<?xml version="1.0" encoding="GBK"?>
<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xmlns="http://www.springframework.org/schema/beans"
   xsi:schemaLocation="http://www.springframework.org/schema/beans
   http://www.springframework.org/schema/beans/spring-beans-4.0.xsd">
   <!-- Spring容器會(huì)檢測(cè)容器中所有Bean，如果發(fā)現(xiàn)某個(gè)Bean實(shí)現(xiàn)了BeanNameAware接口，
   Spring容器會(huì)在創(chuàng)建該Bean之后，自動(dòng)調(diào)用該Bean的setBeanName()方法，
   調(diào)用該方法時(shí)，會(huì)將該Bean的配置id作為參數(shù)傳給該方法
   該方法的實(shí)現(xiàn)部分將Spring傳入的參數(shù)（Bean的配置id）賦為給該Chinese對(duì)象的
   beanName實(shí)例變量，因此接下來即可通過該beanName實(shí)例變量來訪問Bean的配置id。-->
   <bean id="chinese" class="org.crazyit.app.service.Chinese"/>
</beans>

package org.crazyit.app.service;
import org.springframework.beans.factory.BeanNameAware;
public class Chinese implements BeanNameAware
{
   // 保存部署該Bean時(shí)指定的id屬性
   private String beanName;
   public void setBeanName(String name)
   {
      this.beanName = name;
   }
   public void info()
   {
      System.out.println("Chinese實(shí)現(xiàn)類"
        + ", 部署該Bean時(shí)指定的id為" + beanName);
   }
}

package lee;
import org.springframework.context.*;
import org.springframework.context.support.*;
import org.crazyit.app.service.*;
public class SpringTest
{
  public static void main(String[] args)
  {
    // 創(chuàng)建Spring容器，容器會(huì)自動(dòng)預(yù)初始化所有Bean實(shí)例
    ApplicationContext ctx =
      new ClassPathXmlApplicationContext("beans.xml");
    Chinese chin = ctx.getBean("chinese" , Chinese.class);
    chin.info();
  }
}