Error aplicación web struts2-spring-hibernate

[aldreya]

Continuo aqui:

ListingEventos.java

Código:

package com.app.struts.actions.eventos;


import com.app.struts.actions.base.BaseAction;
import com.app.model.Evento;
import com.app.service.IEventoService;
import com.opensymphony.xwork2.ActionSupport;
import java.util.List;



public class ListingEventos extends ActionSupport {
    
 protected IEventoService serviceEvento;    
@Override
    public String execute() throws Exception
    {
        eventos = serviceEvento.getEvents();
        return "success";
    }

    
    List<Evento> eventos;
    public List<Evento> getEvents() { 
        return eventos; 
    }
    
    public void setServices(IEventoService value) {
        serviceEvento=value;
    }
}

EventoServiceImpl.java

Código:

package com.app.service;

import com.app.model.Evento;
import com.app.dao.IEventoDAO;
import java.util.List;


public class EventoServiceImpl implements IEventoService{
    
   
    
    private IEventoDAO dao;

    public EventoServiceImpl(IEventoDAO dao) {
        this.dao = dao;
    }
    
    public Evento getEventById(long id){
        return dao.getEventById(id);
    }
    
    public boolean deleteEventById(long id) {
        return dao.deleteEventById(id);
    }
    
    public void createEvent(String name) {
        dao.createEvent(name);
    }
    
    public List<Evento> getEvents(){
        return dao.getEvents();
    }
    
    public void removePersonFromEvent(int personId, int eventId){
        dao.removePersonFromEvent(personId, eventId);
    }
    
    public void addPersonToEvent(int personId, int eventId){
        dao.addPersonToEvent(personId, eventId);
    }
}

EventoDAOImpl.java

Código:

package com.app.dao;

import com.app.model.Evento;
import com.app.service.IArtistaService;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.dao.DataAccessException;

public class EventoDAOImpl implements IEventoDAO {
    
    private SessionFactory sessionFactory;
        
    public EventoDAOImpl(SessionFactory sessionFactory){

        this.sessionFactory = sessionFactory;
    }
    
    public Session sess() {
        return sessionFactory.getCurrentSession();
    }
    
    public Evento getEventById(long id){

        Query query = sess().createQuery("from com.app.model.evento e where e.id = :ID ");
        //query.setString("ID",Evento.getId());
        Evento EventoOut    = (Evento)query.uniqueResult();
        return EventoOut;
        //return (Evento) sess().load(Evento.class, id);
    }
    
    public boolean deleteEventById(long id) 
            throws DataAccessException {
        sess().delete(getEventById(id));
        return true;
    }
    
    public void createEvent(String name) {
        Evento theEvent = new Evento();
        theEvent.setName(name);
        sess().save(theEvent);
    }
    
    @SuppressWarnings("unchecked")
    public List<Evento> getEvents() {
        return sess().createQuery("from com.app.model.evento").list();
    }
    
    private IArtistaService iArtistaService;
    
    public void removePersonFromEvent(int personId, int eventId){
        getEventById(eventId).getPeople().remove(iArtistaService.getPersonById(personId));
    }
    
    public void addPersonToEvent(int personId, int eventId) {
        getEventById(eventId).getPeople().add(iArtistaService.getPersonById(personId));
    }
}

Evento.java

Código:

package com.app.model;

import java.util.Set;
import com.app.model.Artista;


public class Evento {
    

    Long id;
    
    public Long getId() 
    {return id;}
    
    public void setId(Long id) 
    {this.id = id;}

    String name;
    
    public String getName() 
    {return name;}
    
    public void setName(String value) 
    {name = value;}


    Set<Artista> people;
    public void setPeople(Set<Artista> people) 
    {this.people = people;}
    
    public Set<Artista> getPeople() 
    {return people;}
    
}

Evento.hbm.xml

Código:

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

<hibernate-mapping>
    <class name="com.app.model.Evento" table="events">
        <id name="id" column="Id">
            <generator class="increment">
            </generator>
        </id>
        <!--property name="dt" /-->
        <property name="name" />
    </class>
</hibernate-mapping>