通常Android项目的build.gradle里maven仓库的引入方式如下:

buildscript {
    repositories {
        mavenCentral()
        google()
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.4'
    }
}

allprojects {
    repositories {
        mavenCentral()
        google()
        jcenter()
    }
}

但是如果在编译时,遇到某些组件下载失败,而究其原因是国外的地址,国内网络访问受限。此时不妨试试将其修改为阿里的镜像地址,因为是国内的地址,不存在访问受限的问题,修改后如下:

buildscript {
    repositories {
        maven {
            url 'http://maven.aliyun.com/nexus/content/groups/public/'
        }
        maven {
            url 'http://maven.aliyun.com/repository/google'
        }
        maven {
            url 'http://maven.aliyun.com/repository/jcenter'
        }
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.4'
    }
}

allprojects {
    repositories {
        maven {
            url 'http://maven.aliyun.com/nexus/content/groups/public/'
        }
        maven {
            url 'http://maven.aliyun.com/repository/google'
        }
        maven {
            url 'http://maven.aliyun.com/repository/jcenter'
        }
    }
}

 

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