Nina, thanks for this report.
This is very likely the reason for very strange behaviour that we found
when using MDLWriters in Taverna workflows.
We often ended up with MDL files which where a strange mixture of lines
but nothing like an MDL file :-)
Cheers,
Chris
Nina Jeliazkova wrote:
> Hi all,
>
> Is there any reason for MDLWriter to use static member BufferedWriter
> (this is currently in SVN, it is a change from older CDK source )
>
> This prevents using more than one MDLWriter on the same time, for
> example the following code will produce a mess.
>
> MDLWriter writer1 = new MDLWriter(new FileOutputStream("file1"));
> MDLWriter writer2 = new MDLWriter(new FileOutputStream("file2"));
>
> while (something) {
> writer1.write(onemolecule);
> writer2.write(othermolecule);
> }
>
> and in multithreaded environment (e.g. servlets, portlets, web services)
> using a static writer will give unexpected results.
>
> Just had a look - other instances of DefaultChemObjectWriter also use
> static BufferedWriter members - WHY?
>
> Any ideas?
>
> Best regards,
> Nina
>
>
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--
PD Dr. Christoph Steinbeck
Lecturer in Chemoinformatics
Univ. Tuebingen, WSI-RA, Sand 1, D-72076 Tuebingen, Germany
Phone: (+49/0) 7071-29-78978 Fax: (+49/0) 7071-29-5091
What is man but that lofty spirit - that sense of enterprise.
... Kirk, "I, Mudd," stardate 4513.3..
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