lab, IBM

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