Integer [ ] function ( ) { return null ; }
returns an array containing all of the elements in this queue . concode_field_sep PlaceHolder placeHolder concode_field_sep boolean add concode_elem_sep boolean offer concode_elem_sep boolean contains concode_elem_sep int size concode_elem_sep void clear concode_elem_sep String toString concode_elem_sep Integer poll concode_elem_sep Integer peek