Thanks for clearing that up - I should have asked around when I had the
problem originally, I guess! You have correctly inferred the source of
our problem - using a JDK InputStreamReader in front of the parser.
cheers
-Mike
On 5/20/2011 9:28 PM, Michael Glavassevich wrote:
>
> John Cowan <> wrote on 05/20/2011 06:59:04 PM:
>
> > Mike Sokolov scripsit:
> >
> > > BOM in UTF-8 seems to cause problems with some XML parsers
> > > (incl. Xerces 2.9.1). They seem to believe it is white space in the
> > > prolog. To deal with this, we have had to insert a processor prior to
> > > our parser which checks for BOM and strips it out.
> >
> > Support for the 8-BOM was not explicitly required until the XML 1.0
> > Third Edition of 2004. Xerces 2.9.1 may be out of date.
>
> What doesn't work? Xerces has known how to handle the UTF-8 BOM for
> much longer than that. All releases since 2003 [1] have supported it.
>
> Note that you need to the let parser use its own encoding support for
> the InputStream.
>
> Don't pass in a UTF-8 Reader from the JDK. The JDK UTF-8
> InputStreamReader [2] apparently doesn't recognize the BOM and perhaps
> never will.
>
> > --
> > XQuery Blueberry DOM John Cowan
> > Entity parser dot-com
> > Abstract schemata http://www.ccil.org/~cowan
> <http://www.ccil.org/%7Ecowan>
> > XPointer errata
> > Infoset Unicode BOM --Richard Tobin
> >
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> [1]
> http://svn.apache.org/viewvc/xerces/java/trunk/src/org/apache/xerces/impl/XMLEntityManager.java?r1=318934&r2=318940&diff_format=h
> <http://svn.apache.org/viewvc/xerces/java/trunk/src/org/apache/xerces/impl/XMLEntityManager.java?r1=318934&r2=318940&diff_format=h>
> [2] http://bugs.sun.com/view_bug.do?bug_id=4508058
>
> Michael Glavassevich
> XML Parser Development
> IBM Toronto Lab
> E-mail:
> E-mail:
>
