Re: [Repast-developer] Xerces versions and problems.

[Nick C. <nic...@ve...>]

I agree. The reason we were using Xerces is for pre 1.4. support for the
Mac. However, I think Tom and I have decided to standardize on 1.4

Nick

On Wed, 2003-06-11 at 09:55, thowe wrote:
> I agree, I like abstracting the parser implementation out like this.  I
> also like not having to include the xerces jar file.  If there is anyone
> who is interested in working on this, that would be great.  I'll do it,
> if not, but I'm not sure when I can get to it.
> 
> Thanks,
> Tom
> 
> On Wed, 2003-06-11 at 08:49, Mark R. Diggory wrote:
> > We keep encountering the following problem with RePast and trying to use 
> > Charts, I've been using a newer version of Xerces, I don't know if this 
> > is to blame. There appear to be issues with Xerces DTD validation 
> > feature attempting to resolve external ftp url's for some reason.
> > 
> > I personally would recommend using the JAXP interface over Xerces 
> > directly, the default configuration and validation behavior is more 
> > predictable through the JAXP interface with something like:
> > 
> > DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
> > DocumentBuilder docBuilder = factory.newDocumentBuilder();
> > Document doc = docBuilder.parse(new File(file));
> > 
> > this frees you from the particular Xerces Implementation too. You can 
> > rely on the default parser implmentation included with the latest J2SDK 
> > (which I believe is actually Xerces right now) and not have to provide a 
> > copy of Xerces directly within your distribution.
> > 
> > -Mark
> > 
> > The exception:
> >          [java] Error loading persistent chart sizes and positions
> >          [java] java.net.UnknownHostException: C
> >          [java] 	at java.net.InetAddress.getAllByName0(InetAddress.java:571)
> >          [java] 	at java.net.InetAddress.getAllByName0(InetAddress.java:540)
> >          [java] 	at java.net.InetAddress.getByName(InetAddress.java:449)
> >          [java] 	at java.net.Socket.<init>(Socket.java:100)
> >          [java] 	at sun.net.NetworkClient.doConnect(NetworkClient.java:50)
> >          [java] 	at sun.net.NetworkClient.openServer(NetworkClient.java:38)
> >          [java] 	at sun.net.ftp.FtpClient.openServer(FtpClient.java:267)
> >          [java] 	at sun.net.ftp.FtpClient.<init>(FtpClient.java:381)
> >          [java] 	at sun.net.www.protocol.ftp.FtpURLConnection.connect
> > (FtpURLConnection.java:77)
> >          [java] 	at sun.net.www.protocol.ftp.FtpURLConnection.getInputStream
> > (FtpURLConnection.java:96)
> >          [java] 	at java.net.URL.openStream(URL.java:798)
> >          [java] 	at 
> > org.apache.xerces.impl.XMLEntityManager.startEntity(Unknown
> > Source)
> >          [java] 	at 
> > org.apache.xerces.impl.XMLEntityManager.startDocumentEntity
> > (Unknown Source)
> >          [java] 	at 
> > org.apache.xerces.impl.XMLDocumentScannerImpl.setInputSource
> > (Unknown Source)
> >          [java] 	at 
> > org.apache.xerces.parsers.DTDConfiguration.parse(Unknown
> > Source)
> >          [java] 	at 
> > org.apache.xerces.parsers.DTDConfiguration.parse(Unknown
> > Source)
> >          [java] 	at org.apache.xerces.parsers.XMLParser.parse(Unknown 
> > Source)
> >          [java] 	at org.apache.xerces.parsers.DOMParser.parse(Unknown 
> > Source)
> >          [java] 	at uchicago.src.sim.analysis.ChartArchiver.loadXML
> > (ChartArchiver.java:77)
> >          [java] 	at uchicago.src.sim.analysis.ChartArchiver.loadCharts
> > (ChartArchiver.java:67)
> >          [java] 	at uchicago.src.sim.engine.AbstractGUIController.setModel
> > (AbstractGUIController.java:165)
> >          [java] 	at uchicago.src.sim.engine.Controller.setModel
> > (Controller.java:146)
> > 
> > 
> > 
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> 
> 
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Nick Collier <nic...@ve...>