Re: AegisDataBinding throwing NullPointer
Benson,
Thank you for resolving the issue I logged so quickly.
I'm guessing it is available in the trunk? (if not, I can wait till the next
snapshot)
thanks again!
Judes
On 4/6/08, Benson Margulies [EMAIL PROTECTED] wrote:
Aegis does not support unqualified schema. However, it should have just
made
up one for you. Please post a JIRA.
On Sun, Apr 6, 2008 at 2:40 AM, Judes Tumuhairwe
[EMAIL PROTECTED]
wrote:
Hi,
I have an interesting case binding/marshalling complex types using the
2.1
snapshot. A NullPointer is thrown [in NamespaceHelper.getPrefix() ] when
I
used AegisDataBinding but it works perfectly fine when I use JAXB (see
the
comment me to use JAXB line in the server client).
Question: Do I absolutely have to have a prefix for my namespace? How
come
it works fine with primitives? [actually I was trying to get the service
working with some interfaces abstract classes was running into no
write
method for property xxx so when I took them out dealt with POJOs, I
ran
into this NPE.]
About the environment: Eclipse Europa, Win XP, Java 1.6
I have 2 beans, the interface and the implementation, the server the
client (all in the same package).
First, here is the stacktrace:
Apr 6, 2008 2:06:05 AM
org.apache.cxf.service.factory.ReflectionServiceFactoryBean
buildServiceFromClass
INFO: Creating Service {http://education.toorosystems.com/}University
http://education.toorosystems.com/%7DUniversityfrom
class com.toorosystems.education.University
Exception in thread main java.lang.NullPointerException
at
org.apache.cxf.aegis.util.NamespaceHelper.getPrefix(NamespaceHelper.java:71)
at
org.apache.cxf.aegis.util.NamespaceHelper.getUniquePrefix(NamespaceHelper.java:57)
at
org.apache.cxf.aegis.type.basic.BeanType.getNameWithPrefix(BeanType.java:533)
at
org.apache.cxf.aegis.type.basic.BeanType.writeSchema(BeanType.java:483)
at
org.apache.cxf.aegis.databinding.AegisDatabinding.createSchemas(AegisDatabinding.java:477)
at
org.apache.cxf.aegis.databinding.AegisDatabinding.initialize(AegisDatabinding.java:322)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.buildServiceFromClass(ReflectionServiceFactoryBean.java:343)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.initializeServiceModel(ReflectionServiceFactoryBean.java:392)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.create(ReflectionServiceFactoryBean.java:180)
at
org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.createEndpoint(AbstractWSDLBasedEndpointFactory.java:79)
at
org.apache.cxf.frontend.ServerFactoryBean.create(ServerFactoryBean.java:113)
at com.toorosystems.education.Server.main(Server.java:19)
The model:
*a)* The beans:
1. Course [id (long), name description; their getters and setters, + 2
constructors: (no-arg all-arg)]
2. Teacher [age (int), name, department; their getters/setters, + 2
constructors (no-arg all-arg i.e. Course(int age, String name, String
dept)]
*b)* The interface:
package com.toorosystems.education;
import javax.jws.WebService;
import javax.jws.soap.SOAPBinding;
import javax.jws.WebMethod;
import javax.jws.WebResult;
import javax.jws.WebParam;
@WebService(name=University, targetNamespace=
http://education.toorosystems.com/;)
@SOAPBinding(use=SOAPBinding.Use.LITERAL,
style=SOAPBinding.Style.DOCUMENT,
parameterStyle=SOAPBinding.ParameterStyle.BARE)
public interface University {
@WebResult(targetNamespace=http://education.toorosystems.com/;,
name=return, partName=return)
@WebMethod(operationName=getTeacher, exclude=false)
public Teacher getTeacher(@WebParam(targetNamespace=
http://education.toorosystems.com/;, name=course, mode=
WebParam.Mode.IN)
Course course);
}
*c)* The implementation
package com.toorosystems.education;
import javax.xml.ws.WebServiceClient;
//@WebServiceClient(name=com.toorosystems.education.UniversityImpl,
targetNamespace=http://education.toorosystems.com/;)
public class UniversityImpl implements University {
public UniversityImpl() {}
public Teacher getTeacher(Course course) {
System.out.println(getTeacher called...);
return new Teacher(Mr. Tom, 52, Computer Science +
course.getName());
}
}
*d)* The Server
package com.toorosystems.education;
import org.apache.cxf.aegis.databinding.AegisDatabinding;
import org.apache.cxf.frontend.ServerFactoryBean;
public class Server {
public static void main(String[] args) {
// Create our service implementation
System.out.println(Starting server ...);
ServerFactoryBean svrFactory = new ServerFactoryBean();
svrFactory.setServiceClass(University.class);
svrFactory.setAddress(http://localhost:9090/TV;);
svrFactory.setServiceBean(new
AegisDataBinding throwing NullPointer
Hi,
I have an interesting case binding/marshalling complex types using the 2.1
snapshot. A NullPointer is thrown [in NamespaceHelper.getPrefix() ] when I
used AegisDataBinding but it works perfectly fine when I use JAXB (see the
comment me to use JAXB line in the server client).
Question: Do I absolutely have to have a prefix for my namespace? How come
it works fine with primitives? [actually I was trying to get the service
working with some interfaces abstract classes was running into no write
method for property xxx so when I took them out dealt with POJOs, I ran
into this NPE.]
About the environment: Eclipse Europa, Win XP, Java 1.6
I have 2 beans, the interface and the implementation, the server the
client (all in the same package).
First, here is the stacktrace:
Apr 6, 2008 2:06:05 AM
org.apache.cxf.service.factory.ReflectionServiceFactoryBean
buildServiceFromClass
INFO: Creating Service {http://education.toorosystems.com/}University from
class com.toorosystems.education.University
Exception in thread main java.lang.NullPointerException
at
org.apache.cxf.aegis.util.NamespaceHelper.getPrefix(NamespaceHelper.java:71)
at
org.apache.cxf.aegis.util.NamespaceHelper.getUniquePrefix(NamespaceHelper.java:57)
at
org.apache.cxf.aegis.type.basic.BeanType.getNameWithPrefix(BeanType.java:533)
at
org.apache.cxf.aegis.type.basic.BeanType.writeSchema(BeanType.java:483)
at
org.apache.cxf.aegis.databinding.AegisDatabinding.createSchemas(AegisDatabinding.java:477)
at
org.apache.cxf.aegis.databinding.AegisDatabinding.initialize(AegisDatabinding.java:322)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.buildServiceFromClass(ReflectionServiceFactoryBean.java:343)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.initializeServiceModel(ReflectionServiceFactoryBean.java:392)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.create(ReflectionServiceFactoryBean.java:180)
at
org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.createEndpoint(AbstractWSDLBasedEndpointFactory.java:79)
at
org.apache.cxf.frontend.ServerFactoryBean.create(ServerFactoryBean.java:113)
at com.toorosystems.education.Server.main(Server.java:19)
The model:
*a)* The beans:
1. Course [id (long), name description; their getters and setters, + 2
constructors: (no-arg all-arg)]
2. Teacher [age (int), name, department; their getters/setters, + 2
constructors (no-arg all-arg i.e. Course(int age, String name, String
dept)]
*b)* The interface:
package com.toorosystems.education;
import javax.jws.WebService;
import javax.jws.soap.SOAPBinding;
import javax.jws.WebMethod;
import javax.jws.WebResult;
import javax.jws.WebParam;
@WebService(name=University, targetNamespace=
http://education.toorosystems.com/;)
@SOAPBinding(use=SOAPBinding.Use.LITERAL, style=SOAPBinding.Style.DOCUMENT,
parameterStyle=SOAPBinding.ParameterStyle.BARE)
public interface University {
@WebResult(targetNamespace=http://education.toorosystems.com/;,
name=return, partName=return)
@WebMethod(operationName=getTeacher, exclude=false)
public Teacher getTeacher(@WebParam(targetNamespace=
http://education.toorosystems.com/;, name=course, mode=WebParam.Mode.IN)
Course course);
}
*c)* The implementation
package com.toorosystems.education;
import javax.xml.ws.WebServiceClient;
//@WebServiceClient(name=com.toorosystems.education.UniversityImpl,
targetNamespace=http://education.toorosystems.com/;)
public class UniversityImpl implements University {
public UniversityImpl() {}
public Teacher getTeacher(Course course) {
System.out.println(getTeacher called...);
return new Teacher(Mr. Tom, 52, Computer Science +
course.getName());
}
}
*d)* The Server
package com.toorosystems.education;
import org.apache.cxf.aegis.databinding.AegisDatabinding;
import org.apache.cxf.frontend.ServerFactoryBean;
public class Server {
public static void main(String[] args) {
// Create our service implementation
System.out.println(Starting server ...);
ServerFactoryBean svrFactory = new ServerFactoryBean();
svrFactory.setServiceClass(University.class);
svrFactory.setAddress(http://localhost:9090/TV;);
svrFactory.setServiceBean(new UniversityImpl());
// comment me to use JAXB
svrFactory.getServiceFactory().setDataBinding(new
AegisDatabinding());
svrFactory.create();
System.out.println(Server started!);
}
}
*e)* The client
package com.toorosystems.education;
import org.apache.cxf.aegis.databinding.AegisDatabinding;
import org.apache.cxf.frontend.ClientProxyFactoryBean;
public class Client {
public static void main(String[] args) {
// see
http://cwiki.apache.org/CXF20DOC/introduction-to-aegis-21.html
ClientProxyFactoryBean factory = new ClientProxyFactoryBean();
// comment me to use JAXB
factory.getServiceFactory().setDataBinding(new
Re: AegisDataBinding throwing NullPointer
Aegis does not support unqualified schema. However, it should have just made
up one for you. Please post a JIRA.
On Sun, Apr 6, 2008 at 2:40 AM, Judes Tumuhairwe [EMAIL PROTECTED]
wrote:
Hi,
I have an interesting case binding/marshalling complex types using the 2.1
snapshot. A NullPointer is thrown [in NamespaceHelper.getPrefix() ] when I
used AegisDataBinding but it works perfectly fine when I use JAXB (see the
comment me to use JAXB line in the server client).
Question: Do I absolutely have to have a prefix for my namespace? How come
it works fine with primitives? [actually I was trying to get the service
working with some interfaces abstract classes was running into no
write
method for property xxx so when I took them out dealt with POJOs, I ran
into this NPE.]
About the environment: Eclipse Europa, Win XP, Java 1.6
I have 2 beans, the interface and the implementation, the server the
client (all in the same package).
First, here is the stacktrace:
Apr 6, 2008 2:06:05 AM
org.apache.cxf.service.factory.ReflectionServiceFactoryBean
buildServiceFromClass
INFO: Creating Service
{http://education.toorosystems.com/}Universityhttp://education.toorosystems.com/%7DUniversityfrom
class com.toorosystems.education.University
Exception in thread main java.lang.NullPointerException
at
org.apache.cxf.aegis.util.NamespaceHelper.getPrefix(NamespaceHelper.java:71)
at
org.apache.cxf.aegis.util.NamespaceHelper.getUniquePrefix(NamespaceHelper.java:57)
at
org.apache.cxf.aegis.type.basic.BeanType.getNameWithPrefix(BeanType.java:533)
at
org.apache.cxf.aegis.type.basic.BeanType.writeSchema(BeanType.java:483)
at
org.apache.cxf.aegis.databinding.AegisDatabinding.createSchemas(AegisDatabinding.java:477)
at
org.apache.cxf.aegis.databinding.AegisDatabinding.initialize(AegisDatabinding.java:322)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.buildServiceFromClass(ReflectionServiceFactoryBean.java:343)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.initializeServiceModel(ReflectionServiceFactoryBean.java:392)
at
org.apache.cxf.service.factory.ReflectionServiceFactoryBean.create(ReflectionServiceFactoryBean.java:180)
at
org.apache.cxf.frontend.AbstractWSDLBasedEndpointFactory.createEndpoint(AbstractWSDLBasedEndpointFactory.java:79)
at
org.apache.cxf.frontend.ServerFactoryBean.create(ServerFactoryBean.java:113)
at com.toorosystems.education.Server.main(Server.java:19)
The model:
*a)* The beans:
1. Course [id (long), name description; their getters and setters, + 2
constructors: (no-arg all-arg)]
2. Teacher [age (int), name, department; their getters/setters, + 2
constructors (no-arg all-arg i.e. Course(int age, String name, String
dept)]
*b)* The interface:
package com.toorosystems.education;
import javax.jws.WebService;
import javax.jws.soap.SOAPBinding;
import javax.jws.WebMethod;
import javax.jws.WebResult;
import javax.jws.WebParam;
@WebService(name=University, targetNamespace=
http://education.toorosystems.com/;)
@SOAPBinding(use=SOAPBinding.Use.LITERAL,
style=SOAPBinding.Style.DOCUMENT,
parameterStyle=SOAPBinding.ParameterStyle.BARE)
public interface University {
@WebResult(targetNamespace=http://education.toorosystems.com/;,
name=return, partName=return)
@WebMethod(operationName=getTeacher, exclude=false)
public Teacher getTeacher(@WebParam(targetNamespace=
http://education.toorosystems.com/;, name=course, mode=WebParam.Mode.IN)
Course course);
}
*c)* The implementation
package com.toorosystems.education;
import javax.xml.ws.WebServiceClient;
//@WebServiceClient(name=com.toorosystems.education.UniversityImpl,
targetNamespace=http://education.toorosystems.com/;)
public class UniversityImpl implements University {
public UniversityImpl() {}
public Teacher getTeacher(Course course) {
System.out.println(getTeacher called...);
return new Teacher(Mr. Tom, 52, Computer Science +
course.getName());
}
}
*d)* The Server
package com.toorosystems.education;
import org.apache.cxf.aegis.databinding.AegisDatabinding;
import org.apache.cxf.frontend.ServerFactoryBean;
public class Server {
public static void main(String[] args) {
// Create our service implementation
System.out.println(Starting server ...);
ServerFactoryBean svrFactory = new ServerFactoryBean();
svrFactory.setServiceClass(University.class);
svrFactory.setAddress(http://localhost:9090/TV;);
svrFactory.setServiceBean(new UniversityImpl());
// comment me to use JAXB
svrFactory.getServiceFactory().setDataBinding(new
AegisDatabinding());
svrFactory.create();
System.out.println(Server started!);
}
}
*e)* The client
package com.toorosystems.education;
import org.apache.cxf.aegis.databinding.AegisDatabinding;
import org.apache.cxf.frontend.ClientProxyFactoryBean;
