[gradle] quick configuration

One .Gradle brief introduction

        Gradle It's from Apache Ant and Apache Maven Concept of project automation to build open source tools , It uses one based on Groovy Domain specific languages (DSL) To declare project settings , Abandoned based on XML Various cumbersome configurations for Java Application oriented . Currently, the supported languages are Java、Groovy、Kotlin and Scala.

        Gradle It's based on JVM Build tools for , It's a general and flexible build tool , Support maven, Ivy Warehouse , Support transitive dependency management , There's no need for a remote warehouse or pom.xml and ivy.xml The configuration file , be based on Groovy,build Script use Groovy To write .

        IDEA 2017.3 Above version support .

Two . download

Official website ：Gradle | Installation

         Two download methods are provided ,Binary-only Is to download only binary source code ,Complete, with docs and sources Is to download the source code and documentation . If you need to read the document, you can download the second , No need to download Binary-only that will do .

3、 ... and . install

         Extract the installation package to the directory where you want to install it .

Four . Configure environment variables

1. Add system variables

        Variable name ：GRADLE_HOME

         A variable's value ： Extracted Directory

2. Add system variables

         Variable name ：GRADLE_USER_HOME

         A variable's value ：Maven The warehouse directory of  

3. Edit... In the system variable Path

         Variable name ：Path

         A variable's value ：%GRADLE_HOME%\bin;

4. open CMD Input gradle -v The following scenario indicates that the installation and configuration are successful

5、 ... and . To configure Gradle Warehouse source

stay Gradle Install under directory init.d Under the folder , Create a new one  init.gradle file , Fill in the following configuration .

allprojects {
    repositories {
        maven { url 'file:///D:/maven/repository'}
        mavenLocal()
        maven { name "Alibaba" ; url "https://maven.aliyun.com/repository/public" }
        maven { name "Bstek" ; url "http://nexus.bsdn.org/content/groups/public/" }
        mavenCentral()
    }

    buildscript { 
        repositories { 
            maven { name "Alibaba" ; url 'https://maven.aliyun.com/repository/public' }
            maven { name "Bstek" ; url 'http://nexus.bsdn.org/content/groups/public/' }
            maven { name "M2" ; url 'https://plugins.gradle.org/m2/' }
        }
    }
}

Be careful ： first url Path changed to own maven Warehouse path .

repositories It's about getting jar Order of packages . First, it's local Maven Warehouse path ; And then mavenLocal() Is to obtain Maven Path to local warehouse , It should be the same as the first one , But no conflict ; Article 3 and Article 4 are obtained from domestic and foreign network warehouses ; final mavenCentral() It's from Apache Provide central warehouse access to jar package .

6、 ... and . Configuration to IDEA

1. establish Gradle engineering

 2. stay IDEA Of Setting Search inside Gradle To configure gradle The path of

3. A simple test

introduce SpringBoot rely on

implementation group: 'org.springframework.boot', name: 'spring-boot-starter-web', version: '2.7.1'

function

If... Is set in variables and configuration files Gradle Warehouse Path for , stay Service directory path The address will be automatically filled in , If you want to change it, you can modify it manually .