[CAMEL-13038] Type Convert Problem for XQuery Build In founction

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Information Provided
• Affects Version/s: 2.22.2
• Component/s: camel-saxon
• Estimated Complexity: Unknown
• Assignee: Unassigned
• Reporter: W.Y
• Created: 07/Jan/19 15:50
• Updated: 14/Jun/19 20:19
• Resolved: 14/Jun/19 20:19

Description

when we send XML message to XQuery endpoint, it has problem with XML parsing 

Im XQuery the build in function looks like below :

declare variable $in.body as element external;
return xf:my_xquery_function($request)

 

the exception we got looks like 

 

org.apache.camel.RuntimeExpressionException: net.sf.saxon.trans.XPathException: Required item type of value of variable $in.body is element(); supplied value has item type Q

{http://saxon.sf.net/java-t ype}

org.apache.camel.converter.stream.CachedOutputStream-WrappedInputStream

        at org.apache.camel.component.xquery.XQueryBuilder.evaluate(XQueryBuilder.java:155) ~[classes!/:na]

        at org.apache.camel.component.xquery.XQueryBuilder.evaluate(XQueryBuilder.java:120) ~[classes!/:na]

        at org.apache.camel.processor.TransformProcessor.process(TransformProcessor.java:50) ~[camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:548) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.Pipeline.process(Pipeline.java:138) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.Pipeline.process(Pipeline.java:101) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.ChoiceProcessor.process(ChoiceProcessor.java:117) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.RedeliveryErrorHandler.process(RedeliveryErrorHandler.java:548) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.Pipeline.process(Pipeline.java:138) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.Pipeline.process(Pipeline.java:101) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.processor.CamelInternalProcessor.process(CamelInternalProcessor.java:201) [camel-core-2.22.1.jar!/:2.22.1]

        at org.apache.camel.component.cxf.CxfConsumer$CxfConsumerInvoker.asyncInvoke(CxfConsumer.java:185) [camel-cxf-2.22.1.jar!/:2.22.1]

        at org.apache.camel.component.cxf.CxfConsumer$CxfConsumerInvoker.invoke(CxfConsumer.java:161) [camel-cxf-2.22.1.jar!/:2.22.1]

        at org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:59) [cxf-core-3.2.5.jar!/:3.2.5]

        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_121]

        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [na:1.8.0_121]

        at org.apache.cxf.interceptor.ServiceInvokerInterceptor$2.run(ServiceInvokerInterceptor.java:126) [cxf-core-3.2.5.jar!/:3.2.5]

        at org.apache.cxf.workqueue.SynchronousExecutor.execute(SynchronousExecutor.java:37) [cxf-core-3.2.5.jar!/:3.2.5]

        at org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:131) [cxf-core-3.2.5.jar!/:3.2.5]

        at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:308) [cxf-core-3.2.5.jar!/:3.2.5]

        at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121) [cxf-core-3.2.5.jar!/:3.2.5]

        at org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:267) [cxf-rt-transports-http-3.2.5.jar!/:3.2.5]

        at org.apache.cxf.transport.http_jetty.JettyHTTPDestination.doService(JettyHTTPDestination.java:247) [cxf-rt-transports-http-jetty-3.2.5.jar!/:3.2.5]

        at org.apache.cxf.transport.http_jetty.JettyHTTPHandler.handle(JettyHTTPHandler.java:79) [cxf-rt-transports-http-jetty-3.2.5.jar!/:3.2.5]

        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:257) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1317) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:205) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1219) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:219) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.Server.handle(Server.java:531) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:352) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:260) [jetty-server-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:281) [jetty-io-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:102) [jetty-io-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:118) [jetty-io-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:762) [jetty-util-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:680) [jetty-util-9.4.11.v20180605.jar!/:9.4.11.v20180605]

        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_121]

Caused by: net.sf.saxon.trans.XPathException: Required item type of value of variable $in.body is element(); supplied value has item type Q{http://saxon.sf.net/java-type}org.apache.camel.converter.str

eam.CachedOutputStream-WrappedInputStream

        at net.sf.saxon.expr.ItemTypeCheckingFunction.testConformance(ItemTypeCheckingFunction.java:76) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.ItemTypeCheckingFunction.mapItem(ItemTypeCheckingFunction.java:48) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.ItemMappingIterator.next(ItemMappingIterator.java:113) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.CardinalityCheckingIterator.<init>(CardinalityCheckingIterator.java:52) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.type.TypeHierarchy.applyFunctionConversionRules(TypeHierarchy.java:239) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.instruct.GlobalParameterSet.convertParameterValue(GlobalParameterSet.java:106) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.Controller.getConvertedParameter(Controller.java:394) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.instruct.GlobalParam.evaluateVariable(GlobalParam.java:64) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.GlobalVariableReference.evaluateVariable(GlobalVariableReference.java:130) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.parser.ExpressionTool.evaluate(ExpressionTool.java:320) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.UserFunctionCall.evaluateArguments(UserFunctionCall.java:625) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.UserFunctionCall.evaluateArguments(UserFunctionCall.java:605) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.UserFunctionCall.callFunction(UserFunctionCall.java:509) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.UserFunctionCall.evaluateItem(UserFunctionCall.java:470) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.parser.ExpressionTool.evaluate(ExpressionTool.java:328) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.UserFunctionCall.evaluateArguments(UserFunctionCall.java:625) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.UserFunctionCall.evaluateArguments(UserFunctionCall.java:605) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.expr.UserFunctionCall.process(UserFunctionCall.java:567) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.query.XQueryExpression.run(XQueryExpression.java:411) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at net.sf.saxon.query.XQueryExpression.pull(XQueryExpression.java:485) ~[Saxon-HE-9.8.0-12.jar!/:na]

        at org.apache.camel.component.xquery.XQueryBuilder.evaluateAsDOM(XQueryBuilder.java:189) ~[classes!/:na]

        at org.apache.camel.component.xquery.XQueryBuilder.evaluate(XQueryBuilder.java:145) ~[classes!/:na]

        ... 42 common frames omitted