// Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { ext.kotlin_version = '1.3.41' repositories { google() maven{ url'http://maven.aliyun.com/nexus/content/groups/public/' } maven{ url'http://maven.aliyun.com/nexus/content/repositories/jcenter'} } dependencies { classpath 'com.android.tools.build:gradle:3.4.2' classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } } allprojects { repositories { maven { url 'http://maven.aliyun.com/nexus/content/repositories/google' } maven { url 'http://maven.aliyun.com/nexus/content/groups/public/' } maven{ url 'http://maven.aliyun.com/nexus/content/repositories/jcenter'} } } task clean(type: Delete) { delete rootProject.buildDir }