spring04

具体讲解看xml文件
//pojo 基本类
//DAO类
//服务类
//控制类

//User.java
package com.ali.pojo;

public class User {//描述user表
  String name;
  String pwd;
  int age;
public String getName() {
	return name;
}
public void setName(String name) {
	this.name = name;
}
public String getPwd() {
	return pwd;
}
public void setPwd(String pwd) {
	this.pwd = pwd;
}
public int getAge() {
	return age;
}
public void setAge(int age) {
	this.age = age;
}
  
}

//UserDao.java
package com.ali.dao;

import com.ali.pojo.User;

public interface UserDao {
  int regUser(User user);
  int loginUser(User user);
}

//UserDaoImpl.java
package com.ali.dao;

import com.ali.pojo.User;

public class UserDaoImpl implements UserDao {

	@Override
	public int regUser(User user) {
		// TODO Auto-generated method stub
		System.out.println(user.getName());
		
		return 1;
	}

	@Override
	public int loginUser(User user) {
		// TODO Auto-generated method stub
		return 0;
	}

}

//UserService.java
package com.ali.service;

import com.ali.pojo.User;

public interface UserService {
	  int regUser(User user);
	  int loginUser(User user);
}

//UserServiceImpl.java
package com.ali.service;

import com.ali.dao.UserDaoImpl;
import com.ali.pojo.User;

public class UserServiceImpl implements UserService {
	UserDaoImpl userDaoImpl;
	public UserDaoImpl getUserDaoImpl() {
	return userDaoImpl;
}

	public void setUserDaoImpl(UserDaoImpl userDaoImpl) {
		this.userDaoImpl = userDaoImpl;
}

	@Override
	public int regUser(User user) {
		// TODO Auto-generated method stub
		userDaoImpl.regUser(user);
		return 1;
	}

	@Override
	public int loginUser(User user) {
		// TODO Auto-generated method stub
		return 0;
	}

}

//UserCtrl.java
package com.ali.ctrl;

import org.springframework.context.support.ClassPathXmlApplicationContext;

import com.ali.pojo.User;
import com.ali.service.UserServiceImpl;

public class UserCtrl {
	UserServiceImpl userServiceImpl;
	User user;
   public UserServiceImpl getUserServiceImpl() {
		return userServiceImpl;
	}

	public void setUserServiceImpl(UserServiceImpl userServiceImpl) {
		this.userServiceImpl = userServiceImpl;
	}

	public static void main(String[] args) {
	   
	ClassPathXmlApplicationContext cfg=new ClassPathXmlApplicationContext("applicationContext.xml");
	UserCtrl userctrl=(UserCtrl)cfg.getBean("userctrl");
	userctrl.reg();
}

   public User getUser() {
	   return user;
}

   public void setUser(User user) {
	   this.user = user;
}

   int reg(){  
	   userServiceImpl.regUser(user);
	   System.out.println("yes....");
	   return 1;
	   
   }
}

<!--applicationContext.xml-->
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:aop="http://www.springframework.org/schema/aop"
       xsi:schemaLocation="http://www.springframework.org/schema/beans 
           http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
           http://www.springframework.org/schema/context
           http://www.springframework.org/schema/context/spring-context-3.1.xsd
           http://www.springframework.org/schema/aop
           http://www.springframework.org/schema/aop/spring-aop-3.1.xsd">
	  
	  <!--创建基本类-->
	  <bean id="user" class="com.ali.pojo.User">
	  <property name="name" value="user0"></property>
	  </bean>
	  
	  <!--基本类作为方法参数，记本类为类1-->
	  <bean id="userdaoimpl" class="com.ali.dao.UserDaoImpl"></bean> 
	   
	   <!--类1作为属性，记本类为类2，这时候类2的方法就使用类1的方法-->
	  <bean id="userserviceimpl" class="com.ali.service.UserServiceImpl">  
	  <property name="userDaoImpl" ref="userdaoimpl"></property>
	  </bean>
	  
	  <!--基本类和类2作为属性，基本类为类3，这时候类3的方法使用类2的方法，类2的方法使用类1的方法，类1的方法需要基本类作为参数，传入即可-->
	  <bean id="userctrl" class="com.ali.ctrl.UserCtrl">
	    <property name="user" ref="user"></property>
	    <property name="userServiceImpl" ref="userserviceimpl"></property>
	  </bean>
	  
</beans>