package com.ls.spring.ioc.dummy; import org.springframework.stereotype.Component; @Component public class B { public void put() { System.out.println("B is outing..."); } } package com.ls.spring.ioc.dummy; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; @Component public class A { @Autowired private B b; public A() { super(); } public A(B b) { super(); this.b = b; } public B getB() { return b; } public void setB(B b) { this.b = b; } }
<?xml version="1.0" encoding="GBK"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<context:component-scan base-package="com.ls.spring.ioc.dummy"/>
</beans>
package com.ls.spring.ioc.dummy; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class TestBeanFactoryViaScan { public static void main(String[] args) { ApplicationContext context = new ClassPathXmlApplicationContext("com/ls/spring/ioc/dummy/ioc-classpath-scan.xml"); A a = (A) context.getBean("a"); a.getB().put(); } }