src/com/dao/impl/VisitDaoImpl.java

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package com.dao.impl;

import java.util.List;

import javax.annotation.Resource;

import org.hibernate.criterion.DetachedCriteria;
import org.hibernate.criterion.Projections;
import org.springframework.orm.hibernate5.HibernateTemplate;
import org.springframework.stereotype.Repository;

import com.bean.Visit;
import com.dao.VisitDao;
/**
 * 拜访接口实现类
 * @author LuoJoy
 *
 */
@Repository("visitDao")
public class VisitDaoImpl implements VisitDao {

	@Resource(name="hibernateTemplate")
	private HibernateTemplate hibernateTemplate;

	@Override
	public void save(Visit visit) {
		 hibernateTemplate.save(visit);
	}

	@Override
	public int getTotalRecords(DetachedCriteria dCriteria) {
		dCriteria.setProjection(Projections.count("vid"));
		List<Long> list = (List<Long>) hibernateTemplate.findByCriteria(dCriteria);
		return (int) (list.isEmpty()? 0:list.get(0));
	}

	@Override
	public List<Visit> findAllVisit(DetachedCriteria dCriteria, int startIndex, int pageSize) {
		//清空查询条件
		dCriteria.setProjection(null);
		return (List<Visit>) hibernateTemplate.findByCriteria(dCriteria, startIndex, pageSize);
		
	}

	@Override
	public Visit findByIdVisit(Integer id) {
		 
		return hibernateTemplate.load(Visit.class, id);
	}

	@Override
	public void removeVisit(Integer vid) {
		 
		hibernateTemplate.delete(findByIdVisit(vid));
		
	}

	@Override
	public void updateVisit(Visit visit) {
		hibernateTemplate.update(visit);