build(java-version): Decrease to use JDK 11 on Android Studio native project, compatible with Unity 2022.3.x

Author: mfdeveloper

Packages/com.benoitfreslon.vibration/MobileProjects~/Android/app/build.gradle

@@ -32,12 +32,12 @@ android {
     }
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_17
-        targetCompatibility JavaVersion.VERSION_17
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
     }
 
     kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_17.toString()
+        jvmTarget = JavaVersion.VERSION_11.toString()
     }
 }
 

Packages/com.benoitfreslon.vibration/MobileProjects~/Android/build.gradle

@@ -20,7 +20,24 @@ buildscript {
 
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.1.1'
+        /*
+         * Unity gradle compatibility
+         *
+         * | Unity version  | Gradle version | Android Gradle plug-in version |
+           | ------         |      ------    |          ------                |
+         * | 2022.3.38f1+ 	|      7.5.1 	 |          7.4.2                 |
+         *
+         * If you wish use a new JDK + Gradle plugin versions on Android Studio, on
+         * this Android project, try to use the values below:
+         *
+         * | Gradle plugin     | JDK version (on .gradle files)     |
+         * | ------            | ------                             |
+         * | 8.1.1 (ow newest) | JavaVersion.VERSION_17 (ow newest) |
+         *
+         * References:
+         * - https://docs.unity3d.com/2022.3/Documentation/Manual/android-gradle-overview.html
+         */
+        classpath 'com.android.tools.build:gradle:7.4.2'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong
@@ -35,6 +52,6 @@ allprojects {
     }
 }
 
-task clean(type: Delete) {
-    delete rootProject.buildDir
+tasks.register('clean', Delete) {
+    delete rootProject.layout.buildDirectory
 }

Packages/com.benoitfreslon.vibration/MobileProjects~/Android/lib/build.gradle

@@ -33,12 +33,12 @@ android {
     }
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_17
-        targetCompatibility JavaVersion.VERSION_17
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
     }
 
     kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_17.toString()
+        jvmTarget = JavaVersion.VERSION_11.toString()
     }
 }
 

Packages/com.benoitfreslon.vibration/Runtime/Plugins/Android/java/com/benoitfreslon/unity/vibrations/lib/Vibration.kt

@@ -38,7 +38,7 @@ open class Vibration @JvmOverloads constructor(
         context?.let {
             if (vibrator == null) {
                 @Suppress("DEPRECATION")
-                vibrator = context.getSystemService(Context.VIBRATOR_SERVICE) as Vibrator
+                vibrator = it.getSystemService(Context.VIBRATOR_SERVICE) as Vibrator
 
                 HapticData.vibrator = vibrator
             }

Packages/com.benoitfreslon.vibration/package-lock.json

@@ -4,7 +4,7 @@
 	"displayName": "Vibration",
 	"description": "Native free plugin for Unity for Android, iOS and WebGL. Use custom vibrations/haptics on mobile.",
 	"unity": "2019.3",
-	"version": "0.1.10",
+	"version": "0.1.11",
 	"keywords": [],
 	"devDependencies": {
 		"cross-var": "^1.1.0",