[英]Android schedule job on interval for defined amount of time
我想知道 Android SDK 中的一些调度库是否有可能实现这种行为:
有一些像 ScheduledThreadPoolExecutor 和一些自定义解决方案之类的东西,但是我如何使用官方批准的库来实现这一点? 谢谢。
工作管理器是作业调度的最佳选择。
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!!)
更多详情请参考本【工作经理】官方文档( https://developer.android.com/topic/libraries/architecture/workmanager )
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