Spring入门（1）

1.新建java project，然后新建spring文件夹，把六个基本的包复制进去，然后全选所有的包，右键bulid Path>add**;

2.src所包含的class,beans.xml

 

 1 package com.java.service;
 2 
 3 import org.springframework.context.ApplicationContext;
 4 import org.springframework.context.support.ClassPathXmlApplicationContext;
 5 
 6 import com.java.test.HelloWorld;
 7 
 8 public class Test {
 9 
10     public static void main(String[] args) {
11         
12         //连接beans
13         ApplicationContext  ac=new ClassPathXmlApplicationContext("beans.xml");
14         
15         HelloWorld   helloWorld=(HelloWorld) ac.getBean("helloWorld");
16         
17         helloWorld.say();
18     }
19 
20 }

 

 

package com.java.service;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import com.java.test.HelloWorld;

public class Test {

    public static void main(String[] args) {
        
        //连接beans
        ApplicationContext  ac=new ClassPathXmlApplicationContext("beans.xml");
        
        HelloWorld   helloWorld=(HelloWorld) ac.getBean("helloWorld");
        
        helloWorld.say();
    }

}

 1 xml version="1.0" encoding="UTF-8"?>
 2 <beans xmlns="http://www.springframework.org/schema/beans"
 3     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 4     xsi:schemaLocation="http://www.springframework.org/schema/beans
 5         http://www.springframework.org/schema/beans/spring-beans.xsd">
 6 
 7     <bean id="helloWorld" class="com.java.test.HelloWorld">bean>
 8 
 9   
10 beans>

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运行结果：