**1.com.nobb.bean.User** ~~~ public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } ~~~ **2.xml配置** ~~~ <bean name="car" class="com.nobb.bean.Car"> <!--setName--> <property name="name" value="马萨拉蒂"/> <!--setColor--> <property name="color" value="白色"/> </bean> <bean name="user1" class="com.nobb.bean.User"> <!--setId--> <property name="id" value="1"/> <!--setName--> <property name="name" value="test"/> <!--setCar--> <property name="car" ref="car"/> </bean> ~~~ **3.测试代码** ~~~ Car car = (Car)ac.getBean("car"); System.out.println(car); User u = (User)ac.getBean("user1"); System.out.println(u); ~~~ **4.关键词总结** property:调用set方法 name:变量名 value:基本类型赋值 ref:引用类型赋值