Re: [xml] strange behaviour of SAX characters callback

[Daniel Veillard <veillard redhat com>]

On Tue, Sep 17, 2002 at 11:35:36AM +0100, Vladimir F. wrote:
> Hi Guys,
>
> I'm new subsriber to this list and want to address the
> question about using SAX.
>
> So, there is callback "characters" and I'm trying to use
> it to get content of the element like:
>
> <mm7:TransactionID
> xmlns:mm7="http://www.3gpp.org/ftp/Specs/archive/23_series/23.140/schema/REL-5-MM7-1-0";
> env:mustUnderstand="1">
>     vas00001-sub
> </mm7:TransactionID>
>
> But I noticed that "characters" callback is called
> twice for content "vas00001-sub". One call gets me content
> like "\r\n<n-spaces>vas00001-sub..." another just
> "\r\n...".
>
> If I remove "\r\n" sequence (which is after "vas0001-sub")
> this callback is called just once as it was expected.
>
> How can I force this callback to be called just once for
> my elements (independent of the number of spaces, new_lines, etc.
> in the content).

  Sorry, you can't ... You have to assume that you may get multiple
characters() callback, it's an optimization related to end of line character
normalization, and also  because I don't want to grow a possibly infinite
buffer in the parser when operating in SAX mode.

Daniel

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