cardlistoperation.java

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package hibernate.iml;

import java.util.List;

import net.sf.hibernate.HibernateException;
import net.sf.hibernate.Query;
import net.sf.hibernate.Transaction;

import common.HibernateSessionFactory;

public class CardListOperation extends DBOperationParent {
	/**
	 * method update 将计数器加1
	 * @param key
	 */
	public boolean update(String key) throws HibernateException{
		boolean returnCode = false;
		try {
			if(!session.isOpen()) session = HibernateSessionFactory.currentSession();
			Transaction tx = session.beginTransaction();
			
			String sql = " from CardList where cardnum='"+key+"' and ifuse=0";
			Query query = session.createQuery(sql);
			query.setMaxResults(5);
			List lists = query.list();
			if((lists!=null)&&lists.size()>0){
				CardList object = (CardList) lists.get(0);
				object.setIfuse(1);
				session.update(object);
				returnCode=true;
			}
			
			tx.commit();
			HibernateSessionFactory.closeSession();
		} catch (HibernateException e) {
			e.printStackTrace();
		}
		return returnCode;
		
	}
	
	/**
	 * 得到单个记录值
	 * @param key
	 * @return boolean
	 * @throws HibernateException 
	 */	
	public boolean getInfo(String key) throws HibernateException{
		boolean returnCode = false;
		try {
			if(!session.isOpen()) session = HibernateSessionFactory.currentSession();
			String sql = " from CardList where cardnum='"+key+"' and ifuse=0";
			Query query = session.createQuery(sql);
			query.setMaxResults(5);
			List lists = query.list();
			if((lists!=null)&&lists.size()>0) returnCode = true;
		} catch (HibernateException e) {
			e.printStackTrace();
		} finally {
			HibernateSessionFactory.closeSession();
		}
		return returnCode;
	}
	
	/**
	 * method update 更新记录
	 * @param object
	 * @param key
	 * @return 是否更新成功
	 * @throws HibernateException 
	 */
	public boolean update(Object objectTmp, String key) throws HibernateException {
		// TODO Auto-generated method stub
		return false;
	}
}