/// <summary>
/// Initializes a new instance of the <see cref = "ExcelBudget"/> class.
/// </summary>
/// <param name = "authority" >
/// The authority.
/// </param>
public ExcelBudget(IAuthority authority)
{
Excel = new ExcelPackage(new FileInfo(FilePath));
Workbook = Excel.Workbook;
SheetCount = Workbook.Worksheets.Count;
Authority = authority;
Allocation = Authority.GetAllocation();
Data = Allocation.GetData();
BFY = Authority.GetBudgetFiscalYear();
RPIO = Authority.GetResourcePlanningOffice();
Fund = Authority.GetFund();
AH = Authority.GetAllowanceHolder();
ORG = Authority.GetOrganization();
RC = Authority.GetResponsibilityCenter();
Division = new Division(RC);
}