JAVA 核心笔记 || [xxx] Spring 之 面世

目录结构

目录结构.png

Say.java

package com.mj;

public class Say {

    private String msg = "=Spring=";

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public String  talk(){
        System.out.println( msg );
        return msg;
    }

}

App.java

import com.mj.Say;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.context.support.FileSystemXmlApplicationContext;

import java.io.FileNotFoundException;

public class App {
    public static void main(String args[]) throws FileNotFoundException{
        //ClassPathXmlApplicationContext
        ApplicationContext context = new ClassPathXmlApplicationContext("Bean.xml");
        Say sa = (Say) context.getBean("Say");
        sa.talk();

        //FileSystemXmlApplicationContext
        ApplicationContext fileContext = new FileSystemXmlApplicationContext("/src/Bean.xml");



        Say sa1 = (Say) fileContext.getBean("Say");
        sa1.talk();

    }
}

Bean.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-3.0.xsd">

    <bean id = "Say" class = "com.mj.Say">
        <property name = "msg" value = "===Spring==="/>
    </bean>

</beans>

运行

/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/bin/java "-javaagent:/Applications/IntelliJ IDEA.app/Contents/lib/idea_rt.jar=58299:/Applications/IntelliJ IDEA.app/Contents/bin" -Dfile.encoding=UTF-8 -classpath /Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/charsets.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/deploy.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/cldrdata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/dnsns.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/jaccess.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/jfxrt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/localedata.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/nashorn.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/sunec.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/sunjce_provider.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/sunpkcs11.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/ext/zipfs.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/javaws.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/jce.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/jfr.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/jfxswt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/jsse.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/management-agent.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/plugin.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/resources.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/rt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/lib/ant-javafx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/lib/dt.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/lib/javafx-mx.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/lib/jconsole.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/lib/packager.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/lib/sa-jdi.jar:/Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/lib/tools.jar:/Users/mac/d/project/java/mspr/out/production/mspr:/Users/mac/d/project/java/mspr/lib/spring-instrument-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-instrument-tomcat-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-aspects-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-context-support-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-aop-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-jms-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-expression-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-jdbc-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-oxm-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/commons-logging-1.2.jar:/Users/mac/d/project/java/mspr/lib/spring-messaging-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/aopalliance-1.0.jar:/Users/mac/d/project/java/mspr/lib/spring-tx-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-beans-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-orm-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-context-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-core-4.3.18.RELEASE.jar:/Users/mac/d/project/java/mspr/lib/spring-test-4.3.18.RELEASE.jar App
objc[8456]: Class JavaLaunchHelper is implemented in both /Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/bin/java (0x10260b4c0) and /Library/Java/JavaVirtualMachines/jdk1.8.0_144.jdk/Contents/Home/jre/lib/libinstrument.dylib (0x1026974e0). One of the two will be used. Which one is undefined.
Dec 04, 2018 12:10:13 PM org.springframework.context.support.ClassPathXmlApplicationContext prepareRefresh
信息: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@67424e82: startup date [Tue Dec 04 12:10:13 CST 2018]; root of context hierarchy
Dec 04, 2018 12:10:13 PM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from class path resource [Bean.xml]
===Spring===
Dec 04, 2018 12:10:13 PM org.springframework.context.support.FileSystemXmlApplicationContext prepareRefresh
信息: Refreshing org.springframework.context.support.FileSystemXmlApplicationContext@47c62251: startup date [Tue Dec 04 12:10:13 CST 2018]; root of context hierarchy
Dec 04, 2018 12:10:13 PM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from file [/Users/mac/d/project/java/mspr/src/Bean.xml]
===Spring===

Process finished with exit code 0
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