Hello When I try to implement kotlin written aar library in

Question

Hello When I try to implement kotlin written aar library in java only project I get an error Error Program type already present com mylibrary internal event EventKeys$Alive$Companion So this means that I can t use kotlin jars aars in non kotlin projects

nestserau · Answer

It is possible

nestserau · Answer

I guess the issue is with how you declare dependencies

Aleksey Kornienko · Answer

thanks I try to find an error in this way slightly smiling face

Aleksey Kornienko · Answer

just I don t use nothing special only add a local repo ```allprojects repositories flatDir dirs libs ``` and app my aar as dependency ```dependencies implementation name mylibrary release ext aar ```

nestserau · Answer

Can you show you build gradle in its entirety

nestserau · Answer

I personally use Archiva a Maven repo works like a charm You can run it locally too it s a couple of lines in the Terminal to set everything up Then you re not bound to the error prone flat dir stuff

Aleksey Kornienko · Answer

yes of course It s a new empty java project just with my kotlin library MyApplication gradle ``` Top level build file where you can add configuration options common to all sub projects modules buildscript repositories google jcenter dependencies classpath com android tools build gradle 3 2 1 NOTE Do not place your application dependencies here they belong in the individual module build gradle files allprojects repositories google jcenter flatDir dirs libs task clean type Delete delete rootProject buildDir ``` build gradle ```apply plugin com android application android compileSdkVersion 28 defaultConfig applicationId com example unownedself myapplication minSdkVersion 15 targetSdkVersion 28 versionCode 1 versionName 1 0 testInstrumentationRunner android support test runner AndroidJUnitRunner buildTypes release minifyEnabled false proguardFiles getDefaultProguardFile proguard android txt <http proguard rules pro|proguard rules pro> dependencies implementation name mylibrary release ext aar implementation com android support appcompat v7 28 0 0 implementation com android support design 28 0 0 implementation com android support constraint constraint layout 1 1 3 implementation com android support support vector drawable 28 0 0 testImplementation junit junit 4 12 androidTestImplementation com android support test runner 1 0 2 androidTestImplementation com android support test espresso espresso core 3 0 2 ```

Aleksey Kornienko · Answer

thanks I will try Archiva soon

Aleksey Kornienko · Answer

or I can use bintray

nestserau · Answer

I cannot spot an error in your Gradle script right off the bat

Aleksey Kornienko · Answer

I try to create jar file and put it in project slightly smiling face It s crash with classnotfound ```java lang NoClassDefFoundError Failed resolution of Lkotlin jvm internal Intrinsics ```

Aleksey Kornienko · Answer

So nevetheless I think I need a kotlin stdlib dependency slightly smiling face

nestserau · Answer

Okay let us know the solution once you re there