public ChartService()
{
stationeryRepo = StationeryRepo.Instance;
categoryRepo = CategoryRepo.Instance;
supplierTenderRepo = SupplierTenderRepo.Instance;
supplierRepo = SupplierRepo.Instance;
adjustmentVoucherRepo = AdjustmentVoucherRepo.Instance;
adjustmentVoucherDetailRepo = AdjustmentVoucherDetailRepo.Instance;
requisitionRepo = RequisitionRepo.Instance;
requisitionDetailRepo = RequisitionDetailRepo.Instance;
disbursementRepo = DisbursementRepo.Instance;
employeeRepo = EmployeeRepo.Instance;
departmentRepo = DepartmentRepo.Instance;
purchaseOrderRepo = PurchaseOrderRepo.Instance;
purchaseOrderDetailRepo = PurchaseOrderDetailRepo.Instance;
}
