exception when receiving incorrect data instead of gpx

[richlv]

hotel connection started hijacking http requests, and josm request for gpx got back some html page. that resulted in an exception. not totally latest version, "hopefully" this isn't fixed already :)

Repository Root: http://josm.openstreetmap.de/svn
Build-Date: 2011-03-25 02:31:24
Last Changed Author: bastiK
Revision: 4002
Repository UUID: 0c6e7542-c601-0410-84e7-c038aed88b3b
URL: http://josm.openstreetmap.de/svn/trunk
Last Changed Date: 2011-03-24 10:27:00 +0100 (Thu, 24 Mar 2011)
Last Changed Rev: 4002

Identification: JOSM/1.5 (4002 en)
Memory Usage: 756 MB / 756 MB (398 MB allocated, but free)
Java version: 1.6.0_20, Sun Microsystems Inc., OpenJDK Server VM
Operating system: Linux
Dataset consistency test: No problems found

Plugin: PicLayer (25219)
Plugin: SimplifyArea (25560)
Plugin: livegps (25192)
Plugin: osmarender (25371)
Plugin: routing (25199)

org.openstreetmap.josm.io.OsmTransferException: org.xml.sax.SAXParseExceptionpublicId: -//W3C//DTD XHTML 1.0 Transitional//EN; systemId: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd; lineNumber: 12; columnNumber: 3; The markup declarations contained or pointed to by the document type declaration must be well-formed.
	at org.openstreetmap.josm.actions.downloadtasks.DownloadGpsTask$DownloadTask.realRun(DownloadGpsTask.java:65)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.doRealRun(PleaseWaitRunnable.java:83)
	at org.openstreetmap.josm.gui.PleaseWaitRunnable.run(PleaseWaitRunnable.java:129)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
	at java.util.concurrent.FutureTask.run(FutureTask.java:166)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:636)
Caused by: org.xml.sax.SAXParseExceptionpublicId: -//W3C//DTD XHTML 1.0 Transitional//EN; systemId: http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd; lineNumber: 12; columnNumber: 3; The markup declarations contained or pointed to by the document type declaration must be well-formed.
	at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:198)
	at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:177)
	at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:391)
	at com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1391)
	at com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl.scanDecls(XMLDTDScannerImpl.java:1975)
	at com.sun.org.apache.xerces.internal.impl.XMLDTDScannerImpl.scanDTDExternalSubset(XMLDTDScannerImpl.java:297)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.dispatch(XMLDocumentScannerImpl.java:1178)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.next(XMLDocumentScannerImpl.java:1065)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:978)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:625)
	at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:116)
	at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:488)
	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:812)
	at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:741)
	at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:123)
	at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1208)
	at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:525)
	at javax.xml.parsers.SAXParser.parse(SAXParser.java:392)
	at org.openstreetmap.josm.io.GpxReader.parse(GpxReader.java:370)
	at org.openstreetmap.josm.io.BoundingBoxDownloader.parseRawGps(BoundingBoxDownloader.java:54)
	at org.openstreetmap.josm.actions.downloadtasks.DownloadGpsTask$DownloadTask.realRun(DownloadGpsTask.java:58)
	... 8 more