preparing for the hidden-api

app/build.gradle

@@ -1,4 +1,5 @@
 apply plugin: 'com.android.application'
+apply plugin: 'dev.rikka.tools.refine.gradle-plugin'
 
 if (file('signing.gradle').exists()) {
     apply from: 'signing.gradle'
@@ -37,6 +38,7 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
+
     compileOptions {
         sourceCompatibility = 1.8
         targetCompatibility = 1.8
@@ -75,8 +77,9 @@ android.applicationVariants.all { variant ->
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
-    implementation 'com.google.android.material:material:1.3.0'
-    implementation 'androidx.appcompat:appcompat:1.2.0'
+    compileOnly project(':hiddenapi-stubs')
+    implementation("dev.rikka.tools.refine:runtime:3.0.3")
+
     implementation "com.google.android.material:material:1.4.0-alpha02"
     implementation 'androidx.appcompat:appcompat:1.3.0-rc01'
     implementation 'androidx.preference:preference:1.1.1'

build.gradle

@@ -1,15 +1,16 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-    
+
     repositories {
         google()
         jcenter()
+        mavenCentral()
         maven { url 'https://dl.bintray.com/kotlin/kotlin-eap' }
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:7.0.2'
-
+        classpath 'dev.rikka.tools.refine:gradle-plugin:3.0.3'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -20,6 +21,7 @@ allprojects {
     repositories {
         google()
         jcenter()
+        mavenCentral()
         maven { url 'https://dl.bintray.com/kotlin/kotlin-eap' }
     }
 }

hiddenapi-stubs/.gitignore

@@ -0,0 +1 @@
+/build

hiddenapi-stubs/build.gradle

@@ -0,0 +1,38 @@
+plugins {
+    id 'com.android.library'
+}
+
+android {
+    compileSdk 31
+
+    defaultConfig {
+        minSdk 28
+        targetSdk 31
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        consumerProguardFiles "consumer-rules.pro"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+    implementation 'androidx.annotation:annotation:1.2.0'
+    annotationProcessor 'dev.rikka.tools.refine:annotation-processor:3.0.3'
+    compileOnly 'dev.rikka.tools.refine:annotation:3.0.3'
+
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+}

hiddenapi-stubs/proguard-rules.pro

@@ -0,0 +1,21 @@
+# 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
+
+# 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 *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

hiddenapi-stubs/src/androidTest/java/tw/idv/palatis/xappdebug/hiddenapi/ExampleInstrumentedTest.java

@@ -0,0 +1,26 @@
+package tw.idv.palatis.xappdebug.hiddenapi;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("tw.idv.palatis.xappdebug.hiddenapi.test", appContext.getPackageName());
+    }
+}

hiddenapi-stubs/src/main/AndroidManifest.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="tw.idv.palatis.xappdebug.hiddenapi">
+
+</manifest>

hiddenapi-stubs/src/test/java/tw/idv/palatis/xappdebug/hiddenapi/ExampleUnitTest.java

@@ -0,0 +1,17 @@
+package tw.idv.palatis.xappdebug.hiddenapi;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}

settings.gradle

@@ -1,2 +1,3 @@
 rootProject.name='XAppDebug'
 include ':app'
+include ':hiddenapi-stubs'