NPE while namespace creation in 
--------------------------------

                 Key: TUSCANY-2034
                 URL: https://issues.apache.org/jira/browse/TUSCANY-2034
             Project: Tuscany
          Issue Type: Bug
          Components: Java SCA Axis Binding Extension
    Affects Versions: Java-SCA-1.0.1
            Reporter: clemens utschig
             Fix For: Java-SCA-1.1


when the wsdl is generated from a java interface, and the namespace pairs 
generated - I get a nullpointer exception in my enviroment.

Caused by: java.lang.NullPointerException
        at 
org.apache.tuscany.sca.interfacedef.wsdl.java2wsdl.Java2WSDLHelper.promote(Java2WSDLHelper.java:196)
        at 
org.apache.tuscany.sca.interfacedef.wsdl.java2wsdl.Java2WSDLHelper.readInlineSchemas(Java2WSDLHelper.java:236)
        at 
org.apache.tuscany.sca.interfacedef.wsdl.java2wsdl.Java2WSDLHelper.createWSDLInterfaceContract(Java2WSDLHelper.java:145)
        at 
org.apache.tuscany.sca.binding.ws.axis2.Axis2ReferenceBindingProvider.<init>(Axis2ReferenceBindingProvider.java:51)
        at 
org.apache.tuscany.sca.binding.ws.axis2.Axis2BindingProviderFactory.createReferenceBindingProvider(Axis2BindingProviderFactory.java:53)
        at 
org.apache.tuscany.sca.binding.ws.axis2.Axis2BindingProviderFactory.createReferenceBindingProvider(Axis2BindingProviderFactory.java:40)
        at 
org.apache.tuscany.sca.provider.DefaultProviderFactoryExtensionPoint$LazyBindingProviderFactory.createReferenceBindingProvider(DefaultProviderFactoryExtensionPoint.java:190)
        at 
org.apache.tuscany.sca.core.assembly.CompositeActivatorImpl.addReferenceBindingProvider(CompositeActivatorImpl.java:176)
        at 
org.apache.tuscany.sca.core.assembly.CompositeActivatorImpl.activate(CompositeActivatorImpl.java:133)
        at 
org.apache.tuscany.sca.core.assembly.CompositeActivatorImpl.activate(CompositeActivatorImpl.java:752)

this happens when the nodeMap from  NamedNodeMap nodeMap = 
root.getAttributes(); is null - and when the element.getNodeName == "#document" 
- and hence has no attributes.

adding a nullcheck fixes this ..


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