1.新建Android statio 项目为app
2.想引入一个sample的例子，提示失败
3.一直提示失败。看来需要晚点再进行下载
4.页面运行记录
/MyApplication
> Task :app:preBuild UP-TO-DATE
> Task :app:preDebugBuild UP-TO-DATE
> Task :app:generateDebugBuildConfig
> Task :app:compileDebugAidl NO-SOURCE
> Task :app:compileDebugRenderscript NO-SOURCE
> Task :app:generateDebugResValues
> Task :app:generateDebugResources
> Task :app:createDebugCompatibleScreenManifests
> Task :app:extractDeepLinksDebug
> Task :app:processDebugManifest
> Task :app:mergeDebugResources
> Task :app:processDebugResources
> Task :app:compileDebugKotlin
> Task :app:javaPreCompileDebug
> Task :app:compileDebugJavaWithJavac
> Task :app:compileDebugSources
> Task :app:mergeDebugShaders
> Task :app:compileDebugShaders NO-SOURCE
> Task :app:generateDebugAssets UP-TO-DATE
> Task :app:mergeDebugAssets
> Task :app:processDebugJavaRes NO-SOURCE
> Task :app:dexBuilderDebug
> Task :app:checkDebugDuplicateClasses
> Task :app:mergeDebugJavaResource
> Task :app:mergeDebugJniLibFolders
> Task :app:validateSigningDebug
> Task :app:mergeDebugNativeLibs
> Task :app:stripDebugDebugSymbols NO-SOURCE
> Task :app:mergeExtDexDebug
> Task :app:mergeDexDebug
> Task :app:packageDebug
> Task :app:assembleDebug
BUILD SUCCESSFUL in 50s
21 actionable tasks: 21 executed
运行成功。例子很简单就是建立一个MyApplication docoment的例子
