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Diffstat (limited to 'src/com/android/calendar/alerts/InitAlarmsService.kt')
| -rw-r--r-- | src/com/android/calendar/alerts/InitAlarmsService.kt | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/com/android/calendar/alerts/InitAlarmsService.kt b/src/com/android/calendar/alerts/InitAlarmsService.kt new file mode 100644 index 00000000..0ac8a474 --- /dev/null +++ b/src/com/android/calendar/alerts/InitAlarmsService.kt @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2021 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.calendar.alerts + +import android.app.IntentService +import android.content.ContentValues +import android.content.Intent +import android.net.Uri +import android.os.SystemClock +import android.provider.CalendarContract +import android.util.Log + +/** + * Service for clearing all scheduled alerts from the CalendarAlerts table and + * rescheduling them. This is expected to be called only on boot up, to restore + * the AlarmManager alarms that were lost on device restart. + */ +class InitAlarmsService : IntentService("InitAlarmsService") { + @Override + protected override fun onHandleIntent(intent: Intent?) { + // Delay to avoid race condition of in-progress alarm scheduling in provider. + SystemClock.sleep(DELAY_MS) + Log.d(TAG, "Clearing and rescheduling alarms.") + try { + getContentResolver().update( + SCHEDULE_ALARM_REMOVE_URI, ContentValues(), null, + null + ) + } catch (e: java.lang.IllegalArgumentException) { + // java.lang.IllegalArgumentException: + // Unknown URI content://com.android.calendar/schedule_alarms_remove + + // Until b/7742576 is resolved, just catch the exception so the app won't crash + Log.e(TAG, "update failed: " + e.toString()) + } + } + + companion object { + private const val TAG = "InitAlarmsService" + private const val SCHEDULE_ALARM_REMOVE_PATH = "schedule_alarms_remove" + private val SCHEDULE_ALARM_REMOVE_URI: Uri = Uri.withAppendedPath( + CalendarContract.CONTENT_URI, SCHEDULE_ALARM_REMOVE_PATH + ) + + // Delay for rescheduling the alarms must be great enough to minimize race + // conditions with the provider's boot up actions. + private const val DELAY_MS: Long = 30000 + } +}
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