[Biojava-dev] Fwd: Bug in org/biojava/utils/io/UncompressInputStream.java

[Richard Holland]

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AFAIK the Zip algorithm is just LZW with bells on, so it should produce
exactly the same results.

Chris Dagdigian wrote:
> 
> Passing on this email that came to me ...
> 
> Regards,
> Chris Dagdigian
> OBF
> 
> 
> Begin forwarded message:
> 
>> From: "Miguel Duarte" <malduarte at gmail.com>
>> Date: April 6, 2007 2:16:52 PM EDT
>> To: dag at sonsorol.org
>> Subject: Bug in org/biojava/utils/io/UncompressInputStream.java
>>
>> Hi Chris,
>>
>>> From
>>> http://sourceforge.net/project/shownotes.php?release_id=314770&group_id=18598,
>>>
>> i've learned that you're maintaining the class
>> org/biojava/utils/io/UncompressInputStream.java. If that's not the
>> case please forward this mail to the maintainer.
>>
>> I've discovered a nasty bug: With some read block sizes the algorithm
>> truncates a few bytes from the end of the stream. I've verified this
>> comparing the gzip/uncompress output for some files versus what
>> org/biojava/utils/io/UncompressInputStream.java generates.
>>
>> Unfortunately i've not discovered the bug yet, but i can contribute
>> with the attached test case. How to verify the bug:
>> uncompress BH_03834.MCR.Z with gzip and with UncompressInputStream and
>> compare the results.
>>
>> Thanks,
>> Miguel Duarte
> 
> 
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