AdSelectionManagerFutures.kt
/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package androidx.privacysandbox.ads.adservices.java.adselection
import androidx.privacysandbox.ads.adservices.java.internal.asListenableFuture
import androidx.privacysandbox.ads.adservices.adselection.AdSelectionManager
import androidx.privacysandbox.ads.adservices.adselection.AdSelectionManager.Companion.obtain
import android.adservices.common.AdServicesPermissions
import android.content.Context
import android.os.LimitExceededException
import android.os.TransactionTooLargeException
import androidx.annotation.DoNotInline
import androidx.annotation.RequiresPermission
import androidx.privacysandbox.ads.adservices.adselection.AdSelectionConfig
import androidx.privacysandbox.ads.adservices.adselection.AdSelectionOutcome
import androidx.privacysandbox.ads.adservices.adselection.ReportImpressionRequest
import com.google.common.util.concurrent.ListenableFuture
import java.util.concurrent.TimeoutException
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.async
/**
* This class provides APIs to select ads and report impressions.
* This class can be used by Java clients.
*/
abstract class AdSelectionManagerFutures internal constructor() {
/**
* Runs the ad selection process on device to select a remarketing ad for the caller
* application.
*
* @param adSelectionConfig the config The input {@code adSelectionConfig} is provided by the
* Ads SDK and the [AdSelectionConfig] object is transferred via a Binder call. For this
* reason, the total size of these objects is bound to the Android IPC limitations. Failures to
* transfer the [AdSelectionConfig] will throws an [TransactionTooLargeException].
*
* The output is passed by the receiver, which either returns an [AdSelectionOutcome]
* for a successful run, or an [Exception] includes the type of the exception thrown and
* the corresponding error message.
*
* If the [IllegalArgumentException] is thrown, it is caused by invalid input argument
* the API received to run the ad selection.
*
* If the [IllegalStateException] is thrown with error message "Failure of AdSelection
* services.", it is caused by an internal failure of the ad selection service.
*
* If the [TimeoutException] is thrown, it is caused when a timeout is encountered
* during bidding, scoring, or overall selection process to find winning Ad.
*
* If the [LimitExceededException] is thrown, it is caused when the calling package
* exceeds the allowed rate limits and is throttled.
*/
@RequiresPermission(AdServicesPermissions.ACCESS_ADSERVICES_CUSTOM_AUDIENCE)
abstract fun selectAdsAsync(
adSelectionConfig: AdSelectionConfig
): ListenableFuture<AdSelectionOutcome>
/**
* Report the given impression. The [ReportImpressionRequest] is provided by the Ads SDK.
* The receiver either returns a {@code void} for a successful run, or an [Exception]
* indicates the error.
*
* @param reportImpressionRequest the request for reporting impression.
*/
@RequiresPermission(AdServicesPermissions.ACCESS_ADSERVICES_CUSTOM_AUDIENCE)
abstract fun reportImpressionAsync(
reportImpressionRequest: ReportImpressionRequest
): ListenableFuture<Unit>
private class Api33Ext4JavaImpl(
private val mAdSelectionManager: AdSelectionManager?
) : AdSelectionManagerFutures() {
@DoNotInline
@RequiresPermission(AdServicesPermissions.ACCESS_ADSERVICES_CUSTOM_AUDIENCE)
override fun selectAdsAsync(
adSelectionConfig: AdSelectionConfig
): ListenableFuture<AdSelectionOutcome> {
return CoroutineScope(Dispatchers.Default).async {
mAdSelectionManager!!.selectAds(adSelectionConfig)
}.asListenableFuture()
}
@DoNotInline
@RequiresPermission(AdServicesPermissions.ACCESS_ADSERVICES_CUSTOM_AUDIENCE)
override fun reportImpressionAsync(
reportImpressionRequest: ReportImpressionRequest
): ListenableFuture<Unit> {
return CoroutineScope(Dispatchers.Default).async {
mAdSelectionManager!!.reportImpression(reportImpressionRequest)
}.asListenableFuture()
}
}
companion object {
/**
* Creates [AdSelectionManagerFutures].
*
* @return AdSelectionManagerFutures object. If the device is running an incompatible
* build, the value returned is null.
*/
@JvmStatic
fun from(context: Context): AdSelectionManagerFutures? {
return obtain(context)?.let { Api33Ext4JavaImpl(it) }
}
}
}