public static long toBookSheetColumn(int bookIndex, int sheetIndex, int columnIndex) {return ((bookIndex   & 0xFFFFL) << 48)  +((sheetIndex  & 0xFFFFL) << 32) +((columnIndex & 0xFFFFL) << 0);}

public static long ToBookSheetColumn(int bookIndex, int sheetIndex, int columnIndex){return ((bookIndex & 0xFFFFL) << 48) + ((sheetIndex & 0xFFFFL) << 32) + ((columnIndex & 0xFFFFL) << 0);}
