VIP31/spring-demo/src/main/resources/spring-beans-new.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:util="http://www.springframework.org/schema/util"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/util
        https://www.springframework.org/schema/util/spring-util.xsd">

    <bean id="user" class="com.sf.helloworld.User">
        <constructor-arg name="name" value="zhaoliu"></constructor-arg>
        <constructor-arg name="desc" value="普通用户"></constructor-arg>
        <!--        如果我们想多个对象复用一个对象 可以使用ref进行关联-->
        <constructor-arg name="role" ref="role"></constructor-arg>
    </bean>

    <bean id="user1" class="com.sf.helloworld.User">
        <constructor-arg name="name" value="zhangsan"></constructor-arg>
        <constructor-arg name="desc" value="普通用户"></constructor-arg>
        <!--        如果我们想多个对象复用一个对象 可以使用ref进行关联-->
        <constructor-arg name="role" ref="role"></constructor-arg>
    </bean>

    <bean id="user2" class="com.sf.helloworld.User">
        <property name="name" value="zhangsan"></property>
        <property name="desc" value="普通用户"></property>
        <!--        如果我们想多个对象复用一个对象 可以使用ref进行关联-->
        <property name="role" ref="role"></property>
    </bean>

    <bean id="role" class="com.sf.helloworld.Role">
        <constructor-arg name="name" value="guest"></constructor-arg>
    </bean>

    <!-- Role role1 = new Role();  role1.setDesc(String[]); -->
    <bean id="role1" class="com.sf.helloworld.Role">
<!--        <constructor-arg name="name" value="guest"></constructor-arg>-->
        <property name="name" value="guest"></property>
        <property name="desc">
<!--        String[] arr = new String[2];  arr[0] = "访客"; -->
            <array>
                <value>访客</value>
                <value>没权限</value>
            </array>
        </property>
    </bean>

    <bean id="role2" class="com.sf.helloworld.Role">
        <property name="name" value="guest"></property>
        <property name="userList">
            <list>
                <ref bean="user1"/>
                <ref bean="user2"/>
            </list>
<!--            <map>-->
<!--                <entry>-->
<!--                    <key>-->
<!--                        <value></value>-->
<!--                    </key>-->
<!--                    <value></value>-->
<!--                </entry>-->
<!--            </map>-->
        </property>
    </bean>

    <bean id="role3" class="com.sf.helloworld.Role">
        <property name="name" value="guest"></property>
        <property name="userList">
            <list>
                <ref bean="user1"/>
                <ref bean="user2"/>
            </list>
        </property>
    </bean>


    <bean id="role4" class="com.sf.helloworld.Role">
        <property name="name" value="guest"></property>
        <property name="userList" ref="userListId"></property>
    </bean>

    <util:list id="userListId">
        <ref bean="user1"/>
        <ref bean="user2"/>
    </util:list>

</beans>