Spring4 HelloWorld入门

public class HelloWorld {

	public void say(){
		System.out.println("Spring Hello World！");
	}
}

public class Test {

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

beans.xml 文件

<?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.java1234.test.HelloWorld"></bean>

  
</beans>