spring快速入门(四)

一、在spring快速入门(三)的基础上,我们来了解BeanFactory及配置。

  Client

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package com.murong.client;

import org.springframework.beans.factory.BeanFactory;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import com.murong.action.UserAction;
import com.murong.action.UserActionImpl;

public class Client {
    
    public static void main(String[] args) {
        
        BeanFactory bf = new ClassPathXmlApplicationContext("applicationContext.xml");
        UserAction userAction = (UserAction) bf.getBean("userActionImpl");
        userAction.addUser("久伴",24);
    }
}
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  首先BeanFactory是一个接口 ,有不同的实现类、当然还有其他的实现类,比如  ApplicationContext

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package com.murong.client;

import org.springframework.beans.factory.BeanFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import com.murong.action.UserAction;
import com.murong.action.UserActionImpl;

public class Client {
    
    public static void main(String[] args) {
        
        /*BeanFactory bf = new ClassPathXmlApplicationContext("applicationContext.xml");*/
        ApplicationContext bf = new ClassPathXmlApplicationContext("applicationContext.xml");
        UserAction userAction = (UserAction) bf.getBean("userActionImpl");
        userAction.addUser("久伴",24);
    }
}
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posted @   晴空~万里  阅读(319)  评论(0编辑  收藏  举报
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