public List getPageOfMaterials(final int start, final int number) {//start是开始，number取的数目
// TODO Auto-generated method stub
HibernateTemplate ht=getHibernateTemplate();
return ht.executeFind(new HibernateCallback() {
public Object doInHibernate(Session session)
throws HibernateException {
Query query = session.createQuery("from Material m");
query.setMaxResults(number);
query.setFirstResult(start);
return query.list();
}
});
}