Petals BC SOAP

Null pointer when calling external Web Service

Details

  • Type: Bug Bug
  • Status: Resolved Resolved
  • Priority: Blocker Blocker
  • Resolution: Fixed
  • Affects Version/s: 4.1
  • Fix Version/s: 4.1
  • Component/s: None
  • Security Level: Public
  • Description:
    Hide

    This may be a bc-soap bug OR a wrong sa, ...

    se-bpel and bc-soap and a sa with following JBI are installed:

    <?xml version="1.0" encoding="UTF-8"?>
    <!-- JBI descriptor for the Petals component petals-bc-soap-research  -->
    <jbi:jbi version="1.0" 
    	xmlns:jbi="http://java.sun.com/xml/ns/jbi"
    	xmlns:petalsCDK="http://petals.ow2.org/components/extensions/version-5"
    	xmlns:soap="http://petals.ow2.org/components/soap/version-4"
    	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    
    	<jbi:services binding-component="false">
    		<jbi:provides
    			interface-name="generatedNs:serviceA"
    			service-name="generatedNs:serviceA"
    			endpoint-name="serviceASOAP"
    			xmlns:generatedNs="http://ebmwebsourcing.com/genesis/sample/servicea">
    
    			<!-- CDK elements -->
    			<petalsCDK:validate-wsdl>true</petalsCDK:validate-wsdl>
    			<petalsCDK:wsdl>serviceA.wsdl</petalsCDK:wsdl>
    
    			<!-- Component specific elements -->
    			<soap:address>http://192.168.1.126:8088/ServiceAEndpoint</soap:address>
    			<soap:soap-version>1.1</soap:soap-version>
    			<soap:add-root>false</soap:add-root>
    			<soap:chunked-mode>false</soap:chunked-mode>
    			<soap:cleanup-transport>true</soap:cleanup-transport>
    			<soap:mode>SOAP</soap:mode>
    
    		</jbi:provides>
    	</jbi:services>
    </jbi:jbi>

    When a BPEL process tries to send a message to a partner (invoking a service represented by a su provide of the bc-soap),
    There is a null pointer exception:

    [Petals.Container.Components.petals-bc-soap-research]-FINE 2011-04-11 11:03:21,068 Calling external Web Service : http://192.168.1.126:8088/ServiceAEndpoint
    [Petals.Container.Components.petals-bc-soap-research]-FINE 2011-04-11 11:03:21,068 jbiOperation of the received exchange: {http://ebmwebsourcing.com/genesis/sample/servicea}Aop1
    [Petals.Container.Components.petals-bc-soap-research]-FINE 2011-04-11 11:03:21,068 soapAction of the received exchange: http://ebmwebsourcing.com/genesis/sample/servicea/NewOperation
    [Petals.Container.Components.petals-bc-soap-research]-WARNING 2011-04-11 11:03:21,122 Catch an exception on the WS invocation : Can't create get an Axis service client from the pool
    javax.jbi.messaging.MessagingException: Can't create get an Axis service client from the pool
    	at org.ow2.petals.binding.soap.SoapComponentContext.borrowServiceClient(SoapComponentContext.java:558)
    	at org.ow2.petals.binding.soap.listener.outgoing.SOAPCaller.call(SOAPCaller.java:250)
    	at org.ow2.petals.binding.soap.listener.outgoing.JBIListener.onJBIMessage(JBIListener.java:88)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.processInOutAsProvider(MessageExchangeProcessor.java:638)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.processAsProvider(MessageExchangeProcessor.java:373)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.process(MessageExchangeProcessor.java:235)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.run(MessageExchangeProcessor.java:178)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
    	at java.lang.Thread.run(Thread.java:680)
    Caused by: java.lang.NullPointerException
    	at org.ow2.petals.binding.soap.SoapComponentContext.borrowServiceClient(SoapComponentContext.java:478)
    	... 9 more

    The following code in src/main/java/org/ow2/petals/binding/soap/SoapComponentContext.java

    .... ? provides.getTimeout() : 300000l,

    and this one in src/main/java/org/ow2/petals/binding/soap/listener/outgoing/ServiceClientPoolObjectFactory.java

    ...   final long timeout = this.provides.getTimeout();

    seem to be the origin of the problem. If a static value is set, the bug disapears.

    Show
    This may be a bc-soap bug OR a wrong sa, ... se-bpel and bc-soap and a sa with following JBI are installed:
    <?xml version="1.0" encoding="UTF-8"?>
    <!-- JBI descriptor for the Petals component petals-bc-soap-research  -->
    <jbi:jbi version="1.0" 
    	xmlns:jbi="http://java.sun.com/xml/ns/jbi"
    	xmlns:petalsCDK="http://petals.ow2.org/components/extensions/version-5"
    	xmlns:soap="http://petals.ow2.org/components/soap/version-4"
    	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
    
    	<jbi:services binding-component="false">
    		<jbi:provides
    			interface-name="generatedNs:serviceA"
    			service-name="generatedNs:serviceA"
    			endpoint-name="serviceASOAP"
    			xmlns:generatedNs="http://ebmwebsourcing.com/genesis/sample/servicea">
    
    			<!-- CDK elements -->
    			<petalsCDK:validate-wsdl>true</petalsCDK:validate-wsdl>
    			<petalsCDK:wsdl>serviceA.wsdl</petalsCDK:wsdl>
    
    			<!-- Component specific elements -->
    			<soap:address>http://192.168.1.126:8088/ServiceAEndpoint</soap:address>
    			<soap:soap-version>1.1</soap:soap-version>
    			<soap:add-root>false</soap:add-root>
    			<soap:chunked-mode>false</soap:chunked-mode>
    			<soap:cleanup-transport>true</soap:cleanup-transport>
    			<soap:mode>SOAP</soap:mode>
    
    		</jbi:provides>
    	</jbi:services>
    </jbi:jbi>
    When a BPEL process tries to send a message to a partner (invoking a service represented by a su provide of the bc-soap), There is a null pointer exception:
    [Petals.Container.Components.petals-bc-soap-research]-FINE 2011-04-11 11:03:21,068 Calling external Web Service : http://192.168.1.126:8088/ServiceAEndpoint
    [Petals.Container.Components.petals-bc-soap-research]-FINE 2011-04-11 11:03:21,068 jbiOperation of the received exchange: {http://ebmwebsourcing.com/genesis/sample/servicea}Aop1
    [Petals.Container.Components.petals-bc-soap-research]-FINE 2011-04-11 11:03:21,068 soapAction of the received exchange: http://ebmwebsourcing.com/genesis/sample/servicea/NewOperation
    [Petals.Container.Components.petals-bc-soap-research]-WARNING 2011-04-11 11:03:21,122 Catch an exception on the WS invocation : Can't create get an Axis service client from the pool
    javax.jbi.messaging.MessagingException: Can't create get an Axis service client from the pool
    	at org.ow2.petals.binding.soap.SoapComponentContext.borrowServiceClient(SoapComponentContext.java:558)
    	at org.ow2.petals.binding.soap.listener.outgoing.SOAPCaller.call(SOAPCaller.java:250)
    	at org.ow2.petals.binding.soap.listener.outgoing.JBIListener.onJBIMessage(JBIListener.java:88)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.processInOutAsProvider(MessageExchangeProcessor.java:638)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.processAsProvider(MessageExchangeProcessor.java:373)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.process(MessageExchangeProcessor.java:235)
    	at org.ow2.petals.component.framework.process.MessageExchangeProcessor.run(MessageExchangeProcessor.java:178)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
    	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
    	at java.lang.Thread.run(Thread.java:680)
    Caused by: java.lang.NullPointerException
    	at org.ow2.petals.binding.soap.SoapComponentContext.borrowServiceClient(SoapComponentContext.java:478)
    	... 9 more
    The following code in src/main/java/org/ow2/petals/binding/soap/SoapComponentContext.java
    .... ? provides.getTimeout() : 300000l,
    and this one in src/main/java/org/ow2/petals/binding/soap/listener/outgoing/ServiceClientPoolObjectFactory.java
    ...   final long timeout = this.provides.getTimeout();
    seem to be the origin of the problem. If a static value is set, the bug disapears.
  • Environment:
    Unix-like ...
  1. sa-BPEL-su-BPEL-process1302513241429-provide.zip.zip
    (12 kB)
    Julien Lesbegueries
    Mon, 11 Apr 2011 - 11:21:38 +0200
  2. sa-SOAP-su-SOAP-serviceA1302513241580-1157793070-provide.zip.zip
    (11 kB)
    Julien Lesbegueries
    Mon, 11 Apr 2011 - 11:21:38 +0200

People

Dates

  • Created:
    Mon, 11 Apr 2011 - 11:18:43 +0200
    Updated:
    Wed, 28 Oct 2015 - 12:50:18 +0100
    Resolved:
    Wed, 28 Oct 2015 - 12:50:06 +0100