fundao.java

Struts_Spring_Hibernate实现的基于RBAC的权限管理系统

package com.xaccp.biz.dao;
// default package

import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.xaccp.biz.po.Fun;

/**
 * Data access object (DAO) for domain model class Fun.
 * @see .Fun
 * @author MyEclipse - Hibernate Tools
 */
public class FunDAO extends HibernateDaoSupport {

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

	protected void initDao() {
		//do nothing
	}
    
    public void save(Fun transientInstance) {
        log.debug("saving Fun instance");
        try {
            getHibernateTemplate().save(transientInstance);
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
    
	public void delete(Fun persistentInstance) {
        log.debug("deleting Fun instance");
        try {
            getHibernateTemplate().delete(persistentInstance);
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
    
    public Fun findById( java.lang.Integer id) {
        log.debug("getting Fun instance with id: " + id);
        try {
            Fun instance = (Fun) getHibernateTemplate()
                    .get("com.xaccp.biz.po.Fun", id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
    
    
    public List findByExample(Fun instance) {
        log.debug("finding Fun 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 Fun instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from Fun as model where model." 
         						+ propertyName + "= ?";
		 return getHibernateTemplate().find(queryString, value);
      } catch (RuntimeException re) {
         log.error("find by property name failed", re);
         throw re;
      }
	}

    public Fun merge(Fun detachedInstance) {
        log.debug("merging Fun instance");
        try {
            Fun result = (Fun) getHibernateTemplate()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

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

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

	public void deleteAll() {
		getHibernateTemplate().deleteAll(getHibernateTemplate().loadAll(Fun.class));
		
	}

	public List findAll() {
		return getHibernateTemplate().find("from Fun");
	}

	public int getStartId() {
		List list = getHibernateTemplate().find("From Fun WHERE fatherId is null");
		if (list.size()==0) return 0;
		return ((Fun)list.get(0)).getId();
	}
}