jar包下载地址:
http://maven.springframework.org/release/org/springframework/spring/4.2.4.RELEASE/
spring核心容器需要jar包5个,如果要通过在类上加注解的方式注入容器,则要添加spring-aop jar包
下面是工程引入的jar包:
源码如下:
package com.xx.demo; import org.springframework.context.ApplicationContext; import org.springframework.context.support.FileSystemXmlApplicationContext; public class ClientDemoClass { public static void main(String[] args) { ApplicationContext context = new FileSystemXmlApplicationContext( "src/config/application-context.xml"); DemoClass1 demo1 = (DemoClass1) context.getBean("demoClass1"); demo1.print(); } }
package com.xx.demo; import org.springframework.stereotype.Component; @Component("demoClass1") public class DemoClass1 { public void print(){ System.out.println("这是DemoClass1"); } }
<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" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd"> <context:annotation-config /> <context:component-scan base-package="com.xx.demo" /> </beans>
DEBUG结果: