public override int GetHashCode() { int hash = 1; if (FilterField.Length != 0) { hash ^= FilterField.GetHashCode(); } if (FilterValue.Length != 0) { hash ^= FilterValue.GetHashCode(); } if (FilterOperator.Length != 0) { hash ^= FilterOperator.GetHashCode(); } if (_unknownFields != null) { hash ^= _unknownFields.GetHashCode(); } return(hash); }