Spring注入复杂类型属性

 

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   1  数组
   2  list集合
   3  map集合
   4  properties（键值对）类型

配置文件bean1.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"
    xsi:schemaLocation="
        http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
<!-- 注入复杂类型属性值0 -->
	<bean id="person" class="com.cn.ioc.Person">
	<!-- 数组 -->
	  <property name="arrs">
	     <list>
	        <value>小王</value>
	        <value>小明</value>
	        <value>小李</value>
	     </list>
	  </property>
	<!-- list-->
	<property name="list">
	   <list>
	        <value>小zhu</value>
	        <value>小ming</value>
	        <value>小li</value>
	     </list>
	</property>

	<!-- map -->
	<property name="map">
	   <map>
	        <entry key="aa" value="lucy"></entry>
	        <entry key="bb" value="mary"></entry>
	        <entry key="cc" value="tom"></entry>
	     </map>
	</property>
	<!-- properties-->
	   <property name="properties">
	         <props>
	            <prop key="driverclass">com.mysql.jdbc.Driver</prop>
	            <prop key="username">root</prop>
	         </props>
	   </property>
	</bean>
</beans> 

 

2 

Person.java

package com.cn.ioc;

import java.util.List;
import java.util.Map;
import java.util.Properties;

public class Person {
	private String pname;
	private String[] arrs;
	private List<String > list;
	private Map<String,String > map;
	private Properties properties;
	public void setPname(String pname) {
		this.pname = pname;
	}

	public void setArrs(String[] arrs) {
		this.arrs = arrs;
	}

	public void setList(List<String> list) {
		this.list = list;
	}
	public void setMap(Map<String, String> map) {
		this.map = map;
	}
	public void setProperties(Properties properties) {
		this.properties = properties;
	}
	public void test1(){
		System.out.println("arrs"+arrs);
		System.out.println("list"+list);
		System.out.println("map"+map);
		System.out.println("properties"+properties);
		
	}
}

 

测试类

 

测试结果