adminuserdao.java

struts1 hibernate3 电子购物商城源码 加上了ANT编译.

package dream.ourshopping.persistence;

import java.util.List;
import org.apache.log4j.Logger;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.criterion.Example;

import dream.ourshopping.domain.Adminuser;

/**
 * Data access object (DAO) for domain model class Adminuser.
 * @see com.study.hibernate.Adminuser
 * @author MyEclipse - Hibernate Tools
 */
public class AdminuserDAO extends BaseHibernateDAO {

	private static Logger log=Logger.getLogger(AdminuserDAO.class.getName());

	//property constants
	public static final String USERNAME = "username";
	public static final String PASSWORD = "password";

    
    public void save(Adminuser transientInstance) {
        log.debug("saving Adminuser instance");
        try {
            getSession().save(transientInstance);
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
    
	public void delete(Adminuser persistentInstance) {
        log.debug("deleting Adminuser instance");
        try {
            getSession().delete(persistentInstance);
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
    
    public Adminuser findById( java.lang.Integer id) {
        log.debug("getting Adminuser instance with id: " + id);
        try {
            Adminuser instance = (Adminuser) getSession()
                    .get("dream.ourshopping.domain.Adminuser", id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
    
    
    public List findByExample(Adminuser instance) {
        log.debug("finding Adminuser instance by example");
        try {
            List results = getSession()
                    .createCriteria("dream.ourshopping.domain.Adminuser")
                    .add(Example.create(instance))
            .list();
            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 Adminuser instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from Adminuser as model where model." 
         						+ propertyName + "= ?";
         Query queryObject = getSession().createQuery(queryString);
		 queryObject.setParameter(0, value);
		 return queryObject.list();
      } catch (RuntimeException re) {
         log.error("find by property name failed", re);
         throw re;
      }
	}

	public List findByUsername(Object username) {
		return findByProperty(USERNAME, username);
	}
	
	public List findByPassword(Object password) {
		return findByProperty(PASSWORD, password);
	}
	
    public Adminuser merge(Adminuser detachedInstance) {
        log.debug("merging Adminuser instance");
        try {
            Adminuser result = (Adminuser) getSession()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

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