| /** |
| * Copyright (C) 2023 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.server.notification; |
| |
| import static android.app.job.JobScheduler.RESULT_SUCCESS; |
| |
| import android.app.job.JobInfo; |
| import android.app.job.JobParameters; |
| import android.app.job.JobScheduler; |
| import android.app.job.JobService; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.os.CancellationSignal; |
| import android.util.Slog; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.server.LocalServices; |
| |
| import java.time.Duration; |
| import java.time.Instant; |
| import java.time.LocalDate; |
| import java.time.LocalTime; |
| import java.time.ZonedDateTime; |
| import java.time.ZoneId; |
| |
| /** |
| * This service runs everyday at 2am local time to remove expired bitmaps. |
| */ |
| public class NotificationBitmapJobService extends JobService { |
| static final String TAG = "NotificationBitmapJob"; |
| |
| static final int BASE_JOB_ID = 290381858; // Feature bug id |
| |
| static void scheduleJob(Context context) { |
| if (context == null) { |
| return; |
| } |
| try { |
| JobScheduler jobScheduler = |
| context.getSystemService(JobScheduler.class).forNamespace(TAG); |
| |
| ComponentName component = |
| new ComponentName(context, NotificationBitmapJobService.class); |
| |
| JobInfo jobInfo = new JobInfo.Builder(BASE_JOB_ID, component) |
| .setRequiresDeviceIdle(true) |
| .setMinimumLatency(getRunAfterMs()) |
| .build(); |
| |
| final int result = jobScheduler.schedule(jobInfo); |
| if (result != RESULT_SUCCESS) { |
| Slog.e(TAG, "Failed to schedule bitmap removal job"); |
| } |
| |
| } catch (Throwable e) { |
| Slog.wtf(TAG, "Failed bitmap removal job", e); |
| } |
| } |
| |
| /** |
| * @return Milliseconds until the next time the job should run. |
| */ |
| private static long getRunAfterMs() { |
| ZoneId zoneId = ZoneId.systemDefault(); |
| ZonedDateTime now = Instant.now().atZone(zoneId); |
| |
| LocalDate today = now.toLocalDate(); |
| LocalTime twoAM = LocalTime.of(/* hour= */ 2, /* minute= */ 0); |
| |
| ZonedDateTime today2AM = ZonedDateTime.of(today, twoAM, zoneId); |
| ZonedDateTime tomorrow2AM = today2AM.plusDays(1); |
| |
| return getTimeUntilRemoval(now, today2AM, tomorrow2AM); |
| } |
| |
| @VisibleForTesting |
| static long getTimeUntilRemoval(ZonedDateTime now, ZonedDateTime today2AM, |
| ZonedDateTime tomorrow2AM) { |
| if (Duration.between(now, today2AM).isNegative()) { |
| return Duration.between(now, tomorrow2AM).toMillis(); |
| } |
| return Duration.between(now, today2AM).toMillis(); |
| } |
| |
| @Override |
| public boolean onStartJob(JobParameters params) { |
| new Thread(() -> { |
| NotificationManagerInternal nmInternal = |
| LocalServices.getService(NotificationManagerInternal.class); |
| nmInternal.removeBitmaps(); |
| |
| // Schedule the next job here, since we cannot use setPeriodic and setMinimumLatency |
| // together when creating JobInfo. |
| scheduleJob(/* context= */ this); |
| |
| jobFinished(params, /* wantsReschedule= */ false); |
| }).start(); |
| |
| return true; // This service continues to run in a separate thread. |
| } |
| |
| @Override |
| public boolean onStopJob(JobParameters params) { |
| // No need to keep this job alive since the original thread is going to keep running and |
| // call scheduleJob at the end of its execution. |
| return false; |
| } |
| |
| @Override |
| @VisibleForTesting |
| protected void attachBaseContext(Context base) { |
| super.attachBaseContext(base); |
| } |
| } |