NULL request

[sanjeevghimire]

I am getting a null value in the request: here's my request

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:aut="http://schemas.mypublisher.com/Authentication">
<soapenv:Header/>
<soapenv:Body>
<aut:authenticationRequest>
<aut:security>
<aut:username>sanjeev</aut:username>
<autassword>sanjeev</autassword>
</aut:security>
</aut:authenticationRequest>
</soapenv:Body>
</soapenv:Envelope>

I get a null in when i do request.getValue().getSecurity().getUsername();

Help me on this:

related files are:


xsd:

<?xml version="1.0" encoding="UTF-8"?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
targetNamespace="http://schemas.mypublisher.com/Authentication"
xmlns:authentication="http://schemas.mypublisher.com/Authentication" elementFormDefault="qualified">

<xsd:complexType name="AuthenticationType">
<xsd:sequence>
<xsd:element name="security" type="authentication:SecurityType"/>
</xsd:sequence>
</xsd:complexType>

<xsd:complexType name="SecurityType">
<xsd:sequence>
<xsd:element name="username" type="xsd:string"/>
<xsd:element name="password" type="xsd:string"/>
</xsd:sequence>
</xsd:complexType>

<xsd:complexType name="AuthenticationResponseType">
<xsd:sequence>
<xsd:element name="isLoggedIn" type="xsd:boolean" />
</xsd:sequence>
</xsd:complexType>

<xsd:element name="authenticationRequest" type="authentication:AuthenticationType"/>
<xsd:element name="authenticationResponse" type="authentication:AuthenticationResponseType"/>
</xsd:schema>

[sanjeevghimire]

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://www.springframework.org/schema/p"
xmlns:mpws="http://www.springframework.org/schema/web-services"
xmlns:oxm="http://www.springframework.org/schema/oxm"
xsi:schemaLocation=
"http://www.springframework.org/schema/beans
http://www.springframework.org/schem...-beans-3.0.xsd
http://www.springframework.org/schema/web-services
http://www.springframework.org/schem...rvices-2.0.xsd
http://www.springframework.org/schema/oxm
http://www.springframework.org/schema/oxm/spring-oxm-1.5.xsd">

<description>
This web application context contains Spring-WS beans. The beans defined in this context are automatically
detected by Spring-WS, similar to the way Controllers are picked up in Spring Web MVC.
</description>

<!-- uses annotations to map XML requests to endpoint methods -->

<bean class="org.springframework.ws.server.endpoint.mapp ing.PayloadRootAnnotationMethodEndpointMapping"/>


<mpws:dynamic-wsdl id="userLogin" portTypeName="UserLogin" locationUri="/services">
<mpws:xsd location="/WEB-INF/xsd/login.xsd"/>
</mpws:dynamic-wsdl>
<bean id="loginEndpoint" class="com.mypublisher.common.login.LoginEndpoint" autowire="byName" />
<bean id="loginService" class="com.mypublisher.common.login.LoginServiceIm pl"/>

<mpws:dynamic-wsdl id="authentication" portTypeName="UserAuthentication" locationUri="/services">
<mpws:xsd location="/WEB-INF/xml-schema/Authentication.xsd"/>
</mpws:dynamic-wsdl>
<bean id="authenticationEndpoint" class="com.mypublisher.services.authentication.Aut henticationEndpoint" autowire="byName" />
<bean id="authenticationService" class="com.mypublisher.services.authentication.Aut henticationServiceImpl"/>



<!-- JAXB2 object to xml mappings. -->
<oxm:jaxb2-marshaller id="jaxbmarshaller" contextPath="com.mypublisher.schema" />
<oxm:jaxb2-marshaller id="jaxbunmarshaller" contextPath="com.mypublisher.schema" />

<!-- Normally we use the GenericMarshallingMethodEndpointAdapter however if you read the Spring WS 2.0 API for this adapter:
"Deprecated. as of Spring Web Services 2.0, in favor of DefaultMethodEndpointAdapter and MarshallingPayloadMethodProcessor."
See http://static.springsource.org/sprin...ntAdapter.html

So we have to implement using the recommended implementation. The advantage of these two classes is that
we have a pluggable adapter. For more info, check the Spring WS 2.0 API and its source code.
-->
<bean id="marshallingPayloadMethodProcessor" class="org.springframework.ws.server.endpoint.adap ter.method.MarshallingPayloadMethodProcessor">
<constructor-arg ref="jaxbmarshaller"/>
<constructor-arg ref="jaxbunmarshaller"/>
</bean>

<bean id="defaultMethodEndpointAdapter" class="org.springframework.ws.server.endpoint.adap ter.DefaultMethodEndpointAdapter">
<property name="methodArgumentResolvers">
<list>
<ref bean="marshallingPayloadMethodProcessor"/>
</list>
</property>
<property name="methodReturnValueHandlers">
<list>
<ref bean="marshallingPayloadMethodProcessor"/>
</list>
</property>
</bean>


<mpws:interceptors>
<bean class="org.springframework.ws.soap.server.endpoint .interceptor.PayloadValidatingInterceptor">
<description>
This interceptor validates both incoming and outgoing message contents according to the '*.xsd' XML
Schema file.
</description>
<property name="Schema" value="/WEB-INF/xml-schema/Authentication.xsd"/>
<property name="validateRequest" value="true"/>
<property name="validateResponse" value="true"/>
</bean>
<bean class="org.springframework.ws.server.endpoint.inte rceptor.PayloadLoggingInterceptor">
<description>
This interceptor logs the message payload.
</description>
</bean>
</mpws:interceptors>


</beans>

[sanjeevghimire]

package com.mypublisher.services.authentication;

import javax.xml.bind.JAXBElement;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.annotation.Autow ired;
import org.springframework.ws.server.endpoint.annotation. Endpoint;
import org.springframework.ws.server.endpoint.annotation. PayloadRoot;
import org.springframework.ws.server.endpoint.annotation. RequestPayload;
import org.springframework.ws.server.endpoint.annotation. ResponsePayload;

import com.mypublisher.schema.AuthenticationResponseType;
import com.mypublisher.schema.AuthenticationType;
import com.mypublisher.schema.ObjectFactory;

@Endpoint
public class AuthenticationEndpoint {


private AuthenticationService authenticationService;
private final ObjectFactory objectFactory = new ObjectFactory();
protected final Log logger = LogFactory.getLog(getClass());

/**
* Namespace of both request and response.
*/
public static final String NAMESPACE_URI = "http://schemas.mypublisher.com/Authentication";

/**
* The local name of the expected request.
*/
public static final String ECHO_REQUEST_LOCAL_NAME = "authenticationRequest";

/**
* The local name of the created response.
*/
public static final String ECHO_RESPONSE_LOCAL_NAME = "authenticationResponse";



@PayloadRoot (localPart=ECHO_REQUEST_LOCAL_NAME, namespace=NAMESPACE_URI)
@ResponsePayload
public JAXBElement<AuthenticationResponseType> authenticateUser(@RequestPayload JAXBElement<AuthenticationType> request) throws Exception {

if (logger.isDebugEnabled()) {
logger.debug("AuthenticationRequest Recieved for user with username "+ request.getValue().getSecurity().getUsername());
}


AuthenticationResponseType authenticationResponse = new AuthenticationResponseType();
boolean isLoggedIn = authenticationService.authenticateUser(request.get Value());
authenticationResponse.setIsLoggedIn(isLoggedIn);

logger.info("Returning the response.");
return objectFactory.createAuthenticationResponse(authent icationResponse);

}


@Autowired
public void setAuthenticationService(AuthenticationService authenticationService) {
this.authenticationService = authenticationService;
}

}

[sanjeevghimire]

I am getting a null request.

Am I doing something wrong here?


here is the request and repsonse stacktrace:

2011-03-21 18:02:11,372 [http-8080-2] DEBUG org.springframework.ws.server.MessageDispatcher - Endpoint mapping [org.springframework.ws.server.endpoint.mapping.Pay loadRootAnnotationMethodEndpointMapping@49d159e4] maps request to endpoint [public javax.xml.bind.JAXBElement<com.mypublisher.schema. AuthenticationResponseType> com.mypublisher.services.authentication.Authentica tionEndpoint.authenticateUser(javax.xml.bind.JAXBE lement<com.mypublisher.schema.AuthenticationType>) throws java.lang.Exception]
2011-03-21 18:02:11,373 [http-8080-2] DEBUG org.springframework.ws.soap.server.endpoint.interc eptor.PayloadValidatingInterceptor - Request message validated
2011-03-21 18:02:11,373 [http-8080-2] DEBUG org.springframework.ws.server.endpoint.interceptor .PayloadLoggingInterceptor - Request: <aut:authenticationRequest xmlns:aut="http://schemas.mypublisher.com/Authentication">
<aut:security>
<aut:username>sanjeev</aut:username>
<autassword>sanjeev</autassword>
</aut:security>
</aut:authenticationRequest>
2011-03-21 18:02:11,373 [http-8080-2] DEBUG org.springframework.ws.server.MessageDispatcher - Testing endpoint adapter [org.springframework.ws.server.endpoint.adapter.Def aultMethodEndpointAdapter@5ac0fee0]
2011-03-21 18:02:11,374 [http-8080-2] DEBUG org.springframework.ws.server.endpoint.adapter.met hod.MarshallingPayloadMethodProcessor - Unmarshalled payload request to [javax.xml.bind.JAXBElement@1436eb76]
2011-03-21 18:02:11,374 [http-8080-2] DEBUG org.springframework.beans.factory.support.DefaultL istableBeanFactory - Returning cached instance of singleton bean 'authenticationEndpoint'
2011-03-21 18:02:14,830 [http-8080-2] DEBUG org.springframework.web.servlet.mvc.annotation.Ann otationMethodHandlerExceptionResolver - Resolving exception from handler [org.springframework.ws.server.MessageDispatcher@19 ba67ec]: java.lang.NullPointerException
2011-03-21 18:02:14,831 [http-8080-2] DEBUG org.springframework.web.servlet.mvc.annotation.Res ponseStatusExceptionResolver - Resolving exception from handler [org.springframework.ws.server.MessageDispatcher@19 ba67ec]: java.lang.NullPointerException
2011-03-21 18:02:14,831 [http-8080-2] DEBUG org.springframework.web.servlet.mvc.support.Defaul tHandlerExceptionResolver - Resolving exception from handler [org.springframework.ws.server.MessageDispatcher@19 ba67ec]: java.lang.NullPointerException
2011-03-21 18:02:14,831 [http-8080-2] DEBUG org.springframework.web.servlet.DispatcherServlet - Could not complete request
java.lang.NullPointerException
at com.mypublisher.services.authentication.Authentica tionEndpoint.authenticateUser(AuthenticationEndpoi nt.java:47)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Nativ e Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Native MethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(De legatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.springframework.ws.server.endpoint.MethodEndpo int.invoke(MethodEndpoint.java:132)
at org.springframework.ws.server.endpoint.adapter.Def aultMethodEndpointAdapter.invokeInternal(DefaultMe thodEndpointAdapter.java:229)
at org.springframework.ws.server.endpoint.adapter.Abs tractMethodEndpointAdapter.invoke(AbstractMethodEn dpointAdapter.java:53)
at org.springframework.ws.server.MessageDispatcher.di spatch(MessageDispatcher.java:230)
at org.springframework.ws.server.MessageDispatcher.re ceive(MessageDispatcher.java:172)
at org.springframework.ws.transport.support.WebServic eMessageReceiverObjectSupport.handleConnection(Web ServiceMessageReceiverObjectSupport.java:88)
at org.springframework.ws.transport.http.WebServiceMe ssageReceiverHandlerAdapter.handle(WebServiceMessa geReceiverHandlerAdapter.java:57)
at org.springframework.web.servlet.DispatcherServlet. doDispatch(DispatcherServlet.java:790)
at org.springframework.web.servlet.DispatcherServlet. doService(DispatcherServlet.java:719)
at org.springframework.web.servlet.FrameworkServlet.p rocessRequest(FrameworkServlet.java:644)
at org.springframework.web.servlet.FrameworkServlet.d oPost(FrameworkServlet.java:560)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:637)
at javax.servlet.http.HttpServlet.service(HttpServlet .java:717)
at org.apache.catalina.core.ApplicationFilterChain.in ternalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.do Filter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invo ke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invo ke(StandardContextValve.java:191)
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.invok