build_gradle

apply plugin: 'com.android.application'

android {
  compileSdkVersion rootProject.ext.android["compileSdkVersion"]
  buildToolsVersion rootProject.ext.android["buildToolsVersion"]

  defaultConfig {
    applicationId "json.chao.com.wanandroid"
    minSdkVersion rootProject.ext.android["minSdkVersion"]
    targetSdkVersion rootProject.ext.android["targetSdkVersion"]
    versionCode rootProject.ext.android["versionCode"]
    versionName rootProject.ext.android["versionName"]
    //AndroidJunitRunner必须要显示指定在defaultConfig中，使用Gradle依赖管理无法使其生效
    testInstrumentationRunner 'android.support.test.runner.AndroidJUnitRunner'
    renderscriptTargetApi rootProject.ext.android["renderscriptTargetApi"]
    renderscriptSupportModeEnabled true  // Enable RS support
    multiDexEnabled true
    vectorDrawables.useSupportLibrary = true
  }
}


  dependencies {
    implementation fileTree(include: ['*.jar'], dir: 'libs')

     //1.直接依赖第三方开源库，一般是托管在 jitpack 或者 jcenter
     implementation 'com.google.code.gson:gson:2.2.4'
     implementation 'com.android.support:cardview-v7:25.0.0'
     implementation 'com.android.support:design:25.0.0'
     //2.直接依赖本地的aar文件，一般是在libs目录下
     implementation(name: 'LiteAVSDK_Professional_5.1.5293', ext: 'aar')
     //3.直接依赖本地的jar文件
     implementation files('libs/bdasr_V3_20170801_60da871.jar')
     //4.依赖本地的model
     implementation project(':wavelibrary')
     implementation project(':android-ffmpeg')
 
    //base
    implementation rootProject.ext.dependencies["appcompat-v7"]
    implementation rootProject.ext.dependencies["cardview-v7"]
    implementation rootProject.ext.dependencies["design"]
    implementation rootProject.ext.dependencies["constraint-layout"]

    //net
    implementation rootProject.ext.dependencies["gson"]
    implementation rootProject.ext.dependencies["okhttp"]
    implementation rootProject.ext.dependencies["retrofit"]
    implementation rootProject.ext.dependencies["converter-gson"]
    implementation rootProject.ext.dependencies["adapter-rxjava2"]

    //dao
    implementation rootProject.ext.dependencies["greendao"]

    //rx
    implementation rootProject.ext.dependencies["rxjava"]
    implementation rootProject.ext.dependencies["rxandroid"]
    implementation rootProject.ext.dependencies["rxbinding"]
    implementation rootProject.ext.dependencies["rxpermissions"]

    //UI测试
    androidTestImplementation (rootProject.ext.dependencies["espresso-core"]) {
      exclude group: 'com.android.support', module: 'support-annotations'
    }
    implementation (rootProject.ext.dependencies["espresso-idling-resource"]) {
      exclude module: 'support-annotations'
    }
}

本文地址：https://blog.csdn.net/mysailors/article/details/110630279