Hi all,

I posted this problem on AppFuse-Dev, but I haven't found solution yet.
All I want is to excute SQL query from an XML file by using Hibernate
(Hibernate Named SQL query)

I create Maven with Struts 2 framework by running commands :

_ mvn archetype:create -DarchetypeGroupId=org.appfuse.archetypes
-DarchetypeArtifactId=appfuse-basic-struts
-DremoteRepositories=http://static.appfuse.org/releases
-DarchetypeVersion=2.0.2 -DgroupId=com.mycompany.app -DartifactId=myproject

_ mvn eclipse:eclipse

_ mvn appfuse:full-source

_ mvn jetty:run

Everything is OK and run web application successful (http://localhost:8080)

After that, I create a new file HibernateUtil.java in
src/main/java/com/mycompany/app/webapp

package com.mycompany.app.webapp.util;

import java.sql.Statement;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;

public class HibernateUtil {
  Session session;
  Statement st;
  Configuration config;
 
  public HibernateUtil(){
    config = new Configuration().configure();

   
    SessionFactory sessionFactory = config.buildSessionFactory();
    session = sessionFactory.openSession();
  }
 
  public Configuration getConfiguration(){
    return config;
  }
 
  public Session getSession(){
    return session;
  }
}

Then,I continue creating a new file User.hbm.xml in src/main/resources

<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-mapping
   PUBLIC "-//Hibernate/Hibernate Mapping DTD//EN"
   "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd";>

<hibernate-mapping>  
   <sql-query name="User.SqlQuery">
    <![CDATA[
                        delete from app_user where id = -2
                ]]>
        </sql-query>  
</hibernate-mapping>

And I add some lines in src/main/resources/hibernate.cfg.xml

<!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate
Configuration DTD 3.0//EN"
    "http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd";>

<hibernate-configuration>
    <session-factory>
        <mapping class="com.mycompany.app.model.User" />
        <mapping class="com.mycompany.app.model.Role"/>
       
     <!-- Mapping files -->
     <mapping resource="User.hbm.xml"/>
       
    </session-factory>
</hibernate-configuration>

In src/main/java/com/mycompany/app/webapp/action/UserAction.java ,function
delete :

   /**
     * Delete the user passed in.
     * @return success
     */
    public String delete() {
        //userManager.removeUser(user.getId().toString());
        Session session = hibernateUtil.getSession();
        Query query = session.getNamedQuery("User.SqlQuery");
        query.executeUpdate();
        List<String> args = new ArrayList<String>();
        args.add(user.getFullName());
        saveMessage(getText("user.deleted", args));

        return SUCCESS;
    }

I run web application again, login to access admin menu, and chose
Administration ---> View Users errors occur :

javax.servlet.ServletException: Unable to instantiate Action, userAction, 
defined for 'users' in namespace '/admin'Error creating bean with name
'userAction' defined in ServletContext resource
[/WEB-INF/applicationContext-struts.xml]: Instantiation of bean failed;
nested exception is org.springframework.beans.BeanInstantiationException:
Could not instantiate bean class
[com.mycompany.app.webapp.action.UserAction]: Constructor threw exception;
nested exception is org.hibernate.MappingException: An
AnnotationConfiguration instance is required to use  - action -
file:/E:/Green%20Sun/Projects/demo_2/target/classes/struts.xml:131:63
        at
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:515)
        at
org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:419)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
com.mycompany.app.webapp.filter.StaticFilter.doFilterInternal(StaticFilter.java:106)
        at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
com.opensymphony.module.sitemesh.filter.PageFilter.parsePage(PageFilter.java:118)
        at
com.opensymphony.module.sitemesh.filter.PageFilter.doFilter(PageFilter.java:52)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
org.apache.struts2.dispatcher.ActionContextCleanUp.doFilter(ActionContextCleanUp.java:99)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:164)
        at
org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:141)
        at
org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:90)
        at
org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:406)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
org.displaytag.filter.ResponseOverrideFilter.doFilter(ResponseOverrideFilter.java:125)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
net.sf.ehcache.constructs.web.filter.GzipFilter.doFilter(GzipFilter.java:75)
        at
net.sf.ehcache.constructs.web.filter.Filter.doFilter(Filter.java:92)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
com.mycompany.app.webapp.filter.LocaleFilter.doFilterInternal(LocaleFilter.java:74)
        at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
com.opensymphony.clickstream.ClickstreamFilter.doFilter(ClickstreamFilter.java:42)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:359)
        at
org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:109)
        at
org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:116)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.ui.basicauth.BasicProcessingFilter.doFilterHttp(BasicProcessingFilter.java:172)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:268)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.ui.logout.LogoutFilter.doFilterHttp(LogoutFilter.java:87)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.ui.SessionFixationProtectionFilter.doFilterHttp(SessionFixationProtectionFilter.java:61)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:235)
        at
org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
        at
org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:371)
        at
org.springframework.security.util.FilterChainProxy.doFilter(FilterChainProxy.java:174)
        at
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:236)
        at
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96)
        at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
        at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
        at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)
        at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
        at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
        at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:726)
        at
org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
        at
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:206)
        at
org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
        at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
        at org.mortbay.jetty.Server.handle(Server.java:324)
        at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
        at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:828)
        at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)
        at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
        at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
        at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
        at
org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
Caused by: Unable to instantiate Action, userAction,  defined for 'users' in
namespace '/admin'Error creating bean with name 'userAction' defined in
ServletContext resource [/WEB-INF/applicationContext-struts.xml]:
Instantiation of bean failed; nested exception is
org.springframework.beans.BeanInstantiationException: Could not instantiate
bean class [com.mycompany.app.webapp.action.UserAction]: Constructor threw
exception; nested exception is org.hibernate.MappingException: An
AnnotationConfiguration instance is required to use  - action -
file:/E:/Green%20Sun/Projects/demo_2/target/classes/struts.xml:131:63
        at
com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:294)
        at
com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:365)
        at
com.opensymphony.xwork2.DefaultActionInvocation.access$000(DefaultActionInvocation.java:38)
        at
com.opensymphony.xwork2.DefaultActionInvocation$1.doProfiling(DefaultActionInvocation.java:83)
        at
com.opensymphony.xwork2.util.profiling.UtilTimerStack.profile(UtilTimerStack.java:455)
        at
com.opensymphony.xwork2.DefaultActionInvocation.(DefaultActionInvocation.java:74)
        at
com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:189)
        at
org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:41)
        at
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:494)
        ... 79 more
Caused by: org.springframework.beans.factory.BeanCreationException: Error
creating bean with name 'userAction' defined in ServletContext resource
[/WEB-INF/applicationContext-struts.xml]: Instantiation of bean failed;
nested exception is org.springframework.beans.BeanInstantiationException:
Could not instantiate bean class
[com.mycompany.app.webapp.action.UserAction]: Constructor threw exception;
nested exception is org.hibernate.MappingException: An
AnnotationConfiguration instance is required to use
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:881)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:824)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:440)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
        at java.security.AccessController.doPrivileged(Native Method)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
        at
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:283)
        at
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
        at
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:164)
        at
org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:881)
        at
com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:125)
        at
com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:143)
        at
com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:113)
        at
com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:275)
        ... 87 more
Caused by: org.springframework.beans.BeanInstantiationException: Could not
instantiate bean class [com.mycompany.app.webapp.action.UserAction]:
Constructor threw exception; nested exception is
org.hibernate.MappingException: An AnnotationConfiguration instance is
required to use
        at
org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:111)
        at
org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:61)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:875)
        ... 100 more
Caused by: org.hibernate.MappingException: An AnnotationConfiguration
instance is required to use
        at
org.hibernate.cfg.Configuration.parseMappingElement(Configuration.java:1606)
        at
org.hibernate.cfg.Configuration.parseSessionFactory(Configuration.java:1561)
        at
org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1540)
        at
org.hibernate.cfg.Configuration.doConfigure(Configuration.java:1514)
        at
org.hibernate.cfg.Configuration.configure(Configuration.java:1434)
        at
org.hibernate.cfg.Configuration.configure(Configuration.java:1420)
        at
com.mycompany.app.webapp.util.HibernateUtil.(HibernateUtil.java:15)
        at com.mycompany.app.webapp.action.UserAction.(UserAction.java:37)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
        at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
        at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
        at
org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:96)
        ... 102 more

I debug source ,it throw an exeption at BeanUtils.class :

        /**
         * Convenience method to instantiate a class using the given
constructor.
         * As this method doesn't try to load classes by name, it should
avoid
         * class-loading issues.
         * <p>Note that this method tries to set the constructor accessible
         * if given a non-accessible (that is, non-public) constructor.
         * @param ctor the constructor to instantiate
         * @param args the constructor arguments to apply
         * @return the new instance
         * @throws BeanInstantiationException if the bean cannot be
instantiated
         */
        public static Object instantiateClass(Constructor ctor, Object[]
args) throws BeanInstantiationException {
                Assert.notNull(ctor, "Constructor must not be null");
                try {
                        ReflectionUtils.makeAccessible(ctor);
                        return ctor.newInstance(args);
                }
                [...]
                catch (InvocationTargetException ex) {
                        throw new
BeanInstantiationException(ctor.getDeclaringClass(),
                                        "Constructor threw exception",
ex.getTargetException());
                }
        }

MappingException = org.hibernate.MappingException: An
AnnotationConfiguration instance is required to use <mapping
class="com.mycompany.app.model.User"/>

Help me solve this! Its urgent.
Thanks all! 
-- 
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