AdMob: Add ChimeraCreator Impl (#3536)

Co-authored-by: Marvin W <git@larma.de>

Author: DaVinci9196

play-services-ads-lite/build.gradle

@@ -37,6 +37,7 @@ dependencies {
     api 'androidx.work:work-runtime:2.7.0'
     api project(':play-services-ads-base')
     api project(':play-services-basement')
+    annotationProcessor project(':safe-parcel-processor')
 //    api project(':play-services-measurement-sdk-api')
 //    api project(':user-messaging-platform')
 }

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/AdLoaderBuilderCreatorImpl.kt

@@ -16,7 +16,7 @@ import org.microg.gms.utils.warnOnTransactionIssues
 private const val TAG = "AdLoaderBuilder"
 
 @Keep
-class AdLoaderBuilderCreatorImpl : IAdLoaderBuilderCreator.Stub() {
+open class AdLoaderBuilderCreatorImpl : IAdLoaderBuilderCreator.Stub() {
     override fun newAdLoaderBuilder(context: IObjectWrapper?, adUnitId: String, adapterCreator: IAdapterCreator?, clientVersion: Int): IBinder? {
         Log.d(TAG, "newAdLoaderBuilder: adUnitId=$adUnitId clientVersion=$clientVersion")
         return LegacyAdLoaderBuilder()

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/AdManagerCreatorImpl.kt

@@ -4,14 +4,32 @@
  */
 package com.google.android.gms.ads
 
+import android.content.Context
+import android.os.IBinder
 import android.os.Parcel
+import android.util.Log
 import androidx.annotation.Keep
+import com.google.android.gms.ads.internal.client.AdSizeParcel
+import com.google.android.gms.ads.internal.client.IAdManagerCreator
+import com.google.android.gms.ads.internal.mediation.client.IAdapterCreator
+import com.google.android.gms.dynamic.IObjectWrapper
+import com.google.android.gms.dynamic.ObjectWrapper
 import org.microg.gms.utils.warnOnTransactionIssues
 
-private const val TAG = "AdManager"
+private const val TAG = "AdManagerCreator"
 
 @Keep
-class AdManagerCreatorImpl : AdManagerCreator.Stub() {
+open class AdManagerCreatorImpl : IAdManagerCreator.Stub() {
+    override fun newAdManager(context: IObjectWrapper?, adSize: AdSizeParcel?, adUnitId: String?, adapterCreator: IAdapterCreator?, clientVersion: Int): IBinder {
+        Log.d(TAG, "newAdManager: adUnitId=$adUnitId clientVersion=$clientVersion")
+        return LegacyAdManager(ObjectWrapper.unwrap(context) as? Context)
+    }
+
+    override fun newAdManagerByType(context: IObjectWrapper?, adSize: AdSizeParcel?, adUnitId: String?, adapterCreator: IAdapterCreator?, clientVersion: Int, type: Int): IBinder {
+        Log.d(TAG, "newAdManagerByType: adUnitId=$adUnitId clientVersion=$clientVersion type=$type")
+        return LegacyAdManager(ObjectWrapper.unwrap(context) as? Context)
+    }
+
     override fun onTransact(code: Int, data: Parcel, reply: Parcel?, flags: Int): Boolean =
         warnOnTransactionIssues(code, reply, flags, TAG) { super.onTransact(code, data, reply, flags) }
 }

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/ChimeraAdLoaderBuilderCreatorImpl.kt

@@ -0,0 +1,18 @@
+/*
+ * SPDX-FileCopyrightText: 2026 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.gms.ads
+
+import androidx.annotation.Keep
+
+/**
+ * Dynamite entry point for the native-ad (AdLoader) path.
+ *
+ * The AdMob SDK loads this class from the ads dynamite module by its fully-qualified name, so it must
+ * exist under this exact FQCN and implement `IAdLoaderBuilderCreator`. Behaviour is identical to
+ * [AdLoaderBuilderCreatorImpl], which is kept under its own name for SDKs that request the un-prefixed
+ * class.
+ */
+@Keep
+class ChimeraAdLoaderBuilderCreatorImpl : AdLoaderBuilderCreatorImpl()

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/ChimeraAdManagerCreatorImpl.kt

@@ -0,0 +1,17 @@
+/*
+ * SPDX-FileCopyrightText: 2026 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.gms.ads
+
+import androidx.annotation.Keep
+
+/**
+ * Dynamite entry point for the banner/interstitial (AdManager) path.
+ *
+ * The AdMob SDK loads this class from the ads dynamite module by its fully-qualified name, so it must
+ * exist under this exact FQCN and implement `IAdManagerCreator`. Behaviour is identical to
+ * [AdManagerCreatorImpl], which is kept under its own name for SDKs that request the un-prefixed class.
+ */
+@Keep
+class ChimeraAdManagerCreatorImpl : AdManagerCreatorImpl()

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/ChimeraMobileAdsSettingManagerCreatorImpl.kt

@@ -0,0 +1,18 @@
+/*
+ * SPDX-FileCopyrightText: 2026 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.gms.ads
+
+import androidx.annotation.Keep
+
+/**
+ * Dynamite entry point for the Mobile Ads initialization / settings path.
+ *
+ * The AdMob SDK loads this class from the ads dynamite module by its fully-qualified name, so it must
+ * exist under this exact FQCN and implement `IMobileAdsSettingManagerCreator`. This is the entry point
+ * that gates ad initialization. Behaviour is identical to [MobileAdsSettingManagerCreatorImpl], which is
+ * kept under its own name for SDKs that request the un-prefixed class.
+ */
+@Keep
+class ChimeraMobileAdsSettingManagerCreatorImpl : MobileAdsSettingManagerCreatorImpl()

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/LegacyAdLoaderBuilder.kt

@@ -4,26 +4,51 @@
  */
 package com.google.android.gms.ads
 
-import android.os.IBinder
 import android.util.Log
+import com.google.android.gms.ads.formats.AdManagerAdViewOptions
+import com.google.android.gms.ads.formats.PublisherAdViewOptions
 import com.google.android.gms.ads.internal.AdRequestParcel
+import com.google.android.gms.ads.internal.client.AdSizeParcel
+import com.google.android.gms.ads.internal.client.IAdListener
 import com.google.android.gms.ads.internal.client.IAdLoader
 import com.google.android.gms.ads.internal.client.IAdLoaderBuilder
+import com.google.android.gms.ads.internal.client.ICorrelationIdProvider
+import com.google.android.gms.ads.internal.formats.NativeAdOptionsParcel
+import com.google.android.gms.ads.internal.formats.client.IOnAppInstallAdLoadedListener
+import com.google.android.gms.ads.internal.formats.client.IOnContentAdLoadedListener
+import com.google.android.gms.ads.internal.formats.client.IOnCustomClickListener
+import com.google.android.gms.ads.internal.formats.client.IOnCustomTemplateAdLoadedListener
+import com.google.android.gms.ads.internal.formats.client.IOnPublisherAdViewLoadedListener
+import com.google.android.gms.ads.internal.formats.client.IOnUnifiedNativeAdLoadedListener
+import com.google.android.gms.ads.internal.instream.InstreamAdConfigurationParcel
+import com.google.android.gms.ads.internal.instream.client.IInstreamAdLoadCallback
 
 private const val TAG = "LegacyAdLoader"
 
 internal class LegacyAdLoaderBuilder : IAdLoaderBuilder.Stub() {
     override fun build(): IAdLoader = LegacyAdLoader
-    override fun setAdListener(listener: IBinder?) = Unit
-    override fun setUnifiedNativeAdLoadedListener(listener: IBinder?) = Unit
+    override fun setAdListener(listener: IAdListener?) = Unit
+    override fun setAppInstallAdLoadedListener(listener: IOnAppInstallAdLoadedListener?) = Unit
+    override fun setContentAdLoadedListener(listener: IOnContentAdLoadedListener?) = Unit
+    override fun forCustomFormatAd(templateId: String?, onCustomFormatAdLoadedListener: IOnCustomTemplateAdLoadedListener?, onCustomClickListener: IOnCustomClickListener?) = Unit
+    override fun setNativeAdOptions(options: NativeAdOptionsParcel?) = Unit
+    override fun setCorrelationIdProvider(provider: ICorrelationIdProvider?) = Unit
+    override fun forPublisherAdView(onPublisherAdViewLoadedListener: IOnPublisherAdViewLoadedListener?, adSize: AdSizeParcel?) = Unit
+    override fun setPublisherAdViewOptions(options: PublisherAdViewOptions?) = Unit
+    override fun setUnifiedNativeAdLoadedListener(listener: IOnUnifiedNativeAdLoadedListener?) = Unit
+    override fun forInstreamAd(config: InstreamAdConfigurationParcel?) = Unit
+    override fun setInstreamAdLoadCallback(callback: IInstreamAdLoadCallback?) = Unit
+    override fun setAdManagerAdViewOptions(options: AdManagerAdViewOptions?) = Unit
 }
 
 private object LegacyAdLoader : IAdLoader.Stub() {
     override fun load(request: AdRequestParcel?) {
         Log.w(TAG, "load")
     }
+    override fun getMediationAdapterClassName(): String? = null
     override fun isLoading(): Boolean = false
+    override fun getAdManagerAdapterClassName(): String? = null
     override fun loadAds(request: AdRequestParcel?, count: Int) {
-        Log.w(TAG, "load ads")
+        Log.w(TAG, "loadAds")
     }
 }

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/LegacyAdManager.kt

@@ -0,0 +1,56 @@
+/*
+ * SPDX-FileCopyrightText: 2026 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package com.google.android.gms.ads
+
+import android.content.Context
+import android.util.Log
+import android.widget.FrameLayout
+import com.google.android.gms.ads.internal.AdRequestParcel
+import com.google.android.gms.ads.internal.client.AdSizeParcel
+import com.google.android.gms.ads.internal.client.IAdClickListener
+import com.google.android.gms.ads.internal.client.IAdListener
+import com.google.android.gms.ads.internal.client.IAdLoadCallback
+import com.google.android.gms.ads.internal.client.IAdManager
+import com.google.android.gms.ads.internal.client.IAppEventListener
+import com.google.android.gms.ads.internal.client.IFullScreenContentCallback
+import com.google.android.gms.ads.internal.client.IOnPaidEventListener
+import com.google.android.gms.ads.internal.client.IVideoController
+import com.google.android.gms.dynamic.IObjectWrapper
+import com.google.android.gms.dynamic.ObjectWrapper
+
+private const val TAG = "LegacyAdManager"
+
+/**
+ * Minimal [IAdManager] returned by [AdManagerCreatorImpl] for the banner/interstitial path.
+ *
+ * It is a non-null ad manager so the AdMob SDK keeps using microG's remote result. No ad is served:
+ * [getView] returns an empty container, [loadAd] reports "no fill", and the listeners/getters are
+ * accepted but inert.
+ */
+internal class LegacyAdManager(private val context: Context?) : IAdManager.Stub() {
+    private val adView: FrameLayout? by lazy { context?.let { FrameLayout(it) } }
+
+    override fun getView(): IObjectWrapper = ObjectWrapper.wrap(adView)
+    override fun destroy() = Unit
+    override fun loadAd(request: AdRequestParcel?): Boolean {
+        Log.w(TAG, "loadAd")
+        return false
+    }
+    override fun pause() = Unit
+    override fun resume() = Unit
+    override fun setAdListener(listener: IAdListener?) = Unit
+    override fun setAppEventListener(listener: IAppEventListener?) = Unit
+    override fun getAdSize(): AdSizeParcel? = null
+    override fun setAdSize(adSize: AdSizeParcel?) = Unit
+    override fun setAdClickListener(listener: IAdClickListener?) = Unit
+    override fun setManualImpressionFlag(flag: Int) = Unit
+    override fun getVideoController(): IVideoController? = null
+    override fun setManualImpressionsEnabled(enabled: Boolean) = Unit
+    override fun setOnPaidEventListener(listener: IOnPaidEventListener?) = Unit
+    override fun loadAdWithCallback(request: AdRequestParcel?, callback: IAdLoadCallback?) = Unit
+    override fun showInterstitial(activityWrapper: IObjectWrapper?) = Unit
+    override fun setFullScreenContentCallback(callback: IFullScreenContentCallback?) = Unit
+    override fun setStartTimestampMillis(timestampMillis: Long) = Unit
+}

play-services-ads-lite/core/src/main/kotlin/com/google/android/gms/ads/MobileAdsSettingManagerCreatorImpl.kt

@@ -18,7 +18,7 @@ import org.microg.gms.utils.warnOnTransactionIssues
 private const val TAG = "AdsSettingManager"
 
 @Keep
-class MobileAdsSettingManagerCreatorImpl : IMobileAdsSettingManagerCreator.Stub() {
+open class MobileAdsSettingManagerCreatorImpl : IMobileAdsSettingManagerCreator.Stub() {
     override fun getMobileAdsSettingManager(context: IObjectWrapper?, clientVersion: Int): IBinder {
         Log.d(TAG, "getMobileAdsSettingManager($clientVersion)")
         return MobileAdsSettingManagerImpl(ObjectWrapper.unwrap(context) as Context)

play-services-ads-lite/src/main/aidl/com/google/android/gms/ads/formats/AdManagerAdViewOptions.aidl

@@ -0,0 +1,8 @@
+/*
+ * SPDX-FileCopyrightText: 2026 microG Project Team
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package com.google.android.gms.ads.formats;
+
+parcelable AdManagerAdViewOptions;