deptdao.java

车辆管理系统是OA系统中一部分。 单独使用。 提高车辆的有效管理

package org.langsin.car.dao.impl;

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.langsin.car.dao.IDeptDAO;
import org.langsin.car.vo.Dept;

import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

/**
 * Data access object (DAO) for domain model class Dept.
 * @see org.langsin.car.vo.Dept
 * @author MyEclipse - Hibernate Tools
 */
public class DeptDAO extends HibernateDaoSupport  implements IDeptDAO{

    private static final Log log = LogFactory.getLog(DeptDAO.class);

	//property constants
	public static final String DEPTNAME = "deptname";

	protected void initDao() {
		//do nothing
	}
    
    public void save(Dept transientInstance) {
        log.info("DeptDAO中save方法被执行!部门管理模块增加一个新的部门");
        try {
            getHibernateTemplate().save(transientInstance);
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
    
	public void delete(Dept persistentInstance) {
        log.debug("deleting Dept instance");
        try {
            getHibernateTemplate().delete(persistentInstance);
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
    
    public Dept findById( java.lang.Integer id) {
        log.debug("getting Dept instance with id: " + id);
        try {
            Dept instance = (Dept) getHibernateTemplate()
                    .get("org.langsin.car.vo.Dept", id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
    
    
    public List findByExample(Dept instance) {
        log.debug("finding Dept instance by example");
        try {
            List results = getHibernateTemplate().findByExample(instance);
            log.debug("find by example successful, result size: " + results.size());
            return results;
        } catch (RuntimeException re) {
            log.error("find by example failed", re);
            throw re;
        }
    }    
    
    public List findByProperty(String propertyName, Object value) {
      log.debug("finding Dept instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from Dept as model where model." 
         						+ propertyName + "= ?";
		 return getHibernateTemplate().find(queryString, value);
      } catch (RuntimeException re) {
         log.error("find by property name failed", re);
         throw re;
      }
	}

	public List findByDeptname(Object deptname) {
		return findByProperty(DEPTNAME, deptname);
	}
	
    public Dept merge(Dept detachedInstance) {
        log.debug("merging Dept instance");
        try {
            Dept result = (Dept) getHibernateTemplate()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

    public void attachDirty(Dept instance) {
        log.debug("attaching dirty Dept instance");
        try {
            getHibernateTemplate().saveOrUpdate(instance);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
    
    public void attachClean(Dept instance) {
        log.debug("attaching clean Dept instance");
        try {
            getHibernateTemplate().lock(instance, LockMode.NONE);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }

	public static DeptDAO getFromApplicationContext(ApplicationContext ctx) {
    	return (DeptDAO) ctx.getBean("DeptDAO");
	}

	public List findAllDept() {
		List list=getHibernateTemplate().find("FROM Dept d");
		
		return list;
	}

	public void deleteDeptId(Integer deptid) {		
			log.info("DeptDAO中删除的方法被执行");
			Dept instance = (Dept) getHibernateTemplate().get(
					"org.langsin.car.vo.Dept", deptid);
			getHibernateTemplate().delete(instance);
			
		
		
	}

	public void update(Dept dept) {
		
			Dept instance = (Dept) getHibernateTemplate().get(
					"org.langsin.car.vo.Dept", dept.getDeptid());
		    instance.setDeptname(dept.getDeptname());
			getHibernateTemplate().update(instance);
			
		
		
	}
}