[英]Android schedule job on interval for defined amount of time
我想知道 Android SDK 中的一些調度庫是否有可能實現這種行為:
有一些像 ScheduledThreadPoolExecutor 和一些自定義解決方案之類的東西,但是我如何使用官方批准的庫來實現這一點? 謝謝。
工作管理器是作業調度的最佳選擇。
val workManager = WorkManager.getInstance(context)
val oneTimeRequest = OneTimeWorkRequest.Builder(BackupFileUploadWorker::class.java)
.setConstraints(constraints)
.build()
workManager.enqueueUniqueWork(BackupFileUploadWorker::class.java.simpleName, ExistingWorkPolicy.REPLACE, oneTimeRequest)
var builder : PeriodicWorkRequest.Builder? = null
var periodicWorkRequest : PeriodicWorkRequest? = null
when(backupSettings.backupDuration){
context.getString(R.string.backup_type_duration_never) -> {
return
}
context.getString(R.string.backup_type_duration_daily) -> {
builder = PeriodicWorkRequest.Builder(BackupFileUploadWorker::class.java, 1, TimeUnit.DAYS)
}
context.getString(R.string.backup_type_duration_weekly) -> {
builder = PeriodicWorkRequest.Builder(BackupFileUploadWorker::class.java, 7, TimeUnit.DAYS)
}
context.getString(R.string.backup_type_duration_monthly) -> {
builder = PeriodicWorkRequest.Builder(BackupFileUploadWorker::class.java, 30, TimeUnit.DAYS)
}
}
periodicWorkRequest = builder?.build()
workManager.enqueueUniquePeriodicWork(BackupFileUploadWorker::class.java.simpleName, ExistingPeriodicWorkPolicy.REPLACE, periodicWorkRequest!!)
更多詳情請參考本【工作經理】官方文檔( https://developer.android.com/topic/libraries/architecture/workmanager )
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