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/*
* Copyright (C) 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 com.android.adservices.topics;
import static com.android.adservices.service.stats.AdServicesStatsLog.AD_SERVICES_API_CALLED__API_CLASS__TARGETING;
import android.app.Service;
import android.content.Intent;
import android.os.Build;
import android.os.IBinder;
import com.android.adservices.LogUtil;
import com.android.adservices.data.enrollment.EnrollmentDao;
import com.android.adservices.download.MddJobService;
import com.android.adservices.download.MobileDataDownloadFactory;
import com.android.adservices.service.FlagsFactory;
import com.android.adservices.service.MaintenanceJobService;
import com.android.adservices.service.common.AppImportanceFilter;
import com.android.adservices.service.common.PackageChangedReceiver;
import com.android.adservices.service.common.Throttler;
import com.android.adservices.service.consent.ConsentManager;
import com.android.adservices.service.stats.AdServicesLoggerImpl;
import com.android.adservices.service.stats.Clock;
import com.android.adservices.service.topics.CacheManager;
import com.android.adservices.service.topics.EpochJobService;
import com.android.adservices.service.topics.EpochManager;
import com.android.adservices.service.topics.TopicsServiceImpl;
import com.android.adservices.service.topics.TopicsWorker;
import java.io.FileDescriptor;
import java.io.PrintWriter;
import java.util.Objects;
/** Topics Service */
public class TopicsService extends Service {
/** The binder service. This field must only be accessed on the main thread. */
private TopicsServiceImpl mTopicsService;
@Override
public void onCreate() {
super.onCreate();
if (FlagsFactory.getFlags().getTopicsKillSwitch()) {
LogUtil.e("onCreate(): Topics API is disabled");
return;
}
AppImportanceFilter appImportanceFilter =
AppImportanceFilter.create(
this,
AD_SERVICES_API_CALLED__API_CLASS__TARGETING,
() -> FlagsFactory.getFlags().getForegroundStatuslLevelForValidation());
if (mTopicsService == null) {
mTopicsService =
new TopicsServiceImpl(
this,
TopicsWorker.getInstance(this),
ConsentManager.getInstance(this),
AdServicesLoggerImpl.getInstance(),
Clock.SYSTEM_CLOCK,
FlagsFactory.getFlags(),
Throttler.getInstance(
FlagsFactory.getFlags().getSdkRequestPermitsPerSecond()),
EnrollmentDao.getInstance(this),
appImportanceFilter);
mTopicsService.init();
}
if (hasUserConsent()) {
PackageChangedReceiver.enableReceiver(this);
schedulePeriodicJobs();
}
}
private void schedulePeriodicJobs() {
MaintenanceJobService.scheduleIfNeeded(this, /* forceSchedule */ false);
EpochJobService.scheduleIfNeeded(this, /* forceSchedule */ false);
MddJobService.scheduleIfNeeded(this, /* forceSchedule */ false);
}
private boolean hasUserConsent() {
return ConsentManager.getInstance(this).getConsent().isGiven();
}
@Override
public IBinder onBind(Intent intent) {
if (FlagsFactory.getFlags().getTopicsKillSwitch()) {
LogUtil.e("onBind(): Topics API is disabled, return nullBinding.");
// Return null so that clients can not bind to the service.
return null;
}
return Objects.requireNonNull(mTopicsService);
}
// TODO(b/246316128): Add dump() in Consent Manager.
@Override
public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
super.dump(fd, writer, args);
FlagsFactory.getFlags().dump(writer, args);
if (Build.isDebuggable()) {
writer.println("Build is Debuggable, dumping information for TopicsService");
EpochManager.getInstance(this).dump(writer, args);
CacheManager.getInstance(this).dump(writer, args);
MobileDataDownloadFactory.dump(this, writer);
writer.println("=== User Consent State For Topics Service ===");
writer.println("User Consent is given: " + hasUserConsent());
} else {
writer.println("Build is not Debuggable");
}
}
}
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