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Merge pull request #2 from PureSwift/feature/android-demo-app
Add Android demo app
2 parents cad8b26 + 4b2f829 commit b393a31

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‎.gitignore‎

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*.moved-aside
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*.xccheckout
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*.xcscmblueprint
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*.DS_Store
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## Obj-C/Swift specific
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*.hmap
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Package.resolved
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# VS Code
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.vscode
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.vscode
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# Android
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*.so
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.gradle
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.idea

‎Demo/Package.swift‎

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// swift-tools-version: 6.2
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import PackageDescription
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let package = Package(
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name: "SwiftAndroidApp",
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platforms: [
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.macOS(.v15),
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],
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products: [
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.library(
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name: "SwiftAndroidApp",
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type: .dynamic,
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targets: ["SwiftAndroidApp"]
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),
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],
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dependencies: [
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.package(
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path: "../"
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),
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.package(
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url: "https://github.com/PureSwift/Android.git",
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branch: "master"
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),
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],
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targets: [
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.target(
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name: "SwiftAndroidApp",
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dependencies: [
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.product(
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name: "AndroidBluetooth",
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package: "AndroidBluetooth"
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),
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.product(
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name: "AndroidKit",
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package: "Android"
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)
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],
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path: "./app/src/main/swift",
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swiftSettings: [
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.swiftLanguageMode(.v5)
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]
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)
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]
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)

‎Demo/app/.gitignore‎

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/build

‎Demo/app/build.gradle.kts‎

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plugins {
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alias(libs.plugins.android.application)
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alias(libs.plugins.kotlin.android)
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alias(libs.plugins.kotlin.compose)
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}
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android {
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namespace = "com.pureswift.swiftandroid"
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compileSdk = 35
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defaultConfig {
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applicationId = "com.pureswift.swiftandroid"
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minSdk = 29
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targetSdk = 35
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versionCode = 1
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versionName = "1.0"
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ndk {
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//noinspection ChromeOsAbiSupport
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abiFilters += listOf("arm64-v8a")
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}
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testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
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}
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buildTypes {
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release {
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isMinifyEnabled = false
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proguardFiles(
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getDefaultProguardFile("proguard-android-optimize.txt"),
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"proguard-rules.pro"
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)
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}
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}
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compileOptions {
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sourceCompatibility = JavaVersion.VERSION_11
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targetCompatibility = JavaVersion.VERSION_11
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}
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kotlinOptions {
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jvmTarget = "11"
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}
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buildFeatures {
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compose = true
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}
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packaging {
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resources {
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excludes += listOf("/META-INF/{AL2.0,LGPL2.1}")
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}
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jniLibs {
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keepDebugSymbols += listOf(
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"*/arm64-v8a/*.so",
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"*/armeabi-v7a/*.so",
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"*/x86_64/*.so"
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)
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}
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}
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}
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// Compile native Swift code for the demo app with `skip android build`.
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val buildSwift by tasks.registering(Exec::class) {
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group = "build"
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description = "Build native Swift sources for Android"
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workingDir(rootProject.projectDir)
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commandLine("bash", "build-swift.sh")
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}
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tasks.named("preBuild") {
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dependsOn(buildSwift)
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}
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dependencies {
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implementation(libs.androidx.core.ktx)
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implementation(libs.androidx.lifecycle.runtime.ktx)
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implementation(libs.androidx.activity.compose)
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implementation(platform(libs.androidx.compose.bom))
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implementation(libs.androidx.ui)
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implementation(libs.androidx.ui.graphics)
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implementation(libs.androidx.ui.tooling.preview)
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implementation(libs.androidx.recyclerview)
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implementation(libs.androidx.navigation.runtime)
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implementation(libs.androidx.material3)
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implementation(libs.material)
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testImplementation(libs.junit)
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androidTestImplementation(libs.androidx.junit)
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androidTestImplementation(libs.androidx.espresso.core)
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androidTestImplementation(platform(libs.androidx.compose.bom))
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androidTestImplementation(libs.androidx.ui.test.junit4)
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debugImplementation(libs.androidx.ui.tooling)
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debugImplementation(libs.androidx.ui.test.manifest)
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}

‎Demo/app/proguard-rules.pro‎

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# Add project specific ProGuard rules here.
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# You can control the set of applied configuration files using the
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# proguardFiles setting in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}
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# Uncomment this to preserve the line number information for
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# debugging stack traces.
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#-keepattributes SourceFile,LineNumberTable
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# If you keep the line number information, uncomment this to
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# hide the original source file name.
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#-renamesourcefileattribute SourceFile

‎Demo/app/src/androidTest/java/com/pureswift/swiftandroid/ExampleInstrumentedTest.kt‎

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package com.pureswift.swiftandroid
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import androidx.test.platform.app.InstrumentationRegistry
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import androidx.test.ext.junit.runners.AndroidJUnit4
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import org.junit.Test
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import org.junit.runner.RunWith
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import org.junit.Assert.*
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/**
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* Instrumented test, which will execute on an Android device.
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*
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* See [testing documentation](http://d.android.com/tools/testing).
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*/
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@RunWith(AndroidJUnit4::class)
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class ExampleInstrumentedTest {
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@Test
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fun useAppContext() {
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// Context of the app under test.
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val appContext = InstrumentationRegistry.getInstrumentation().targetContext
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assertEquals("com.pureswift.swiftandroid", appContext.packageName)
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}
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}

‎Demo/app/src/main/AndroidManifest.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools">
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<!-- Android 12+ (API 31+) -->
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<uses-permission android:name="android.permission.BLUETOOTH_SCAN"
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android:usesPermissionFlags="neverForLocation" />
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<uses-permission android:name="android.permission.BLUETOOTH_CONNECT" />
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<uses-permission android:name="android.permission.BLUETOOTH_ADVERTISE" />
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<!-- Legacy support for Android 11 and below -->
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<uses-permission android:name="android.permission.BLUETOOTH"
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android:maxSdkVersion="30" />
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<uses-permission android:name="android.permission.BLUETOOTH_ADMIN"
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android:maxSdkVersion="30" />
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<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"
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android:maxSdkVersion="30" />
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<uses-feature android:name="android.hardware.bluetooth_le" android:required="true" />
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<application
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android:name=".Application"
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android:allowBackup="true"
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android:dataExtractionRules="@xml/data_extraction_rules"
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android:fullBackupContent="@xml/backup_rules"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/Theme.SwiftAndroid"
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tools:targetApi="31">
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<activity
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android:name=".MainActivity"
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android:exported="true"
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android:label="@string/app_name"
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android:theme="@style/Theme.SwiftAndroid">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

‎Demo/app/src/main/java/com/example/swift/HelloSubclass.java‎

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//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2024 Apple Inc. and the Swift.org project authors
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// Licensed under Apache License v2.0
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//
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// See LICENSE.txt for license information
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// See CONTRIBUTORS.txt for the list of Swift.org project authors
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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//===----------------------------------------------------------------------===//
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package com.example.swift;
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public class HelloSubclass extends HelloSwift {
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private String greeting;
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public HelloSubclass(String greeting) {
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this.greeting = greeting;
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}
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public void greetMe() {
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super.greet(greeting);
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}
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}

‎Demo/app/src/main/java/com/example/swift/HelloSwift.java‎

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//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2024 Apple Inc. and the Swift.org project authors
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// Licensed under Apache License v2.0
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//
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// See LICENSE.txt for license information
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// See CONTRIBUTORS.txt for the list of Swift.org project authors
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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//===----------------------------------------------------------------------===//
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package com.example.swift;
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import java.util.function.Predicate;
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public class HelloSwift {
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public double value;
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public static double initialValue = 3.14159;
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public String name = "Java";
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static {
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System.loadLibrary("SwiftAndroidApp");
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}
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public HelloSwift() {
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this.value = initialValue;
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}
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public native int sayHello(int x, int y);
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public native String throwMessageFromSwift(String message) throws Exception;
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// To be called back by the native code
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public double sayHelloBack(int i) {
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System.out.println("And hello back from " + name + "! You passed me " + i);
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return value;
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}
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public void greet(String name) {
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System.out.println("Salutations, " + name);
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}
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public Predicate<Integer> lessThanTen() {
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Predicate<Integer> predicate = i -> (i < 10);
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return predicate;
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}
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public String[] doublesToStrings(double[] doubles) {
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int size = doubles.length;
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String[] strings = new String[size];
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for(int i = 0; i < size; i++) {
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strings[i] = "" + doubles[i];
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}
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return strings;
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}
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public void throwMessage(String message) throws Exception {
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throw new Exception(message);
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}
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}

‎Demo/app/src/main/java/com/example/swift/ThreadSafe.java‎

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//===----------------------------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2024 Apple Inc. and the Swift.org project authors
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// Licensed under Apache License v2.0
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//
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// See LICENSE.txt for license information
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// See CONTRIBUTORS.txt for the list of Swift.org project authors
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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//===----------------------------------------------------------------------===//
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package com.example.swift;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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@Retention(RetentionPolicy.RUNTIME)
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public @interface ThreadSafe {
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}

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