package org.trails.page;

 import org.apache.tapestry.IRequestCycle;

 import org.apache.tapestry.annotations.InjectObject;

 import org.hibernate.criterion.DetachedCriteria;

 import org.trails.persistence.HibernatePersistenceService;

 public abstract class HibernateListPage extends ListPage

 {

         @InjectObject("service:trails.hibernate.PersistenceService")

         public abstract HibernatePersistenceService getHibernatePersistenceService();

         /**

          * @todo: remove when the components reuse issue goes away.

          */

         public HibernatePersistenceService getPersistenceService()

         {

                 return getHibernatePersistenceService();

         }

         public void activateTrailsPage(Object[] args, IRequestCycle cycle)

         {

                 super.activateTrailsPage(args, cycle);

                 setCriteria(DetachedCriteria.forClass(getClassDescriptor().getType()));

         }

         public abstract DetachedCriteria getCriteria();

         public abstract void setCriteria(DetachedCriteria Criteria);

         public Class getType()

         {

                 return getClassDescriptor().getType();

         }

 }