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Bug #2615

metacat eml parsing - schema location error

Added by Rob Nahf over 12 years ago. Updated over 12 years ago.

Status:
Closed
Priority:
High
Assignee:
Ben Leinfelder
Category:
Metacat
Start date:
Due date:
% Done:

100%

Milestone:
CCI-1.0.0
Product Version:
*
Story Points:
Sprint:

Description

on mn-sandbox-ucsb-1, getting connection timeouts when creating xml documents. Examining the logs, and inserting via metacat style/skins/dev site, isolates the issue to metacat internals, and seems to be something with locating the correct schema for parsing the xml with.

(This seems to be the root cause of failing authorization tests in the MNWebTester, which tries to create eml2.0.1 test docs. Workaround for now is creating text/plain docs).

Notice the //eml.xsd, in "systemId: https://mn-sandbox-ucsb-1.dataone.org:443/knb/schema//eml.xsd"

following the link somehow brings one to the 2.0.0 schema.

knb 20120417-21:23:58: [WARN]: MetacatHandler.handleInsertOrUpdateAction - General error when writing eml document to the database: TargetNamespace.1: Expecting namespace 'eml://ecoinformatics.org/eml-2.0.1', but the target namespace of the schema document is 'eml://ecoinformatics.org/eml-2.0.0'. [edu.ucsb.nceas.metacat.MetacatHandler]
org.xml.sax.SAXException: TargetNamespace.1: Expecting namespace 'eml://ecoinformatics.org/eml-2.0.1', but the target namespace of the schema document is 'eml://ecoinformatics.org/eml-2.0.0'.
org.xml.sax.SAXParseException; systemId: https://mn-sandbox-ucsb-1.dataone.org:443/knb/schema//eml.xsd; lineNumber: 12; columnNumber: 58; TargetNamespace.1: Expecting namespace 'eml://ecoinformatics.org/eml-2.0.1', but the target namespace of the schema document is 'eml://ecoinformatics.org/eml-2.0.0'.
at edu.ucsb.nceas.metacat.DBSAXHandler.error(DBSAXHandler.java:742)
at org.apache.xerces.util.ErrorHandlerWrapper.error(Unknown Source)
at org.apache.xerces.impl.XMLErrorReporter.reportError(Unknown Source)
at org.apache.xerces.impl.xs.traversers.XSDHandler.reportSchemaError(Unknown Source)
at org.apache.xerces.impl.xs.traversers.XSDHandler.reportSchemaError(Unknown Source)
at org.apache.xerces.impl.xs.traversers.XSDHandler.constructTrees(Unknown Source)
at org.apache.xerces.impl.xs.traversers.XSDHandler.parseSchema(Unknown Source)
at org.apache.xerces.impl.xs.XMLSchemaLoader.loadSchema(Unknown Source)
at org.apache.xerces.impl.xs.XMLSchemaValidator.findSchemaGrammar(Unknown Source)
at org.apache.xerces.impl.xs.XMLSchemaValidator.handleStartElement(Unknown Source)
at org.apache.xerces.impl.xs.XMLSchemaValidator.startElement(Unknown Source)
at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown Source)
at org.apache.xerces.impl.XMLNSDocumentScannerImpl$NSContentDispatcher.scanRootElementHook(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
at edu.ucsb.nceas.metacat.DocumentImpl.write(DocumentImpl.java:2787)
at edu.ucsb.nceas.metacat.DocumentImpl.write(DocumentImpl.java:2580)
at edu.ucsb.nceas.metacat.DocumentImplWrapper.write(DocumentImplWrapper.java:63)
at edu.ucsb.nceas.metacat.MetacatHandler.handleInsertOrUpdateAction(MetacatHandler.java:1802)
at edu.ucsb.nceas.metacat.MetaCatServlet.handleGetOrPost(MetaCatServlet.java:893)
at edu.ucsb.nceas.metacat.MetaCatServlet.doPost(MetaCatServlet.java:501)

History

#1 Updated by Rob Nahf over 12 years ago

  • Category set to Metacat
  • Assignee set to Ben Leinfelder
  • Priority changed from Normal to High

#2 Updated by Ben Leinfelder over 12 years ago

What EML document did you use when uploading?

#3 Updated by Ben Leinfelder over 12 years ago

  • Status changed from New to Closed

Since we were running from a dump of the KNB production DB, the xml_catalog table had some old absolute URLs for EML schemas which were making mn-sandbox-ucsb-1 confused. It thought it needed to download the "new" schema from the KNB server to store a copy locally.

I changed mn-ucsb to use relative URLs so that it would "know" about it's default local copies of all the EML schema versions.

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