Your log files should give you a more detailed stack trace, i.e. what caused the null pointer. If you can find that, we can use that to debug where the problem is.
Cheers. Scott On Wed, Apr 29, 2009 at 8:25 AM, Amine Ben Hariz <[email protected]>wrote: > *I want to run CAS with JDBC backend. I've succeeded to use simple > authentication (login and password). The problem is that I need to add > another attribute (such as group), so that it will be returned in the XML > success response.* > > > *Here is the *deployerConfigContext.xml* (only important parts):* > > ... > ... > <bean > class="org.jasig.cas.authentication.principal.UsernamePasswordCredentialsToPrincipalResolver" > > > > > <property name="attributeRepository"> > <ref bean="attributeRepository"/> > </property> > </bean> > > <bean > class="org.jasig.cas.adaptors.jdbc.SearchModeSearchDatabaseAuthenticationHandler" > > > > > <property name="dataSource" ref="dataSource"/> > <property name="passwordEncoder" ref="passwordEncoder"/> > <property name="fieldUser" value="login"/> > > > <property name="fieldPassword" value="password"/> > <property name="tableUsers" value="user"/> > </bean> > > </list> > </bean> > ... > ... > > > <bean id="attributeRepository" > class="org.jasig.services.persondir.support.jdbc.SingleRowJdbcPersonAttributeDao"> > <constructor-arg index="0" ref="dataSource"/> > > > <constructor-arg index="1"> > <list> > <value>login</value> > </list> > </constructor-arg> > <constructor-arg index="2" value="SELECT group FROM user WHERE > login='?'"/> > > > <property name="columnsToAttributes"> > <map> > <entry key="group" value="group" /> > </map> > </property> > </bean> > ... > ... > <bean id="dataSource" > > > class="org.springframework.jdbc.datasource.DriverManagerDataSource" > p:driverClassName="com.mysql.jdbc.Driver" > p:url="jdbc:mysql://localhost:3306/CAS" > p:username="cas" > > > p:password="password" /> > > > *I've also modified the *casServiceValidationSuccess.jsp* to handle the new > attribute:* > > <c:forEach var="auth" items="${assertion.chainedAuthentications}"> > > > <c:forEach var="attr" items="${auth.principal.attributes}"> > <cas:attribute name="${fn:escapeXml(attr.key)}" > value="${fn:escapeXml(attr.value)}"/> > </c:forEach> > > > </c:forEach> > > > *The problem is that when I enter a valid user credentials, I get this > exception:* > > action execution attributes were 'map['method' -> 'submit']'; nested > exception is java.lang.NullPointerException > > > -- > You are currently subscribed to [email protected] as: > [email protected] > > To unsubscribe, change settings or access archives, see > http://www.ja-sig.org/wiki/display/JSG/cas-user > > -- You are currently subscribed to [email protected] as: [email protected] To unsubscribe, change settings or access archives, see http://www.ja-sig.org/wiki/display/JSG/cas-user
