Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.hotel.management.dao.impl; import com.hotel.management.dao.AbstractDao; import com.hotel.management.dao.ProfileDao; import com.hotel.management.entities.Employee; import com.hotel.management.entities.Profile; import java.util.List; import org.hibernate.Criteria; import org.hibernate.Query; import org.hibernate.criterion.Restrictions; import org.springframework.stereotype.Repository; /** * * @author PAUL */ @Repository("profileDao") public class ProfileDaoImpl extends AbstractDao<Integer, Profile> implements ProfileDao { public Profile findById(int id) { return getByKey(id); } public void save(Profile p) { persist(p); } public void deleteById(int id) { Query query = getSession().createSQLQuery("delete from Profile where id = :id"); query.setInteger("id", id); query.executeUpdate(); } @SuppressWarnings("unchecked") public List<Profile> findAll() { Criteria criteria = createEntityCriteria(); return (List<Profile>) criteria.list(); } @SuppressWarnings("unchecked") public List<Profile> findAllByEmployee(Employee e) { Criteria criteria = createEntityCriteria(); criteria.add(Restrictions.eq("employee.id", e.getId())); return (List<Profile>) criteria.list(); } public Profile findOneByRule(String rule) { Criteria criteria = createEntityCriteria(); criteria.add(Restrictions.eq("rule", rule)); return (Profile) criteria.uniqueResult(); } }