@@ -0,0 +1,370 @@
+private string GetExcelColumnName(int columnNumber)%0A%7B%0A    int dividend = columnNumber;%0A    string columnName = String.Empty;%0A    int modulo;%0A%0A    while (dividend %3E 0)%0A    %7B%0A        modulo = (dividend - 1) %25 26;%0A        columnName = Convert.ToChar(65 + modulo).ToString() + columnName;%0A        dividend = (int)((dividend - modulo) / 26);%0A    %7D %0A%0A    return columnName;%0A%7D%0A

Create excel.java