spring连数据库实例`

import org.springframework.beans.factory.BeanFactory; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; import dao.TestDAO; public class TestSpring25 { public static void main(String[] args) { BeanFactory beanFactory; String path[] = { "bean255.xml" }; ApplicationContext context = new ClassPathXmlApplicationContext(path); Student person = (Student) context.getBean("personid"); // 1 new Student(); System.out.println("person"+person); System.out.println("person.getTeacherName"+person.getTeacher().getTeacherName()); person.printUser(); person.printUser(); Person person1 = (Person) context.getBean("personid"); System.out.println("person1"+person1); TestDAO testDAO=(TestDAO)context.getBean("testDAO"); System.err.println("count:"+testDAO.getCount()); } }