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Problems rendering documents with IDocArchiveReader/Writer impl [message #257831] Wed, 10 October 2007 11:24 Go to next message
Eclipse UserFriend
Originally posted by: houghtoj.us.ibm.com

We are using the BIRT report engine and have our own IDocArchiveWriter and
IDocArchiveReader implementations to save/retrieve the intermediate report
documents.
These implemenations have worked fine on BIRT 2.2.0 and previous BIRT
2.2.1 versions (as recent as 9/14), but are now failing on the GA version
of 2.2.1.

First, the problem only occurs if we invoke the run task and then the
render task. It does not occur if we invoke the runAndRender task (so,
we're pretty sure the data sources are set up properly).

The reports we are having trouble with are any report that displays data
retrieved from a data source. I have tried it with data that has only one
column and one row and a report that is doing nothing but displaying that
data.

The symptom we are having is that data retrieved from data sets (using the
row["xxx"] or dataSetRow["xxx"] expressions) is not rendering at all. If
I have a table which is displaying columns from a data source, I see empty
rows in the table for each row in the data source. Also, if I have totals
of values of a column, the totals are appearing correctly. The data is
just not being rendered.

The quirk is that if we switch over to use the FileArchiveWriter and
FileArchiveReader instead of our implementation, then everything works.
But, if we use our writer/reader and switch to the pre-GA version of
2.2.1, it also works.

So ... it appears as though some change made in the last 2 weeks has
affected how our writer/reader implementations work with BIRT. We were
hoping someone could help point us in the right direction.

Thanks.

Jon Houghton
Re: Problems rendering documents with IDocArchiveReader/Writer impl [message #258159 is a reply to message #257831] Fri, 12 October 2007 15:12 Go to previous message
Eclipse UserFriend
Originally posted by: jasonweathersby.alltel.net

Jon,

Can you log a bugzilla entry for this?

Jason

Jon Houghton wrote:
> We are using the BIRT report engine and have our own IDocArchiveWriter
> and IDocArchiveReader implementations to save/retrieve the intermediate
> report documents.
> These implemenations have worked fine on BIRT 2.2.0 and previous BIRT
> 2.2.1 versions (as recent as 9/14), but are now failing on the GA
> version of 2.2.1.
>
> First, the problem only occurs if we invoke the run task and then the
> render task. It does not occur if we invoke the runAndRender task (so,
> we're pretty sure the data sources are set up properly).
>
> The reports we are having trouble with are any report that displays data
> retrieved from a data source. I have tried it with data that has only
> one column and one row and a report that is doing nothing but displaying
> that data.
>
> The symptom we are having is that data retrieved from data sets (using
> the row["xxx"] or dataSetRow["xxx"] expressions) is not rendering at
> all. If I have a table which is displaying columns from a data source,
> I see empty rows in the table for each row in the data source. Also, if
> I have totals of values of a column, the totals are appearing
> correctly. The data is just not being rendered.
>
> The quirk is that if we switch over to use the FileArchiveWriter and
> FileArchiveReader instead of our implementation, then everything works.
> But, if we use our writer/reader and switch to the pre-GA version of
> 2.2.1, it also works.
>
> So ... it appears as though some change made in the last 2 weeks has
> affected how our writer/reader implementations work with BIRT. We were
> hoping someone could help point us in the right direction.
>
> Thanks.
>
> Jon Houghton
>
>
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