最简单的spring程序

application.xml

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

    <bean id="simpleService" class="com.java.springmultithread.service.impl.SimpleServiceImpl"/>


</beans><?xml version="1.0" encoding=