Spring学习--4 集合属性注入

Spring中��Bean中注入集合属性时，首先将一系列的基本类型和对象注入到集合中，再将集合注入Bean中。

<?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:aop="http://www.springframework.org/schema/aop"
     xmlns:tx="http://www.springframework.org/schema/tx"
     xsi:schemaLocation="
     http://www.springframework.org/schema/beans
     http://www.springframework.org/schema/beans/spring-beans.xsd
     http://www.springframework.org/schema/tx
     http://www.springframework.org/schema/tx/spring-tx.xsd
     http://www.springframework.org/schema/aop
     http://www.springframework.org/schema/aop/spring-aop.xsd">

        <bean id="some1" class="test.Some"></bean>
        <bean id="some2" class="test.Some"></bean>
        <bean id="some3" class="test.Some"></bean>

        <bean id="somObject" class="test.SomeObject">
            <property name="someStrArray" > <!--字符串数组 -->
                <array value-type="java.lang.String">
                    <value>String1</value>
                    <value>String2</value>
                    <value>String3</value>
                </array>
            </property>
            <property name="someObjArray">
                <array value-type="test.Some"> <!--对象数组 -->
                    <ref bean="some1"/>
                    <ref bean="some2"/>
                    <ref bean="some3"/>
                </array>
            </property>
            <property name="someList">
                <list value-type="test.Some"> <!--list-->
                    <ref bean="som1"/>
                    <ref bean="som2"/>
                    <ref bean="som3"/>
                </list>
            </property>
            <property name="someSet">
                <set value-type="test.Some"> <!--set-->
                    <ref bean="some1"/>
                    <ref bean="some2"/>
                    <ref bean="some3"/>
                </set>
            </property>
            <property name="someMap">
                <!--map-->
                <map key-type="java.lang.String" value-type="test.Some"> 
                    <entry key="key1" value-ref="some1"></entry>
                    <entry key="key2" value-ref="some2"></entry>
                    <entry key="key3" value-ref="some3"></entry>
                </map>
            </property>
            <!--properties-->
            <property name="someProps">
                <props >
                    <prop key="prop_key1">prop_value1</prop>
                    <prop key="prop_key2">prop_value2</prop>
                    <prop key="prop_key3">prop_value3</prop>
                </props>
            </property>
        </bean>
     </beans>