Method: GET_LINE_ITEMS
Method: ENRICH_CLEAR_FIELDS
Method: ZERO_BALANCE
Method: CREATE_OBJNR
Method: CHECK_PERIOD_CLOSED_FOR_OBJ
Method: BUILD_SNAPSHOT_P
Method: IF_FAGL_R_OBJ_TYPE~GET_BALANCES
Method: LOAD_ITEM_LIST
Method: IF_EX_G_MODIFY_TABLE~MODIFY_TABLE