[jboss-user] [JBoss jBPM] - Please help, its urgent (BPEL involving call to a service in
ram_kumar
do-not-reply at jboss.com
Tue Jul 10 07:06:09 EDT 2007
Hi,
I get the following error when one webservice residing in the service mix called by another one which is a bpel application.
| 16:18:41,869 ERROR [StartListener] could not start process instance
| org.jbpm.graph.def.DelegationException
| at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:367)
| at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:358)
| at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:358)
| at sun.reflect.GeneratedMethodAccessor98.invoke(Unknown Source)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.bpel.graph.def.CompositeActivity$$EnhancerByCGLIB$$6b1056f4.raiseException(<generated>)
| at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:358)
| at org.jbpm.graph.def.GraphElement.raiseException(GraphElement.java:358)
| at org.jbpm.bpel.graph.def.Activity.enter(Activity.java:110)
| at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$4e41da69.enter(<generated>)
| at org.jbpm.graph.def.Transition.take(Transition.java:151)
| at org.jbpm.graph.def.Node.leave(Node.java:393)
| at org.jbpm.bpel.graph.def.Activity.leave(Activity.java:184)
| at org.jbpm.bpel.graph.basic.Assign.execute(Assign.java:55)
| at org.jbpm.bpel.graph.def.Activity.enter(Activity.java:105)
| at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$4e41da69.enter(<generated>)
| at org.jbpm.graph.def.Transition.take(Transition.java:151)
| at org.jbpm.graph.def.Node.leave(Node.java:393)
| at org.jbpm.bpel.graph.def.Activity.leave(Activity.java:184)
| at org.jbpm.bpel.graph.basic.Invoke.execute(Invoke.java:47)
| at org.jbpm.bpel.graph.def.Activity.enter(Activity.java:105)
| at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$4e41da69.enter(<generated>)
| at org.jbpm.graph.def.Transition.take(Transition.java:151)
| at org.jbpm.graph.def.Node.leave(Node.java:393)
| at org.jbpm.bpel.graph.def.Activity.leave(Activity.java:184)
| at org.jbpm.bpel.graph.basic.Assign.execute(Assign.java:55)
| at org.jbpm.bpel.graph.def.Activity.enter(Activity.java:105)
| at sun.reflect.GeneratedMethodAccessor96.invoke(Unknown Source)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$4e41da69.enter(<generated>)
| at org.jbpm.graph.def.Transition.take(Transition.java:151)
| at org.jbpm.graph.def.Node.leave(Node.java:393)
| 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:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.bpel.graph.struct.StructuredActivity$Begin$$EnhancerByCGLIB$$8749bd97.leave(<generated>)
| at org.jbpm.bpel.graph.struct.StructuredActivity.execute(StructuredActivity.java:58)
| at org.jbpm.bpel.graph.struct.StructuredActivity$Begin.leave(StructuredActivity.java:222)
| at org.jbpm.graph.def.Node.execute(Node.java:349)
| at org.jbpm.bpel.graph.def.Activity.enter(Activity.java:105)
| at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
| at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
| at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
| at java.lang.reflect.Method.invoke(Method.java:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.bpel.graph.struct.StructuredActivity$Begin$$EnhancerByCGLIB$$8749bd97.enter(<generated>)
| at org.jbpm.graph.def.Transition.take(Transition.java:151)
| at org.jbpm.graph.def.Node.leave(Node.java:393)
| at org.jbpm.bpel.graph.def.Activity.leave(Activity.java:184)
| at org.jbpm.bpel.graph.struct.ProcessInstanceStarter.visit(ProcessInstanceStarter.java:66)
| at org.jbpm.bpel.graph.basic.Receive.accept(Receive.java:81)
| 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:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.bpel.graph.basic.Receive$$EnhancerByCGLIB$$7b6128d6.accept(<generated>)
| at org.jbpm.bpel.graph.struct.ProcessInstanceStarter.visit(ProcessInstanceStarter.java:100)
| at org.jbpm.bpel.graph.struct.Sequence.accept(Sequence.java:104)
| 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:585)
| at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:185)
| at org.jbpm.bpel.graph.def.Activity$$EnhancerByCGLIB$$87daeca1.accept(<generated>)
| at org.jbpm.bpel.graph.struct.ProcessInstanceStarter.visit(ProcessInstanceStarter.java:54)
| at org.jbpm.bpel.graph.def.BpelDefinition.messageReceived(BpelDefinition.java:111)
| at org.jbpm.bpel.integration.jms.StartListener.onMessage(StartListener.java:124)
| at org.jboss.mq.SpyMessageConsumer.run(SpyMessageConsumer.java:696)
| at java.lang.Thread.run(Thread.java:595)
| Caused by: java.lang.NullPointerException
| at org.jbpm.bpel.integration.client.SoapClient.writeDocumentPart(SoapClient.java:304)
| at org.jbpm.bpel.integration.client.SoapClient.writeDocumentBody(SoapClient.java:276)
| at org.jbpm.bpel.integration.client.SoapClient.writeMessage(SoapClient.java:196)
| at org.jbpm.bpel.integration.client.SoapClient.callImpl(SoapClient.java:143)
| at org.jbpm.bpel.integration.client.SoapClient.call(SoapClient.java:111)
| at org.jbpm.bpel.integration.jms.JmsIntegrationService.invoke(JmsIntegrationService.java:242)
| at org.jbpm.bpel.graph.basic.Invoke.execute(Invoke.java:46)
| at org.jbpm.bpel.graph.def.Activity.enter(Activity.java:105)
| ... 77 more
|
The first service calls another ordinary service (fileread) and also another service (ftpinput) which is in service mix.
The bpel file is given below.
| <?xml version="1.0" encoding="UTF-8"?>
| <process name="BatchProductBusiness" targetNamespace="http://blwb.abc.com/getGlobalService"
| xmlns="http://schemas.xmlsoap.org/ws/2003/03/business-process/"
| xmlns:tns="http://blwb.abc.com/getGlobalService"
| xmlns:bpel="http://schemas.xmlsoap.org/ws/2003/03/business-process/"
| xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
| xsi:schemaLocation="http://schemas.xmlsoap.org/ws/2003/03/business-process/
| http://schemas.xmlsoap.org/ws/2003/03/business-process/">
|
| <partnerLinks>
| <!-- establishes the relationship with the caller agent -->
| <partnerLink name="caller" partnerLinkType="tns:BatchProduct-Caller"
| myRole="BatchProduct" />
|
|
| <partnerLink name="fileread" partnerLinkType="tns:filereadLT"
| partnerRole="FileRead" />
|
|
| <partnerLink name="ftpinput" partnerLinkType="tns:ftpinputLT"
| partnerRole="FetchService" />
|
|
| </partnerLinks>
|
| <variables>
| <!-- holds the incoming message -->
| <variable name="request" messageType="tns:nameMessage" />
| <!-- holds the outgoing message -->
| <variable name="response" messageType="tns:greetingMessage" />
| <variable name="getDunsDocumentRequest" messageType="tns:fileReadRequestMessage" />
| <variable name="getDunsDocumentResponse" messageType="tns:fileReadResponseMessage" />
|
|
| <variable name="getFileRequest" messageType="tns:ftpinputRequestMessage" />
| <variable name="getFileResponse" messageType="tns:ftpinputResponseMessage" />
|
|
|
| <variable name="POFault" messageType="tns:orderFaultType" />
|
|
| </variables>
|
|
| <faultHandlers>
|
| <catch faultName="tns:cannotCompleteOrder" faultVariable="POFault">
|
| <reply partnerLink="caller" portType="tns:BatchProduct"
| operation="sayHello" variable="POFault"
| faultName="cannotCompleteOrder" />
|
| </catch>
|
| </faultHandlers>
|
|
|
| <sequence>
|
| <!-- receive the name of a person -->
| <receive operation="sayHello" partnerLink="caller" portType="tns:BatchProduct"
| variable="request" createInstance="yes" />
|
|
|
| <sequence>
|
|
|
|
| <assign>
| <copy>
| <from variable="request" part="name" />
| <to variable="getDunsDocumentRequest" part="getDunsDocumentRequest" />
| </copy>
| </assign>
|
|
|
|
| <invoke partnerLink="fileread" portType="tns:FileRead"
| operation="getDunsDocument" inputVariable="getDunsDocumentRequest"
| outputVariable="getDunsDocumentResponse">
| </invoke>
|
|
| <assign>
| <copy>
| <from variable="getDunsDocumentResponse" part="getDunsDocumentResponse" />
| <to variable="getFileRequest" part="getFileRequest" />
| </copy>
| </assign>
|
|
|
|
| <invoke partnerLink="ftpinput" portType="tns:FTPInputPortType"
| operation="getFile" inputVariable="getFileRequest"
| outputVariable="getFileResponse">
| </invoke>
|
| <assign>
| <copy>
| <from variable="getFileResponse" part="getFileResponse" />
| <to variable="response" part="greeting" />
| </copy>
| </assign>
|
|
|
| </sequence>
|
| <!-- reply with the greeting -->
| <reply operation="sayHello" partnerLink="caller" portType="tns:BatchProduct"
| variable="response" />
| </sequence>
|
| </process>
|
|
The wsdl file is given below.
| <?xml version="1.0" encoding="UTF-8"?>
| <definitions targetNamespace="http://blwb.abc.com/getGlobalService"
| xmlns="http://schemas.xmlsoap.org/wsdl/"
| xmlns:pos="http://blwb.abc.com/getGlobalService"
| xmlns:xsd="http://www.w3.org/2001/XMLSchema"
| xmlns:plt="http://schemas.xmlsoap.org/ws/2003/05/partner-link/"
| xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
| xsi:schemaLocation="http://schemas.xmlsoap.org/wsdl/
| http://schemas.xmlsoap.org/wsdl/
| http://schemas.xmlsoap.org/ws/2003/05/partner-link/
| http://schemas.xmlsoap.org/ws/2003/05/partner-link/">
|
| <!-- characterizes the relationship between the greeter and its caller -->
| <plt:partnerLinkType name="BatchProduct-Caller">
| <plt:role name="BatchProduct">
| <plt:portType name="pos:BatchProduct" />
| </plt:role>
| <!-- the Caller does not provide services to the BatchProduct,
| this is why we omit the "Caller" role -->
| </plt:partnerLinkType>
|
| <plt:partnerLinkType name="filereadLT">
| <plt:role name="FileRead">
| <plt:portType name="pos:FileRead" />
| </plt:role>
|
| </plt:partnerLinkType>
|
|
|
| <plt:partnerLinkType name="ftpinputLT">
| <plt:role name="FetchService">
| <plt:portType name="pos:FTPInputPortType" />
| </plt:role>
|
| </plt:partnerLinkType>
|
|
|
| <types>
| <xsd:schema>
| <xsd:import namespace="http://blwb.abc.com/getGlobalService"
| schemaLocation="bestlinkage.xsd" />
| </xsd:schema>
| </types>
| <!-- carries the name of a person -->
| <message name="nameMessage">
| <part name="name" type="xsd:string" />
| </message>
|
| <!-- carries the greeting -->
| <message name="greetingMessage">
| <part name="greeting" type="xsd:string" />
| </message>
| <message name="fileReadRequestMessage">
| <part name="getDunsDocumentRequest" type="xsd:string" />
| </message>
|
| <message name="fileReadResponseMessage">
| <part name="getDunsDocumentResponse" type="xsd:string" />
| </message>
|
|
| <message name="ftpinputRequestMessage">
| <part name="getFileRequest" type="xsd:string" />
| </message>
|
| <message name="ftpinputResponseMessage">
| <part name="getFileResponse" type="xsd:string" />
| </message>
|
|
|
|
| <message name="orderFaultType">
| <part name="problemInfo" element="pos:problemInfo" />
| </message>
|
| <!-- describes the interface presented to callers -->
| <portType name="BatchProduct">
| <operation name="sayHello">
| <input message="pos:nameMessage" />
| <output message="pos:greetingMessage" />
| <fault name="cannotCompleteOrder" message="pos:orderFaultType" />
| </operation>
| </portType>
|
| <portType name="FileRead">
| <operation name="getDunsDocument">
| <input message="pos:fileReadRequestMessage" />
| <output message="pos:fileReadResponseMessage" />
| </operation>
| </portType>
|
| <portType name="FTPInputPortType">
| <operation name="getFile">
| <input message="pos:ftpinputRequestMessage" />
| <output message="pos:ftpinputResponseMessage" />
| </operation>
| </portType>
|
| </definitions>
|
The bpel-Application.xml is given below.
|
| <?xml version="1.0" encoding="UTF-8"?>
| <bpelApplication name="BatchProductBusiness" xmlns="http://jbpm.org/bpel"
| xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
| xsi:schemaLocation="http://jbpm.org/bpel
| http://jbpm.org/bpel/bpel_application_1_0.xsd" >
| <serviceCatalogs>
| <!-- listing of locally published WSDL documents -->
| <urlCatalog contextUrl="http://localhost:8080/">
| <!-- published WSDL document of fileread service -->
| <wsdl location="fileread/fileread?wsdl"/>
| </urlCatalog>
| <urlCatalog contextUrl="http://localhost:8080/">
| <!-- published WSDL document of ftpinput service -->
| <wsdl location="esb/jbi/ftpinservice/main.wsdl"/>
|
| </urlCatalog>
|
|
| </serviceCatalogs>
|
| </bpelApplication>
|
|
Please write to me where I am making the mistake ?
Thanks in advance,
Regards,
-veena-
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