Hi Ian, Yes, we are still seeing the problem. I've put it aside for the moment, hoping to revisit once we upgrade to a new GWT Release Candidate. Glad to know I'm not the only one suffering from this :)
Cheers Darren On Monday, October 10, 2016 at 5:10:08 PM UTC+2, Ian Whyman wrote: > > Hi Darren, > > We are seeing the same issue, did you find any resolution? > > Regards, > > Ian > > On Thursday, 6 October 2016 08:20:49 UTC+1, Darren Smith wrote: >> >> Hi, >> >> I am developing a <web-app> that contains within it >> - a vanilla HttpServlet >> - a GWT RPC Service implementation (RemoteServiceServlet) >> >> I am currently using [GWT2.8rc1]. >> >> Both servlets manipulate XML documents, and hence make calls to the >> following code >> DocumentBuilderFactory docfactory = DocumentBuilderFactory.newInstance(); >> docfactory.setNamespaceAware(true); >> >> DocumentBuilder builder = docfactory.newDocumentBuilder(); // * problem >> here * >> >> When I launch the application in Eclipse, using the embedded >> Jetty container, the vanilla HttpServlet will fail at the line >> DocumentBuilder builder = docfactory.newDocumentBuilder(); // * problem >> here * >> >> The error message is >> java.lang.ClassCastException: >> org.apache.xerces.parsers.XIncludeAwareParserConfiguration cannot be cast >> to org.apache.xerces.xni.parser.XMLParserConfiguration >> >> Having done some research, this exception is typically raised when there >> are several Xerces implementations found on the classpath. >> (I can only see Xerces implementations in gwt-dev and in Eclipse as a >> plugin). >> >> >> For the GWT RPC Service implementation, launched as part of the same >> <web-app>, the XML document processing works fine - i.e. no exception >> raised. >> >> If I comment out in the web.xml file the GWT-RPC servlet defintion, then >> the vanilla HttpServlet will perform the XML document processing without an >> exception. >> >> >> Has anyone encountered similar problems? >> >> Darren Smith. >> >> >> -- You received this message because you are subscribed to the Google Groups "GWT Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-web-toolkit. For more options, visit https://groups.google.com/d/optout.
