springmvc3.2+spring+hibernate4全注解方式整合（三）

service接口

package com.fangjian.core.platform.service;

import com.fangjian.core.platform.po.User;

public interface UserService {
    void saveUser(User user);
}

service实现

package com.fangjian.core.platform.service.impl;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.fangjian.core.platform.dao.UserDao;
import com.fangjian.core.platform.po.User;
import com.fangjian.core.platform.service.UserService;

@Service("userService")
public class UserServiceImpl implements UserService {
    
    @Autowired
    private UserDao userdao;
    
    @Override
    public void saveUser(User user) {
        this.userdao.saveUser(user);
        //System.out.println(1/0);
        //this.userdao.saveUser(user);
    }

}

dao接口

package com.fangjian.core.platform.dao;

import com.fangjian.core.platform.po.User;

public interface UserDao {
    void saveUser(User user);
}

dao实现

package com.fangjian.core.platform.dao.impl;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Repository;

import com.fangjian.core.platform.dao.UserDao;
import com.fangjian.core.platform.po.User;

@Repository(value="userDao")
public class UserDaoImpl  implements UserDao {
    
    @Autowired  
    @Qualifier("sessionFactory")  
    private SessionFactory sessionFactory;  
   
    public Session getSession() {  
        //事务必须是开启的，否则获取不到  
        return sessionFactory.getCurrentSession();  
    }
    
    @Override
    public void saveUser(User user) {
        this.getSession().save(user);
    }

}

实体类

package com.fangjian.core.platform.po;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;

import org.hibernate.annotations.GenericGenerator;

@Entity
@Table(name="IEMS_USER")
public class User {

    @Id
    @GeneratedValue(generator="system-uuid")
    @GenericGenerator(name = "system-uuid",strategy="uuid")
    @Column(length=32)
    private String id;
    
    @Column(length=32)
    private String name;
    
    @Column(length=32)
    private String username;
    
    @Column(length=32)
    private String password;

    public String getId() {
        return id;
    }

    public void setId(String id) {
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    
    
}

实体类SQL

CREATE TABLE `iems_user` (
  `id` varchar(72) NOT NULL,
  `name` varchar(72) default NULL,
  `password` varchar(72) default NULL,
  `username` varchar(72) default NULL,
  PRIMARY KEY  (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;