/// <summary>
/// IsInUse
/// </summary>
/// <param name="employeeId">employeeId</param>
/// <returns>int</returns>
public int IsInUse(int employeeId)
{
EmployeeNavigatorGateway employeeNavigatorGateway = new EmployeeNavigatorGateway(new DataSet());
int categoryOfUsage = employeeNavigatorGateway.IsInUse(employeeId);
return categoryOfUsage;
}