日期:2014-05-19  浏览次数:20543 次

SSH项目中遇到的问题,请高手解答。
dao层实现方法:
Java code

package com.ailincms.dao.impl;

import java.util.List;

import javax.annotation.Resource;

import org.hibernate.Query;
import org.hibernate.SessionFactory;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;

import com.ailincms.bean.CMSUser;
import com.ailincms.dao.CMSUserDao;

@Repository(value="cMSUserDaoBean") @Transactional
public class CMSUserDaoBean implements CMSUserDao {
    @Resource SessionFactory factory;

    public void createCMSUser(CMSUser cmsuser) {
        try{
            factory.getCurrentSession().persist(cmsuser);
        } catch(RuntimeException e) {
            throw e;
        }
    }

    public void updateCMSUser(CMSUser cmsuser) {
        try{
            factory.getCurrentSession().merge(cmsuser);
        } catch(RuntimeException e) {
            throw e;
        }
    }

    public void deleteByUsername(String username) {
        try{
            factory.getCurrentSession().delete(factory.getCurrentSession().createQuery("from CMSUser as user where user.username='"+username+"'").uniqueResult());
        } catch(RuntimeException e) {
            throw e;
        }
    }

    public void deleteByUserid(Integer userid) {
        try {
            factory.getCurrentSession().delete(factory.getCurrentSession().get(CMSUser.class, userid));
        } catch (RuntimeException e) {
            throw e;
        }
    }
    
    @SuppressWarnings("unchecked")
    @Transactional(propagation=Propagation.NOT_SUPPORTED)
    public List<CMSUser> findByProperty(String propertyName, Object value) {
        try {
            return factory.getCurrentSession().createQuery("from CMSUser as user where user."+propertyName+" = '"+value+"' ").list();
        } catch (RuntimeException e) {
            throw e;
        }
    }
    
    @Transactional(propagation=Propagation.NOT_SUPPORTED)
    public CMSUser findByUsername(String username) {
        Query q = factory.getCurrentSession().createQuery("from CMSUser as user where user.username=?");
        q.setString(0, username);
        return (CMSUser)q.uniqueResult();
    }
    
    @Transactional(propagation=Propagation.NOT_SUPPORTED)
    public CMSUser findByUserid(Integer userid) {
        try {
            return (CMSUser)factory.getCurrentSession().get(CMSUser.class, userid);
        } catch (RuntimeException e) {
            throw e;
        }
    }
    
    @SuppressWarnings("unchecked")
    @Transactional(propagation=Propagation.NOT_SUPPORTED)
    public List<CMSUser> getAllCMSUser() {
        try {
            return factory.getCurrentSession().createQuery("from CMSUser").list();
        } catch (RuntimeException e) {
            throw e;
        }
    }
    
}




service层方法:
Java code

package com.ailincms.service.impl;

import java.util.Date;


import org.springframework.stereotype.Service;

import com.ailincms.bean.CMSUser;
import com.ailincms.dao.CMSUserDao;
import com.ailincms.dao.impl.CMSUserDaoBean;
import com.ailincms.service.CMSUserService;

@Service(value="cMSUserServiceBean")
public class CMSUserServiceBean implements CMSUserService {
    
    CMSUserDao userDao = new CMSUserDaoBean();
    
    public void validateCMSUser(String username, String password) {
        try{
            CMSUser cmsUser = userDao.findByUsername(username);
            System.out.println(cmsUser.getPassword());
        } catch(E