MAinativity

package com.example.workmanager;

import androidx.appcompat.app.AppCompatActivity;
import androidx.work.Constraints;
import androidx.work.NetworkType;
import androidx.work.PeriodicWorkRequest;
import androidx.work.WorkManager;

import android.os.Bundle;

import java.util.concurrent.TimeUnit;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Constraints constraints=new Constraints.Builder()
                .setRequiresDeviceIdle(true)
                .setRequiresCharging(true)
                .setRequiresBatteryNotLow(true)
                .build();

        PeriodicWorkRequest periodicWorkRequest=new PeriodicWorkRequest.Builder(MyWork.class,16, TimeUnit.MINUTES)
                .addTag("Periodic")
                .setConstraints(constraints)
                .build();

        WorkManager.getInstance(this).enqueue(periodicWorkRequest);
    }
}