[Java知识库]Spring第二天

第一种

 <bean id="date" class="java.util.Date"></bean>

    <bean id="tianfen" class="com.qfedu.ioc.bean.Tianfen" autowire="byType" >
       <property name="title" value="P8"></property>
        <property name="date" ref="date">

        </property>

    </bean>

第二种

<bean id="tianfen" class="com.qfedu.ioc.bean.Tianfen" autowire="byType" >
       <property name="title" value="P8"></property>
        <property name="date" >
            <bean class="java.util.Date"></bean>
        </property>

    </bean>

自动装配

<bean id="rvrt" class="com.qfedu.ioc.bean.Clazz">
           <property name="number" value="3"></property>
       </bean>

        <bean id="clazzyfyufuf" class="com.qfedu.ioc.bean.Clazz">
            <property name="number" value="6"></property>
        </bean>
       <bean id="student" class="com.qfedu.ioc.bean.Student" autowire="byName" >
            <property name="stuNum" value="1"/>
              <property name="stuName" value="ygl"/>
              <property name="stuAge" value="21"/>
            <property name="enterenceTime" ref="date"></property>
      </bean>

public class Test {
    public static void main(String[] args) throws IOException, ClassNotFoundException, IllegalAccessException, InstantiationException {
        ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext("applicationContext.xml");
        Object tianfen =  context.getBean("student");
        System.out.println(tianfen);

    }
}

spring注解配置