src/org/tiefaces/components/websheet/service/WebSheetLoader.java
private void refreshBodyRowsInRange(final int insertPosition, final int length, final Sheet sheet,
			final SheetConfiguration sheetConfig) {
		Map<String, CellRangeAddress> cellRangeMap = ConfigurationUtility.indexMergedRegion(sheet);
		List<String> skippedRegionCells = ConfigurationUtility.skippedRegionCells(sheet);
		int top = sheetConfig.getBodyCellRange().getTopRow();
		int left = sheetConfig.getBodyCellRange().getLeftCol();
		int right = sheetConfig.getBodyCellRange().getRightCol();
		for (int irow = insertPosition; irow < (insertPosition + length); irow++) {
			parent.getBodyRows().add(irow - top,
					assembleFacesBodyRow(irow, sheet, left, right, sheetConfig, cellRangeMap, skippedRegionCells));
		}
		for (int irow = insertPosition + length - top; irow < parent.getBodyRows().size(); irow++) {
			FacesRow facesrow = parent.getBodyRows().get(irow);
			facesrow.setRowIndex(facesrow.getRowIndex() + length);
		}
	}
private void refreshBodyRowsInRange(final int insertPosition, final int length, final Sheet sheet,
			final SheetConfiguration sheetConfig) {
		Map<String, CellRangeAddress> cellRangeMap = ConfigurationUtility.indexMergedRegion(sheet);
		List<String> skippedRegionCells = ConfigurationUtility.skippedRegionCells(sheet);
		int top = sheetConfig.getBodyCellRange().getTopRow();
		int left = sheetConfig.getBodyCellRange().getLeftCol();
		int right = sheetConfig.getBodyCellRange().getRightCol();
		for (int irow = insertPosition; irow < (insertPosition + length); irow++) {
			parent.getBodyRows().add(irow - top,
					assembleFacesBodyRow(irow, sheet, left, right, sheetConfig, cellRangeMap, skippedRegionCells));
		}
		for (int irow = insertPosition + length - top; irow < parent.getBodyRows().size(); irow++) {
			FacesRow facesrow = parent.getBodyRows().get(irow);
			facesrow.setRowIndex(facesrow.getRowIndex() + length);
		}
	}
Refresh body rows in range.

@param insertPosition
the insert position
@param length
the length
@param sheet
the sheet
@param sheetConfig
the sheet config