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| *.iml | ||
| .gradle | ||
| /local.properties | ||
| /.idea/caches | ||
| /.idea/libraries | ||
| /.idea/modules.xml | ||
| /.idea/workspace.xml | ||
| /.idea/navEditor.xml | ||
| /.idea/assetWizardSettings.xml | ||
| .DS_Store | ||
| /build | ||
| /captures | ||
| .externalNativeBuild | ||
| .cxx | ||
| local.properties |
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| # 📱 Android Example | ||
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| A minimal Android project showcasing integration with **Kotlin DataFrame**. | ||
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| <p align="center"> | ||
| <img src="screen.jpg" alt="App screenshot" height="320"/> | ||
| </p> | ||
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| It also includes the [Kotlin DataFrame Compiler Plugin](https://kotlin.github.io/dataframe/compiler-plugin.html). | ||
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| > **Note:** The generated [extension properties](https://kotlin.github.io/dataframe/extensionpropertiesapi.html) | ||
| > may not be highlighted correctly in current stable versions of Android Studio due to limited IDE support. | ||
| > However, they work as expected at runtime and during compilation. |
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| /build |
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| plugins { | ||
| alias(libs.plugins.android.application) | ||
| alias(libs.plugins.kotlin.android) | ||
| alias(libs.plugins.kotlin.compose) | ||
| kotlin("plugin.dataframe") version "2.2.20-Beta1" | ||
| } | ||
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| android { | ||
| namespace = "com.example.myapplication" | ||
| compileSdk = 36 | ||
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| defaultConfig { | ||
| applicationId = "com.example.myapplication" | ||
| minSdk = 26 | ||
| targetSdk = 36 | ||
| versionCode = 1 | ||
| versionName = "1.0" | ||
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| testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner" | ||
| } | ||
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| buildTypes { | ||
| release { | ||
| isMinifyEnabled = false | ||
| proguardFiles( | ||
| getDefaultProguardFile("proguard-android-optimize.txt"), | ||
| "proguard-rules.pro" | ||
| ) | ||
| } | ||
| } | ||
| compileOptions { | ||
| sourceCompatibility = JavaVersion.VERSION_1_8 | ||
| targetCompatibility = JavaVersion.VERSION_1_8 | ||
| } | ||
| kotlinOptions { | ||
| jvmTarget = "1.8" | ||
| } | ||
| buildFeatures { | ||
| compose = true | ||
| } | ||
| packaging { | ||
| resources { | ||
| pickFirsts += listOf( | ||
| "META-INF/AL2.0", | ||
| "META-INF/LGPL2.1", | ||
| "META-INF/ASL-2.0.txt", | ||
| "META-INF/LICENSE.md", | ||
| "META-INF/NOTICE.md", | ||
| "META-INF/LGPL-3.0.txt", | ||
| "META-INF/thirdparty-LICENSE", | ||
| ) | ||
| excludes += listOf( | ||
| "META-INF/kotlin-jupyter-libraries/libraries.json", | ||
| "META-INF/{INDEX.LIST,DEPENDENCIES}", | ||
| "{draftv3,draftv4}/schema", | ||
| "arrow-git.properties", | ||
| ) | ||
| } | ||
| } | ||
| } | ||
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| dependencies { | ||
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| implementation(libs.androidx.core.ktx) | ||
| implementation(libs.androidx.lifecycle.runtime.ktx) | ||
| implementation(libs.androidx.activity.compose) | ||
| implementation(platform(libs.androidx.compose.bom)) | ||
| implementation(libs.androidx.ui) | ||
| implementation(libs.androidx.ui.graphics) | ||
| implementation(libs.androidx.ui.tooling.preview) | ||
| implementation(libs.androidx.material3) | ||
| testImplementation(libs.junit) | ||
| androidTestImplementation(libs.androidx.junit) | ||
| androidTestImplementation(libs.androidx.espresso.core) | ||
| androidTestImplementation(platform(libs.androidx.compose.bom)) | ||
| androidTestImplementation(libs.androidx.ui.test.junit4) | ||
| debugImplementation(libs.androidx.ui.tooling) | ||
| debugImplementation(libs.androidx.ui.test.manifest) | ||
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| implementation("org.jetbrains.kotlinx:dataframe:1.0.0-dev-7831") | ||
| } | ||
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| { | ||
| "cells": [ | ||
| { | ||
| "cell_type": "code", | ||
| "metadata": { | ||
| "collapsed": true, | ||
| "ExecuteTime": { | ||
| "end_time": "2025-07-25T11:25:31.644164Z", | ||
| "start_time": "2025-07-25T11:25:31.642561Z" | ||
| } | ||
| }, | ||
| "source": [ | ||
| "" | ||
| ], | ||
| "outputs": [], | ||
| "execution_count": null | ||
| }, | ||
| { | ||
| "metadata": { | ||
| "ExecuteTime": { | ||
| "end_time": "2025-07-25T11:25:42.768839Z", | ||
| "start_time": "2025-07-25T11:25:42.767006Z" | ||
| } | ||
| }, | ||
| "cell_type": "code", | ||
| "source": "", | ||
| "outputs": [], | ||
| "execution_count": null | ||
| }, | ||
| { | ||
| "metadata": { | ||
| "ExecuteTime": { | ||
| "end_time": "2025-07-25T11:25:58.201672Z", | ||
| "start_time": "2025-07-25T11:25:58.199772Z" | ||
| } | ||
| }, | ||
| "cell_type": "code", | ||
| "source": "", | ||
| "outputs": [], | ||
| "execution_count": null | ||
| }, | ||
| { | ||
| "metadata": { | ||
| "ExecuteTime": { | ||
| "end_time": "2025-07-25T11:26:02.668074Z", | ||
| "start_time": "2025-07-25T11:26:02.619066Z" | ||
| } | ||
| }, | ||
| "cell_type": "code", | ||
| "source": "1", | ||
| "outputs": [ | ||
| { | ||
| "data": { | ||
| "text/plain": [ | ||
| "1" | ||
| ] | ||
| }, | ||
| "execution_count": 2, | ||
| "metadata": {}, | ||
| "output_type": "execute_result" | ||
| } | ||
| ], | ||
| "execution_count": 2 | ||
| }, | ||
| { | ||
| "metadata": {}, | ||
| "cell_type": "code", | ||
| "outputs": [], | ||
| "execution_count": null, | ||
| "source": "" | ||
| } | ||
| ], | ||
| "metadata": { | ||
| "kernelspec": { | ||
| "display_name": "Kotlin", | ||
| "language": "kotlin", | ||
| "name": "kotlin" | ||
| }, | ||
| "language_info": { | ||
| "name": "kotlin", | ||
| "version": "1.9.23", | ||
| "mimetype": "text/x-kotlin", | ||
| "file_extension": ".kt", | ||
| "pygments_lexer": "kotlin", | ||
| "codemirror_mode": "text/x-kotlin", | ||
| "nbconvert_exporter": "" | ||
| }, | ||
| "ktnbPluginMetadata": { | ||
| "projectDependencies": [ | ||
| "Simple_Kotlin_DataFrame_Application.app.main" | ||
| ], | ||
| "projectLibraries": false | ||
| } | ||
| }, | ||
| "nbformat": 4, | ||
| "nbformat_minor": 0 | ||
| } |
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| # Add project specific ProGuard rules here. | ||
| # You can control the set of applied configuration files using the | ||
| # proguardFiles setting in build.gradle. | ||
| # | ||
| # For more details, see | ||
| # http://developer.android.com/guide/developing/tools/proguard.html | ||
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| # If your project uses WebView with JS, uncomment the following | ||
| # and specify the fully qualified class name to the JavaScript interface | ||
| # class: | ||
| #-keepclassmembers class fqcn.of.javascript.interface.for.webview { | ||
| # public *; | ||
| #} | ||
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| # Uncomment this to preserve the line number information for | ||
| # debugging stack traces. | ||
| #-keepattributes SourceFile,LineNumberTable | ||
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| # If you keep the line number information, uncomment this to | ||
| # hide the original source file name. | ||
| #-renamesourcefileattribute SourceFile |
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| package com.example.myapplication | ||
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| import androidx.test.platform.app.InstrumentationRegistry | ||
| import androidx.test.ext.junit.runners.AndroidJUnit4 | ||
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| import org.junit.Test | ||
| import org.junit.runner.RunWith | ||
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| import org.junit.Assert.* | ||
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| /** | ||
| * Instrumented test, which will execute on an Android device. | ||
| * | ||
| * See [testing documentation](http://d.android.com/tools/testing). | ||
| */ | ||
| @RunWith(AndroidJUnit4::class) | ||
| class ExampleInstrumentedTest { | ||
| @Test | ||
| fun useAppContext() { | ||
| // Context of the app under test. | ||
| val appContext = InstrumentationRegistry.getInstrumentation().targetContext | ||
| assertEquals("com.example.myapplication", appContext.packageName) | ||
| } | ||
| } |
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| <?xml version="1.0" encoding="utf-8"?> | ||
| <manifest xmlns:android="http://schemas.android.com/apk/res/android" | ||
| xmlns:tools="http://schemas.android.com/tools" > | ||
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| <application | ||
| android:allowBackup="true" | ||
| android:dataExtractionRules="@xml/data_extraction_rules" | ||
| android:fullBackupContent="@xml/backup_rules" | ||
| android:icon="@mipmap/ic_launcher" | ||
| android:label="@string/app_name" | ||
| android:roundIcon="@mipmap/ic_launcher_round" | ||
| android:supportsRtl="true" | ||
| android:theme="@style/Theme.MyApplication" > | ||
| <activity | ||
| android:name=".MainActivity" | ||
| android:exported="true" | ||
| android:label="@string/app_name" | ||
| android:theme="@style/Theme.MyApplication" > | ||
| <intent-filter> | ||
| <action android:name="android.intent.action.MAIN" /> | ||
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| <category android:name="android.intent.category.LAUNCHER" /> | ||
| </intent-filter> | ||
| </activity> | ||
| </application> | ||
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| </manifest> |
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maybe some note about which version to use?
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WDYM? I'd just like release version to be here (mow Beta-2 doesn't work, so I use dev).
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implementation("org.jetbrains.kotlinx:dataframe:1.0.0-dev-7831")For Android maybe it's worth to use core + json etc. dataframe includes apache arrow that, as we now know, doesn't work on Android =(