package org.itracker.persistence.dao;
   
   import org.hibernate.HibernateException;
   import org.hibernate.criterion.Expression;
   import org.itracker.model.Component;
   
   import java.util.List;
   
   public class ComponentDAOImpl extends BaseHibernateDAOImpl<Component>
          implements ComponentDAO {
  
      public Component findById(Integer componentId) {
          try {
              return (Component) getSession().get(Component.class, componentId);
          } catch (HibernateException e) {
              throw convertHibernateAccessException(e);
          }
      }
  
      @SuppressWarnings("unchecked")
      public List<Component> findByProject(Integer projectId) {
          try {
              return getSession().createCriteria(Component.class)
                      .add(Expression.eq("project.id", projectId))
                      .list();
          } catch (HibernateException e) {
              throw convertHibernateAccessException(e);
          }
      }
  
  }