Hi

I am using the cxf 2.3.6 (we haven't upgraded yet to 2.4.0) and we have the 
following exception on deploy (not in runtime)

ERROR 2011-04-19 12:24:13,900 http-8080-8: 
org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:220):
 Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean 
with name 'medline': Invocation of init method failed; nested exception is 
java.lang.NullPointerException
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1420)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:519)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:291)
        at 
org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:288)
        at 
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:190)
        at 
org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:580)
        at 
org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:895)
        at 
org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:425)
        at 
org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:276)
        at 
org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:197)
        at 
org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
        at 
org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4135)
        at 
org.apache.catalina.core.StandardContext.start(StandardContext.java:4630)
        at 
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)
        at 
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:546)
        at org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:905)
        at 
org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:525)
        at org.apache.catalina.startup.HostConfig.check(HostConfig.java:1359)
        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:597)
        at 
org.apache.tomcat.util.modeler.BaseModelMBean.invoke(BaseModelMBean.java:297)
        at 
com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.invoke(DefaultMBeanServerInterceptor.java:836)
        at 
com.sun.jmx.mbeanserver.JmxMBeanServer.invoke(JmxMBeanServer.java:761)
        at 
org.apache.catalina.manager.ManagerServlet.check(ManagerServlet.java:1500)
        at 
org.apache.catalina.manager.ManagerServlet.deploy(ManagerServlet.java:849)
        at 
org.apache.catalina.manager.ManagerServlet.doGet(ManagerServlet.java:351)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
        at 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:563)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
        at 
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857)
        at 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
        at 
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
        at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.NullPointerException
        at 
org.apache.cxf.aegis.type.AbstractTypeCreator.isArray(AbstractTypeCreator.java:167)
        at 
org.apache.cxf.aegis.type.AbstractTypeCreator.createTypeForClass(AbstractTypeCreator.java:113)
        at 
org.apache.cxf.aegis.type.AbstractTypeCreator.createType(AbstractTypeCreator.java:390)
        at 
org.apache.cxf.aegis.type.basic.BeanTypeInfo.getType(BeanTypeInfo.java:192)
        at 
org.apache.cxf.aegis.type.basic.BeanType.getDependencies(BeanType.java:532)
        at 
org.apache.cxf.aegis.databinding.AegisDatabinding.addDependencies(AegisDatabinding.java:394)
        at 
org.apache.cxf.aegis.databinding.AegisDatabinding.addDependencies(AegisDatabinding.java:399)
        at 
org.apache.cxf.aegis.databinding.AegisDatabinding.addDependencies(AegisDatabinding.java:399)
        at 
org.apache.cxf.aegis.databinding.AegisDatabinding.initializeMessage(AegisDatabinding.java:370)
        at 
org.apache.cxf.aegis.databinding.AegisDatabinding.initializeOperation(AegisDatabinding.java:276)
        at 
org.apache.cxf.aegis.databinding.AegisDatabinding.initialize(AegisDatabinding.java:239)
        at 
org.apache.cxf.service.factory.AbstractServiceFactoryBean.initializeDataBindings(AbstractServiceFactoryBean.java:86)
        at 
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.buildServiceFromClass(ReflectionServiceFactoryBean.java:442)
        at 
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.initializeServiceModel(ReflectionServiceFactoryBean.java:505)
        at 
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.create(ReflectionServiceFactoryBean.java:242)
        at 
org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.createEndpoint(AbstractWSDLBasedEndpointFactory.java:101)
        at 
org.apache.cxf.frontend.ServerFactoryBean.create(ServerFactoryBean.java:148)
        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:597)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeCustomInitMethod(AbstractAutowireCapableBeanFactory.java:1544)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1485)
        at 
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1417)
        ... 45 more

The problem is when we try to send back classes with generics like the one 
below in the output. 

interface

        public Pair<Integer, Integer> getPair();

----------------------------------


public class Pair<T1, T2> {
    private T1 first;
    private T2 second;

    public Pair(T1 first, T2 second) {
        this.first = first;
        this.second = second;
    }

    public Pair() {
    }

    public T1 getFirst() {
        return first;
    }

    public void setFirst(T1 first) {
        this.first = first;
    }

    public T2 getSecond() {
        return second;
    }

    public void setSecond(T2 second) {
        this.second = second;
    }
    
    @Override
    public String toString() {
        return "First: " + first + ", Second: " + second;
    }
}


So we thought that aegis have some problems with generic types and we did

        public class IntegerPair extends Pair<Integer, Integer> {
                // more bean stuff
        }


in order to get a more concrete type but that failed with the exact same error.

In the same breadth 
        public class OurMap extends Map<Integer, Integer> {
        }
doesn't have this problem (at least on deploy)

IIRC this was working with 2.2.6 and I was wondering if this is a bug or 
intended behavior in the sense that aegis shouldn't allow this kind of use or 
is Map special?

Thanks in advance

        Vassilis Virvilis

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