question: sets the item that this source position references . concode_field_sep int startLineno concode_elem_sep int endLineno concode_elem_sep int startCharno concode_elem_sep int endCharno concode_elem_sep T item concode_field_sep int getPositionOnStartLine concode_elem_sep int getEndLine concode_elem_sep int getPositionOnEndLine concode_elem_sep T getItem concode_elem_sep void setPositionInformation concode_elem_sep int getStartLine
target: void function ( T arg0 ) { this . item = arg0 ; }