package safeluck.drive.evaluation.viewmodels; import android.util.Log; import androidx.lifecycle.LiveData; import androidx.lifecycle.MutableLiveData; import androidx.lifecycle.ViewModel; import com.anyun.exam.lib.MyLog; import java.util.concurrent.atomic.AtomicInteger; public class ExamPlatformModel extends ViewModel { private static final String TAG = "ExamPlatformModel"; private MutableLiveData dataChange = new MutableLiveData<>(0); public LiveData getDataChange(){ return dataChange; } public void changeDataValue(final int value){ new Thread(new Runnable() { @Override public void run() { dataChange.postValue(value); } }).start(); } }