NodeProcessor function ( ) { return new DefaultExprProcessor ( ) ; }
instantiate default expression processor . concode_field_sep PlaceHolder placeHolder concode_field_sep Object process concode_elem_sep Object process concode_elem_sep Object process concode_elem_sep Object process concode_elem_sep ExprNodeDesc processColumnDesc concode_elem_sep NodeProcessor getGenericFuncProcessor concode_elem_sep NodeProcessor getFieldProcessor