View EmptyRecyclerView.java
import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.util.AttributeSet;
import android.view.View;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
public class EmptyRecyclerView extends RecyclerView {
@Nullable View emptyView;