Spring IOC——注入集合的数据

注入集合的数据

复杂类型的往入/集合类型的注入
用于给List结构集合注入的标签:
list array set
用于个Map结构集合注入的标签:
map props
结构相同，标签可以互换

package com.ay.service;

public interface AccountService {
    public  void saveAccount();
}

package com.ay.service.impl;

 import com.ay.service.AccountService;
 import org.springframework.jdbc.core.namedparam.SqlParameterSourceUtils;

 import java.util.*;

public class AccountServiceImpl implements AccountService {
    private String[] myStr;
    private List<String> myList;
    private Set<String> mySet;
    private Map<String,String> myMap;
    private Properties myProps;
    @Override
    public void saveAccount() {
        System.out.println(Arrays.toString(myStr));
        System.out.println(myList);
        System.out.println(mySet);
        System.out.println(myMap);
        System.out.println(myProps);
    }

    public void setMyStr(String[] myStr) {
        this.myStr = myStr;
    }

    public void setMyList(List<String> myList) {
        this.myList = myList;
    }

    public void setMySet(Set<String> mySet) {
        this.mySet = mySet;
    }

    public void setMyMap(Map<String, String> myMap) {
        this.myMap = myMap;
    }

    public void setMyProps(Properties myProps) {
        this.myProps = myProps;
    }

}

package com.ay.ui;

import com.ay.service.AccountService;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class Client {
    public static void main(String[] args) {
        ApplicationContext ac = new ClassPathXmlApplicationContext("bean.xml");
        AccountService as = (AccountService)ac.getBean("accountService");
        as.saveAccount();
    }
}

<?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">

    <bean id="accountService" class="com.ay.service.impl.AccountServiceImpl">
        <property name="myStr">
            <array>
                <value>AAA</value>
                <value>BBB</value>
                <value>CCC</value>
            </array>
        </property>

        <property name="myList">
            <list>
                <value>AAA</value>
                <value>BBB</value>
                <value>CCC</value>
            </list>
        </property>

        <property name="mySet">
            <set>
                <value>AAA</value>
                <value>BBB</value>
                <value>CCC</value>
            </set>
        </property>

        <property name="myMap">
            <map>
                <entry key="A" value="AA"></entry>
                <entry key="B">
                    <value>BB</value>
                </entry>
            </map>
        </property>
        <property name="myProps">
            <props>
                <prop key="A">Aa</prop>
            </props>
        </property>
    </bean>
</beans>