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

 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();
     }

 }

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();
    }

}

 <?xml version="1.0" encoding="UTF-8"?>
 <beans xmlns="http://www.springframework.org/schema/beans"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://www.springframework.org/schema/beans
         http://www.springframework.org/schema/beans/spring-beans.xsd">

     <bean id="helloWorld" class="com.java.test.HelloWorld"></bean>

 </beans>

运行结果：