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From "Freeman Fang (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (CXF-4916) NPE before being checked in JaxWsServiceConfiguration.class
Date Mon, 25 Mar 2013 07:57:15 GMT

     [ https://issues.apache.org/jira/browse/CXF-4916?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Freeman Fang resolved CXF-4916.
-------------------------------

    Resolution: Duplicate
    
> NPE before being checked in JaxWsServiceConfiguration.class
> -----------------------------------------------------------
>
>                 Key: CXF-4916
>                 URL: https://issues.apache.org/jira/browse/CXF-4916
>             Project: CXF
>          Issue Type: Bug
>         Environment: jdk6
>            Reporter: jieying.xiong
>
> Exception in thread "main" java.lang.NullPointerException
> 	at java.lang.Class.isAssignableFrom(Native Method)
> 	at org.apache.cxf.jaxws.support.JaxWsServiceConfiguration.isWebMethod(JaxWsServiceConfiguration.java:166)
> 	at org.apache.cxf.jaxws.support.JaxWsServiceConfiguration.isOperation(JaxWsServiceConfiguration.java:205)
> 	at org.apache.cxf.service.factory.ReflectionServiceFactoryBean.isValidMethod(ReflectionServiceFactoryBean.java:1932)
> 	at org.apache.cxf.service.factory.ReflectionServiceFactoryBean.createInterface(ReflectionServiceFactoryBean.java:981)
> 	at org.apache.cxf.service.factory.ReflectionServiceFactoryBean.buildServiceFromClass(ReflectionServiceFactoryBean.java:469)
> 	at org.apache.cxf.jaxws.support.JaxWsServiceFactoryBean.buildServiceFromClass(JaxWsServiceFactoryBean.java:690)
> 	at org.apache.cxf.service.factory.ReflectionServiceFactoryBean.initializeServiceModel(ReflectionServiceFactoryBean.java:540)
> 	at org.apache.cxf.service.factory.ReflectionServiceFactoryBean.create(ReflectionServiceFactoryBean.java:252)
> 	at org.apache.cxf.jaxws.support.JaxWsServiceFactoryBean.create(JaxWsServiceFactoryBean.java:205)
> 	at org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.createEndpoint(AbstractWSDLBasedEndpointFactory.java:101)
> 	at org.apache.cxf.frontend.ClientFactoryBean.create(ClientFactoryBean.java:90)
> 	at org.apache.cxf.frontend.ClientProxyFactoryBean.create(ClientProxyFactoryBean.java:156)
> 	at org.apache.cxf.jaxws.JaxWsProxyFactoryBean.create(JaxWsProxyFactoryBean.java:156)
> ....
> ---------------------------
> Here is the concerned code snippet (JaxWsServiceConfiguration.java.isWebMethod():
> implInfo.getSEIClass() null check is after cls.isAssignableFrom(implInfo.getSEIClass())
threw an exception, I'm trying to move it ahead to solve my problem.
>         if ((wm != null && !wm.exclude()) || (cls.isInterface() 
>                 && cls.isAssignableFrom(implInfo.getSEIClass()))) {
>             return Boolean.TRUE;
>         }
>         if (method.getDeclaringClass().isInterface()) {
>             return hasWebServiceAnnotation(method);
>         }
>         if (implInfo.getSEIClass() == null) {
>             return hasWebServiceAnnotation(method)
>                 && !Modifier.isFinal(method.getModifiers())
>                 && !Modifier.isStatic(method.getModifiers());
>         }
>         return implInfo.getSEIClass().isAssignableFrom(method.getDeclaringClass());

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