WorkManager - 3

 

	class MainActivity : AppCompatActivity() {
	override fun onCreate(savedInstanceState: Bundle?) {
	super.onCreate(savedInstanceState)
	setContentView(R.layout.activity_main)
	button.setOnClickListener {
	setOneTimeWorkRequest()
	}
	}
	private fun setOneTimeWorkRequest(){
	val workManager = WorkManager.getInstance(applicationContext)
	val constrains = Constraints.Builder()
	.setRequiresCharging(true)
	.setRequiredNetworkType(NetworkType.CONNECTED)
	.build()
	val uploadRequest = OneTimeWorkRequest.Builder(UPloadWorker::class.java)
	.setConstraints(constrains)
	.build()
	workManager.enqueue(uploadRequest)
	workManager.getWorkInfoByIdLiveData(uploadRequest.id).observe(this, Observer {
	textView.text = it.state.name
	})
	}
	}

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