Re: Databinding issue when axis2 service uses OMElement as parameter types.

Tue, 04 Nov 2008 09:09:26 -0800 

Hi,
Axiom databinding does support copy. Do you have databinding-axiom on your classpath? 

Thanks,
Raymond

From: Ramkumar R
Sent: Tuesday, November 04, 2008 4:10 AM
To: [email protected]

Subject: Databinding issue when axis2 service uses OMElement as parameter 
types.




I am seeing the below shown exception, when axis2 service uses OMElement as 
parameter types


@Remotable
public interface FileUploadService {

   public String saveFile(String filename, OMElement attachment) throws 
Exception;

}


Exception in thread "main" java.lang.IllegalArgumentException: Pass-by-value 
is not supported for the given object
   at 
org.apache.tuscany.sca.databinding.javabeans.JavaBeansDataBinding.copy(JavaBeansDataBinding.java:106)
   at 
org.apache.tuscany.sca.databinding.DefaultDataBindingExtensionPoint$LazyDataBinding.copy(DefaultDataBindingExtensionPoint.java:155)
   at 
org.apache.tuscany.sca.core.databinding.wire.PassByValueInterceptor.copy(PassByValueInterceptor.java:256)
   at 
org.apache.tuscany.sca.core.databinding.wire.PassByValueInterceptor.copyFault(PassByValueInterceptor.java:136)
   at 
org.apache.tuscany.sca.core.databinding.wire.PassByValueInterceptor.invoke(PassByValueInterceptor.java:119)
   at 
org.apache.tuscany.sca.binding.sca.impl.SCABindingInvoker.invoke(SCABindingInvoker.java:61)
   at 
org.apache.tuscany.sca.core.databinding.wire.PassByValueInterceptor.invoke(PassByValueInterceptor.java:112)
   at 
org.apache.tuscany.sca.core.invocation.JDKInvocationHandler.invoke(JDKInvocationHandler.java:287)
   at 
org.apache.tuscany.sca.core.invocation.JDKInvocationHandler.invoke(JDKInvocationHandler.java:154)

   at $Proxy14.getGreetings(Unknown Source)
   at helloworld.HelloWorldClient.main(HelloWorldClient.java:47)

Caused by: java.io.NotSerializableException: 
com.sun.xml.bind.v2.model.nav.ReflectionNavigator$4

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1108)
   at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:324)
   at java.util.ArrayList.writeObject(ArrayList.java:595)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

   at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
   at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

   at java.lang.reflect.Method.invoke(Method.java:615)

   at 
java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:972)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1426)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)

   at 
java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1462)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1434)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)
   at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:324)
   at java.util.ArrayList.writeObject(ArrayList.java:595)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

   at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
   at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

   at java.lang.reflect.Method.invoke(Method.java:615)

   at 
java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:972)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1426)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)

   at 
java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1462)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1434)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)

   at 
java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1462)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1434)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)
   at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:324)
   at java.util.ArrayList.writeObject(ArrayList.java:595)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

   at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
   at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

   at java.lang.reflect.Method.invoke(Method.java:615)

   at 
java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:972)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1426)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)

   at 
java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1462)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1434)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)

   at 
java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1462)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1434)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)

   at 
java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1462)
   at 
java.io.ObjectOutputStream.defaultWriteObject(ObjectOutputStream.java:413)

   at java.lang.Throwable.writeObject(Throwable.java:320)
   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

   at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
   at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

   at java.lang.reflect.Method.invoke(Method.java:615)

   at 
java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:972)
   at 
java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1426)
   at 
java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1377)

   at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1106)
   at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:324)

   at 
org.apache.tuscany.sca.databinding.javabeans.JavaBeansDataBinding.copy(JavaBeansDataBinding.java:75)

   ... 10 more


Looks like pass-by-value is not supported for OMElement. Can someone 
clarify, why we have it this way?


--
Thanks & Regards,

Ramkumar Ramalingam 






















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