package com.stono.sprtest;

import java.util.List;

import java.util.Map;

import java.util.Set;

import org.springframework.context.ApplicationContext;

import org.springframework.context.support.ClassPathXmlApplicationContext;

public class AppBean3 {

    @SuppressWarnings("resource")

    public static void main(String[] args) {

        ApplicationContext context = new ClassPathXmlApplicationContext("appbeans3.xml");

        List<?> list = (List<?>) context.getBean("instruments");

        for (Object object : list) {

            System.out.println(object);

        }

        Elvis elvis = (Elvis) context.getBean("elvis");

        System.out.println(elvis.getName()); // #{'abc'[0]}

        System.out.println(elvis.getName2()); // #{map['b']}

        @SuppressWarnings("unchecked")

        Map<String, ?> map = (Map<String, ?>) context.getBean("map");

        System.out.println(map.get("c"));

        System.out.println(map.get("d")); // 从属性文件中读取内容；

        System.out.println(map.get("e")); // 打出了全部

        System.out.println(map.get("e1"));

        Object x = map.get("f"); // x对象为properties对象；

        System.out.println(x); // 打出了全部

        System.out.println(map.get("f1"));

        Set<?> set = (Set<?>) context.getBean("set");

        System.out.println(set);

        Object prop = context.getBean("prop"); // 获取属性文件对象

        System.out.println(prop); // {stono.amber=Amber, stono.minstrel=Minstrel}

        System.out.println(map.get("g"));// #{set.?[age eq 10]}表达式

        System.out.println(map.get("h"));// #{set.^[age gt 11]}表达式

        System.out.println(map.get("i"));// #{set.$[age gt 11]}表达式

        Object x2 = map.get("j");// #{ .![]}返回ArrayList

        System.out.println(x2);// #{set.![age]}表达式 result:[10, 15, 20, 25, 25];即便只有一个元素，也是返回ArrayList

        System.out.println(map.get("k"));// #{set.?[age gt 10]}表达式

        Object list2 = context.getBean("list2");

        System.out.println(list2);

        System.out.println(context.getBean("pi"));// util:constant标签

        Object ppath = context.getBean("ppath"); // util:property-path标签

        System.out.println(ppath);

        System.out.println(map.get(Math.PI)); //map中key-ref的使用；

    }

}

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.springframework.org/schema/beans"

    xmlns:p="http://www.springframework.org/schema/p" xmlns:util="http://www.springframework.org/schema/util"

    xsi:schemaLocation="http://www.springframework.org/schema/beans

    http://www.springframework.org/schema/beans/spring-beans-3.0.xsd

        http://www.springframework.org/schema/util

        http://www.springframework.org/schema/util/spring-util-4.1.xsd">

    <util:list id="instruments">

        <bean class="com.stono.sprtest.Cymbal"></bean>

        <bean class="com.stono.sprtest.Harmonica"></bean>

        <bean class="com.stono.sprtest.Saxophone"></bean>

    </util:list>

    <bean id="elvis" class="com.stono.sprtest.Elvis">

        <property name="instrument" value="#{instruments[0]}"></property>

        <property name="name" value="#{'abc'[0]}"></property>

        <property name="name2" value="#{map['b']}"></property>

    </bean>

    <util:map id="map">

        <entry key="a" value="a"></entry>

        <entry>

            <key>

                <value>b</value>

            </key>

            <value>b</value>

        </entry>

        <entry key="c" value-ref="instruments"></entry>

        <entry key="d" value="#{prop['stono.amber']}"></entry>

        <entry key="e" value="#{systemEnvironment }"></entry>

        <entry key="e1" value="#{systemEnvironment['USERPROFILE'] }"></entry>

        <entry key="f" value="#{systemProperties}"></entry>

        <entry key="f1" value="#{systemProperties['os.name']}"></entry>

        <entry key="g" value="#{set.?[age eq 10]}"></entry>

        <entry key="h" value="#{set.^[age gt 11]}"></entry>

        <entry key="i" value="#{set.$[age gt 11]}"></entry>

        <entry key="j" value="#{set.![age]}"></entry>

        <entry key="k" value="#{set.?[age gt 10]}"></entry>

        <entry key-ref="pi" value="PI"></entry>

    </util:map>

    <util:set id="set">

        <bean class="com.stono.sprtest.Duke" p:age="10"></bean>

        <bean class="com.stono.sprtest.Duke" p:age="15"></bean>

        <bean class="com.stono.sprtest.Duke" p:age="20"></bean>

        <bean class="com.stono.sprtest.Duke" p:age="25"></bean>

        <bean class="com.stono.sprtest.Duke" p:age="25"></bean>

    </util:set>

    <util:properties id="prop" location="classpath:settings.properties">

    </util:properties>

    <util:list id="list2">

        <bean class="java.lang.Integer">

            <constructor-arg>

                <value>10</value>

            </constructor-arg>

        </bean>

        <bean class="java.lang.String">

            <constructor-arg>

                <value>typography</value>

            </constructor-arg>

        </bean>

        <bean class="java.util.Calendar" factory-method="getInstance"></bean>

    </util:list>

    <util:constant id="pi" static-field="java.lang.Math.PI"/>

    <bean id="duke" class="com.stono.sprtest.Duke" p:age="80"></bean>

    <util:property-path id="ppath" path="duke.age"/>

</beans>