springboot的pom⽂件
spring boot 的pom⽂件
在spring boot pom⽂件中主要的依赖maven坐标: <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
⽽当点击spring-boot-starter-web时,进⼊spring-boot-starter-web-2.2.2.RELEASE.pom⽂件可以看到它还依赖于spring-boot-starters
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starters</artifactId>
<version>2.2.2.RELEASE</version>
</parent>
以此类推,依次如下:spring-boot-starter-web--->spring-boot-parent----->spring-boot-starters---->spring-boot-dependencies 在spring-boot-dependencies,真正⽤来管理应⽤版本的 pom⽂件(spring boot 的版本仲裁中⼼), <name>Spring Boot Dependencies</name>
<description>Spring Boot Dependencies</description>
<url>projects.spring.io/spring-boot/#</url>
<licenses>
<license>
<name>Apache License, Version 2.0</name>
<url>/licenses/LICENSE-2.0</url>
</license>
</licenses>
<developers>
<developer>
<name>Pivotal</name>
<email>info@pivotal.io</email>
<organization>Pivotal Software, Inc.</organization>
scm文件
<organizationUrl>www.spring.io</organizationUrl>
</developer>
</developers>
<scm>
<url>github/spring-projects/spring-boot</url>
</scm>
<properties>
<activemq.version>5.15.11</activemq.version>
<antlr2.version>2.7.7</antlr2.version>
<appengine-sdk.version>1.9.77</appengine-sdk.version>
<artemis.version>2.10.1</artemis.version>
<aspectj.version>1.9.5</aspectj.version>
<assertj.version>3.13.2</assertj.version>
<atomikos.version>4.0.6</atomikos.version>
....
我们可以看到 spring boot 已经为我们配置好了许多依赖的maven坐标,通过这些坐标约定,就可以快速的构建spring boot项⽬
spring-boot-starter 概述
在spring boot中,官⽅已经给哦我们提供了⼤量的starters(启动器)