弹簧属性注入

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">
	<bean id="propertyConfigurer"
		class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
		<property name="location" value="classpath:application.properties">
		</property>
		<property name="fileEncoding" value="utf-8" />
	</bean>
	<bean id="parent" abstract="true">
		<property name="list">
			<list>
				<value>1</value>
				<value>1</value>
				<value>2</value>
			</list>
		</property>
		<property name="set">
			<set>
				<value>2</value>
				<value>3</value>
				<value>4</value>
			</set>
		</property>
		<property name="properties">
			<props>
				<prop key="propk1">propvv1</prop>
				<prop key="propk3">propvv3</prop>
			</props>
		</property>
		<property name="map">
			<map>
				<entry key="mapk1" value="mapvv1"></entry>
				<entry key="mapk3" value="mapvv3"></entry>
			</map>
		</property>
	</bean>

	<bean id="helloBean"
		class="com.finshope.bean.properties.HelloBean" parent="parent">
    <!-- String[] -->
		<property name="arrayOfString2" value="1,2,3,4"></property>
		<property name="arrayOfString">
			<array>
				<value>1</value>
			</array>
		</property>
    <!-- List<List<String>> -->
		<property name="listOfListOfString">
			<list>
				<list></list>
			</list>
		</property>
		<!-- java.util.Properties -->
		<property name="properties">
			<props merge="true">
				<prop key="propk1">propv1</prop>
				<prop key="propk2">propv2</prop>
			</props>
		</property>
		<!-- java.util.List -->
		<property name="list">
			<list merge="true">
				<list>
					<value>2</value>
				</list>
				<value>1</value>
				<ref bean="someBean2" />
				<null></null>
				<idref bean="someBean2" />
			</list>
		</property>
		<!-- java.util.Map -->
		<property name="map">
			<map merge="true">
				<entry key="mapk1" value="mapv1"></entry>
				<entry key="mapk2" value-ref="someBean2"></entry>
			</map>
		</property>
		<!-- java.util.Set -->
		<property name="set">
			<set merge="true">
				<value>plain value</value>
				<value>set2</value>
				<value>set2</value>
				<ref bean="someBean2"></ref>
			</set>
		</property>
	</bean>
</beans>