package io.n0x.android.java_mot_testing.helper; import androidx.databinding.InverseMethod; public class Converter { @InverseMethod("toInt") public static String toString(int val){ if(val == 0){ return null; } return String.valueOf(val); } public static int toInt(String val){ if(val == null || val.isEmpty()) return 0; return Integer.parseInt(val); } }