ext { var = '3.5.0-beta01' }// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { repositories { google() jcenter() mavenCentral() maven { url'http://maven.aliyun.com/nexus/content/groups/public/'} maven { url'https://maven.aliyun.com/repository/public/' } maven { url'https://maven.aliyun.com/repository/google/' } maven { url'https://maven.aliyun.com/repository/jcenter/' } maven { url'https://maven.aliyun.com/repository/central/' } } dependencies { classpath 'com.android.tools.build:gradle:4.1.3' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } allprojects { repositories { maven { url 'https://maven.aliyun.com/repository/public' } maven { url 'https://maven.aliyun.com/repository/central' } maven { url 'https://maven.aliyun.com/repository/jcenter' } maven { url 'https://maven.aliyun.com/repository/google' } maven { url 'https://maven.aliyun.com/repository/gradle-plugin' } mavenLocal() mavenCentral() google() jcenter() maven { url 'https://www.jitpack.io' } } } task clean(type: Delete) { delete rootProject.buildDir }