1. 下載并導(dǎo)入必須的包
需要以下jar包
1.1 從spring官網(wǎng)下載spring包
https://repo.spring.io/ui/native/release/org/springframework/spring/
下載spring-5.2.6.RELEASE-dist.zip,并解壓獲取需要的包
1.2 下載commons-logging-1.2-bin.zip
http://commons.apache.org/proper/commons-logging/download_logging.cgi
下載commons-logging-1.2-bin.zip并解壓出需要的包
1.3 將包復(fù)制到idea中構(gòu)建的java的基礎(chǔ)項(xiàng)目中
File -> Project Structure
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2. 創(chuàng)建簡單的類實(shí)例并通過Spring進(jìn)行實(shí)例化
2.1 創(chuàng)建user類文件(user.java)
package com.firstSpringTest.me; public class user { public void say(){ System.out.println("I am a com.firstSpringTest.me.user class"); } }
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2.2 構(gòu)建xml文件(ApplicationContext.xml)
創(chuàng)建方式:
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?添加<bean>
<?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="user" class="com.firstSpringTest.me.user"></bean> </beans>
2.3 創(chuàng)建測試類(SpringTest.java)
package com.firstSpringTest.me; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class springTest<sout> { public static void main(String[] args){ ApplicationContext classPathXmlApplicationContext = new ClassPathXmlApplicationContext("ApplicationContext.xml"); user user = (user) classPathXmlApplicationContext.getBean("user", user.class); user.say(); } }
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運(yùn)行結(jié)果如下
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