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Posted to j-dev@xerces.apache.org by "Mukul Gandhi (JIRA)" <xe...@xml.apache.org> on 2014/05/16 13:25:06 UTC
[jira] [Resolved] (XERCESJ-1633) Xerces crashes when validating an
XML with an XSD that contains asserts
[ https://issues.apache.org/jira/browse/XERCESJ-1633?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mukul Gandhi resolved XERCESJ-1633.
-----------------------------------
Resolution: Fixed
fix was committed with SVN revision 1594899. new psychopath jar was added. as suggested, printStackTrace calls were also removed.
> Xerces crashes when validating an XML with an XSD that contains asserts
> -----------------------------------------------------------------------
>
> Key: XERCESJ-1633
> URL: https://issues.apache.org/jira/browse/XERCESJ-1633
> Project: Xerces2-J
> Issue Type: Bug
> Components: XML Schema 1.1 Structures
> Affects Versions: 2.11.0
> Reporter: Octavian Nadolu
> Assignee: Mukul Gandhi
> Attachments: assert.xsd, dashboard.xml
>
>
> One of Oxygen users reported us a crash, If you validate "dashboard.xml" with "assert.xsd" schema.
> A NullPointerException is thrown in the XPath2 library, when the assert xpath expression is evaluated. This exception is cached in "org.eclipse.wst.xml.xpath2.processor.internal.function.FsEq" class, "do_cmp_value_op()" method at line 381.
> The problem is that there is a System.exit(1) in that method, and after the exception is printed in output, the System.exit is called.
> I looked in the sources of the XPath2 library and the problem was fixed in the last build of the XPath2 library, but Xerxes used an older version of the library (1.2.0). Maybe you can try to rebuild the XPath2 library and remove the System.exit.
> I tested on the xml-schema-1.1-dev branch.
> {code}
> java.lang.RuntimeException: cannot compare using method eq
> at org.eclipse.wst.xml.xpath2.processor.internal.function.FsEq.do_cmp_value_op(FsEq.java:381)
> at org.eclipse.wst.xml.xpath2.processor.internal.function.FsEq.fs_eq_value(FsEq.java:116)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:592)
> at org.eclipse.wst.xml.xpath2.processor.internal.function.FsEq.do_general_pair(FsEq.java:221)
> at org.eclipse.wst.xml.xpath2.processor.internal.function.FsEq.do_cmp_general_op(FsEq.java:308)
> at org.eclipse.wst.xml.xpath2.processor.internal.function.FsEq.fs_eq_general(FsEq.java:253)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:635)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.CmpExpr.accept(CmpExpr.java:106)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_bin_args(DefaultEvaluator.java:803)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_logic_exp(DefaultEvaluator.java:509)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:545)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.AndExpr.accept(AndExpr.java:39)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_expr(DefaultEvaluator.java:314)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_predicate(DefaultEvaluator.java:2072)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:2114)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.AxisStep.accept(AxisStep.java:46)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:1251)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.XPathExpr.accept(XPathExpr.java:43)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_bin_args(DefaultEvaluator.java:803)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_logic_exp(DefaultEvaluator.java:509)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:545)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.AndExpr.accept(AndExpr.java:39)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_expr(DefaultEvaluator.java:314)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:1566)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.ParExpr.accept(ParExpr.java:40)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:2132)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.FilterExpr.accept(FilterExpr.java:52)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:1251)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.XPathExpr.accept(XPathExpr.java:43)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_bin_args(DefaultEvaluator.java:802)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_logic_exp(DefaultEvaluator.java:509)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:531)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.OrExpr.accept(OrExpr.java:37)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:1600)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.FunctionCall.accept(FunctionCall.java:46)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:2132)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.FilterExpr.accept(FilterExpr.java:52)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:1251)
> at org.eclipse.wst.xml.xpath2.processor.internal.ast.XPathExpr.accept(XPathExpr.java:43)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.do_expr(DefaultEvaluator.java:314)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.visit(DefaultEvaluator.java:335)
> at org.eclipse.wst.xml.xpath2.processor.ast.XPath.accept(XPath.java:43)
> at org.eclipse.wst.xml.xpath2.processor.DefaultEvaluator.evaluate(DefaultEvaluator.java:289)
> at org.apache.xerces.impl.xs.AbstractPsychoPathXPath2Impl.evaluateXPathExpr(AbstractPsychoPathXPath2Impl.java:133)
> at org.apache.xerces.impl.xs.XMLAssertPsychopathXPath2Impl.evaluateOneAssertion(XMLAssertPsychopathXPath2Impl.java:580)
> at org.apache.xerces.impl.xs.XMLAssertPsychopathXPath2Impl.evaluateAssertionsFromAComplexType(XMLAssertPsychopathXPath2Impl.java:530)
> at org.apache.xerces.impl.xs.XMLAssertPsychopathXPath2Impl.processAllAssertionsOnElement(XMLAssertPsychopathXPath2Impl.java:306)
> at org.apache.xerces.impl.xs.XMLAssertPsychopathXPath2Impl.endElement(XMLAssertPsychopathXPath2Impl.java:241)
> at org.apache.xerces.impl.xs.XSDAssertionValidator.handleEndElement(XSDAssertionValidator.java:138)
> at org.apache.xerces.impl.xs.XMLSchemaValidator.assertionValidatorEndElementDelegate(XMLSchemaValidator.java:2113)
> at org.apache.xerces.impl.xs.XMLSchemaValidator.handleEndElement(XMLSchemaValidator.java:2021)
> at org.apache.xerces.impl.xs.XMLSchemaValidator.endElement(XMLSchemaValidator.java:487)
> at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanEndElement(XMLNSDocumentScannerImpl.java:673)
> at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1645)
> at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:324)
> at org.apache.xerces.parsers.XML11Configuration.parse(XML11Configuration.java:890)
> at org.apache.xerces.parsers.XML11Configuration.parse(XML11Configuration.java:813)
> at org.apache.xerces.jaxp.validation.StreamValidatorHelper.validate(StreamValidatorHelper.java:186)
> at org.apache.xerces.jaxp.validation.ValidatorImpl.validate(ValidatorImpl.java:133)
> at javax.xml.validation.Validator.validate(Validator.java:82)
> at XercesValidation.main(XercesValidation.java:277)
> Caused by: java.lang.NullPointerException
> at org.eclipse.wst.xml.xpath2.processor.internal.types.XSAnyURI.eq(XSAnyURI.java:122)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:592)
> at org.eclipse.wst.xml.xpath2.processor.internal.function.FsEq.do_cmp_value_op(FsEq.java:365)
> ... 63 more
> {code}
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