Bean 生命周期&&模块化配置

package com.songyan.demo1;

import com.sun.org.apache.xml.internal.security.Init;

/**
 * 要创建的对象类
 * @author sy
 *
 */
public class User {
private String name;
private int age ;
/**
 * 声明销毁方法
 */

public void destory() {

System.out.println("destory~~~~");
}
/**
 * 声明初始化方法
 */
public void init()
{
    System.out.println("init~~~~~~~~~");
}
public String getName() {
    return name;
}
public void setName(String name) {
    this.name = name;
}
public int getAge() {
    return age;
}
public void setAge(int age) {
    this.age = age;
}

}

<!--通过构造函数创建对象  -->
<!--声明初始化方法&&销毁方法  -->
<bean id="userid" class="com.songyan.demo1.User" init-method="init" destroy-method="destory"></bean> 
    

    ClassPathXmlApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext.xml");
    User user=(User)applicationContext.getBean("userid");
    System.out.println(user);
    //通过关闭容器触发destory方法
    applicationContext.close();