accountdao.java

icome

package com.icome.dao;

import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.criterion.Example;

import com.icome.db.ConnectionFactory;
import com.icome.entity.Account;
import com.mysql.jdbc.CallableStatement;
import com.mysql.jdbc.Connection;
import com.mysql.jdbc.ResultSet;

/**
 * Data access object (DAO) for domain model class Account.
 * @see com.icome.dao.Account
 * @author MyEclipse - Hibernate Tools
 */
public class AccountDAO extends BaseHibernateDAO {

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

	//property constants
	public static final String PWD = "pwd";
	public static final String REALNAME = "realname";
	public static final String SEX = "sex";
	public static final String UNIVERSITY = "university";
	public static final String DEPARTMENT = "department";
	public static final String EMAIL = "email";
	public static final String MSN = "msn";
	public static final String QQ = "qq";
	public static final String TELEPHONE = "telephone";
	public static final String CELLPHONE = "cellphone";
	public static final String ADDRESS = "address";
	public static final String ZIPCODE = "zipcode";
	public static final String ABOUT = "about";
	public static final String URL = "url";

    
    public void save(Account transientInstance) {
        log.debug("saving Account instance");
        try {
        	Session s = getSession();
        	Transaction t=s.beginTransaction();
            s.save(transientInstance);
            t.commit();
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
    
	public void delete(Account persistentInstance) {
        log.debug("deleting Account instance");
        try {
        	Session s = getSession();
        	Transaction t=s.beginTransaction();
            s.delete(persistentInstance);
            t.commit();
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
    
    public Account findById( java.lang.String id) {
        log.debug("getting Account instance with id: " + id);
        try {
            Account instance = (Account) getSession()
                    .get("com.icome.entity.Account", id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
    
    
    public List findByExample(Account instance) {
        log.debug("finding Account instance by example");
        try {
            List results = getSession()
                    .createCriteria("com.icome.entity.Account")
                    .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 Account instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from Account 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 findByPwd(Object pwd) {
		return findByProperty(PWD, pwd);
	}
	
	public List findByRealname(Object realname) {
		return findByProperty(REALNAME, realname);
	}
	
	public List findBySex(Object sex) {
		return findByProperty(SEX, sex);
	}
	
	public List findByUniversity(Object university) {
		return findByProperty(UNIVERSITY, university);
	}
	
	public List findByDepartment(Object department) {
		return findByProperty(DEPARTMENT, department);
	}
	
	public List findByEmail(Object email) {
		return findByProperty(EMAIL, email);
	}
	
	public List findByMsn(Object msn) {
		return findByProperty(MSN, msn);
	}
	
	public List findByQq(Object qq) {
		return findByProperty(QQ, qq);
	}
	
	public List findByTelephone(Object telephone) {
		return findByProperty(TELEPHONE, telephone);
	}
	
	public List findByCellphone(Object cellphone) {
		return findByProperty(CELLPHONE, cellphone);
	}
	
	public List findByAddress(Object address) {
		return findByProperty(ADDRESS, address);
	}
	
	public List findByZipcode(Object zipcode) {
		return findByProperty(ZIPCODE, zipcode);
	}
	
	public List findByAbout(Object about) {
		return findByProperty(ABOUT, about);
	}
	
	public List findByUrl(Object url) {
		return findByProperty(URL, url);
	}
	
    public Account merge(Account detachedInstance) {
        log.debug("merging Account instance");
        try {
            Account result = (Account) getSession()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

    public void attachDirty(Account instance) {
        log.debug("attaching dirty Account instance");
        try {
            getSession().saveOrUpdate(instance);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
    
    public void attachClean(Account instance) {
        log.debug("attaching clean Account instance");
        try {
            getSession().lock(instance, LockMode.NONE);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
    
    public boolean login(String uid, String pwd)  {
		try{
		  Connection conn = ConnectionFactory.getConnection();
		  CallableStatement cst = (CallableStatement) conn.prepareCall("{Call login(?,?)}");
		  cst.setString(1, uid);
		  cst.setString(2, pwd);
		  ResultSet rs = (ResultSet) cst.executeQuery();
		  if(rs.next()) return true;
		  return false;
		}catch(Exception e)
		{
		   e.printStackTrace();
		   return false;
		}
	}
}