get size of list getsize null = 0 ; getsize = 0 ; getsize 1 = 1 ; concode_field_sep String DEFAULT_JOIN_SEPARATOR concode_field_sep List<V> invertList concode_elem_sep boolean isEmpty concode_elem_sep int addDistinctList concode_elem_sep String join concode_elem_sep String join concode_elem_sep String join concode_elem_sep int distinctList concode_elem_sep boolean addListNotNullValue concode_elem_sep V getNext concode_elem_sep boolean isEquals concode_elem_sep boolean addDistinctEntry concode_elem_sep V getLast
int function ( List < V > arg0 ) { return arg0 == null ? 0 : arg0 . size ( ) ; }