17059168683
17059168683

Spring和SpringMVC

Spring

控制反转（IoC）和依赖注入（DI）

Inverse of Controller：目的，很多方式都可以实现。本来new一个对象，由源代码控制；反转成由外部（比如.xml文件）控制

Dependency Injection：实现，实现IoC的一种方式。

其实最开始都一样 （Martin Fowler改名）

context：容器

和

eclipse环境 Marketplace

Spring和SpringMVC_第1张图片

安装完成：

可以得到spring相关的jar

MVC为什么需要Spring？

HTTP请求需要由不同的Java对象予以处理，这些Java对象就由Spring生成

Maven

一个项目管理工具，可以对 Java 项目进行构建、依赖管理。

add dev tool

选择自己已经配置好的Java版本

在New Spring Starter Project Dependencies中选择SpringMVC

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