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madsodgaardmadsodgaard
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add hashing example app that uses swift-java jni mode
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‎hashing-example/.gitignore‎

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.DS_STORE
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# Swift
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.build/
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.swiftpm/
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Package.resolved
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# Gradle files
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.gradle/
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build/
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# Local configuration file (sdk path, etc)
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local.properties
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# Log/OS Files
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*.log
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# Android Studio generated files and folders
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captures/
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.externalNativeBuild/
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.cxx/
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*.aab
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*.apk
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output-metadata.json
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# IntelliJ
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*.iml
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.idea/
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misc.xml
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deploymentTargetDropDown.xml
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render.experimental.xml
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# Keystore files
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*.jks
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*.keystore
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# Google Services (e.g. APIs or Firebase)
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google-services.json
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# Android Profiling
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*.hprof

‎hashing-example/HashingApp/.gitignore‎

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*.iml
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.gradle
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/local.properties
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/.idea/caches
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/.idea/libraries
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/.idea/modules.xml
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/.idea/workspace.xml
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/.idea/navEditor.xml
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/.idea/assetWizardSettings.xml
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.DS_Store
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/build
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/captures
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.externalNativeBuild
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.cxx
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local.properties

‎hashing-example/HashingApp/app/.gitignore‎

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/build

‎hashing-example/HashingApp/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.example.hashingapp"
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compileSdk = 36
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defaultConfig {
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applicationId = "com.example.hashingapp"
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minSdk = 28
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targetSdk = 36
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versionCode = 1
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versionName = "1.0"
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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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}
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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.material3)
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implementation(files("../../hashing-lib/build/outputs/aar/hashing-lib-release.aar"))
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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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}

‎hashing-example/HashingApp/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

‎hashing-example/HashingApp/app/src/androidTest/java/com/example/hashingapp/ExampleInstrumentedTest.kt‎

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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) 2025 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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package com.example.hashingapp
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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.example.hashingapp", appContext.packageName)
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}
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}

‎hashing-example/HashingApp/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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<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.HashingApp">
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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.HashingApp">
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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>

‎hashing-example/HashingApp/app/src/main/java/com/example/hashingapp/MainActivity.kt‎

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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) 2025 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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package com.example.hashingapp
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import android.os.Bundle
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import androidx.activity.ComponentActivity
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import androidx.activity.compose.setContent
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import androidx.activity.enableEdgeToEdge
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import androidx.compose.foundation.layout.Arrangement
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import androidx.compose.foundation.layout.Column
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.foundation.layout.fillMaxWidth
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import androidx.compose.foundation.layout.padding
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import androidx.compose.material3.Button
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import androidx.compose.material3.MaterialTheme
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import androidx.compose.material3.Scaffold
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import androidx.compose.material3.Surface
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import androidx.compose.material3.Text
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import androidx.compose.material3.TextField
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import androidx.compose.runtime.Composable
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import androidx.compose.runtime.mutableStateOf
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import androidx.compose.runtime.remember
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.tooling.preview.Preview
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import androidx.compose.ui.unit.dp
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import com.example.hashingapp.ui.theme.HashingAppTheme
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import com.example.swifthashing.SwiftHashing
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class MainActivity : ComponentActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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enableEdgeToEdge()
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setContent {
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HashingAppTheme {
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Surface (
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modifier = Modifier.fillMaxSize().padding(top = 64.dp),
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color = MaterialTheme.colorScheme.background
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) {
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HashScreen()
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}
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}
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}
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}
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}
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@Composable
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fun HashScreen() {
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val input = remember { mutableStateOf("") }
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val hashResult = remember { mutableStateOf("") }
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Column(
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modifier = Modifier
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.fillMaxSize()
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.padding(32.dp),
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verticalArrangement = Arrangement.spacedBy(12.dp)
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) {
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TextField(
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value = input.value,
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onValueChange = { input.value = it },
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label = { Text("Enter text to hash") },
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modifier = Modifier.fillMaxWidth()
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)
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Button(
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onClick = {
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hashResult.value = SwiftHashing.hash(input.value)
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}
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) {
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Text("Hash")
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}
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if (hashResult.value.isNotEmpty()) {
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Text(
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text = hashResult.value,
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style = MaterialTheme.typography.bodyMedium
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)
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}
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}
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}

‎hashing-example/HashingApp/app/src/main/java/com/example/hashingapp/ui/theme/Color.kt‎

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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) 2025 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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package com.example.hashingapp.ui.theme
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import androidx.compose.ui.graphics.Color
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val Purple80 = Color(0xFFD0BCFF)
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val PurpleGrey80 = Color(0xFFCCC2DC)
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val Pink80 = Color(0xFFEFB8C8)
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val Purple40 = Color(0xFF6650a4)
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val PurpleGrey40 = Color(0xFF625b71)
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val Pink40 = Color(0xFF7D5260)

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