/// <summary>
/// Validates Customer information before Saving Customer
/// Properties to the database
/// </summary>
private void Save()
{
if (String.IsNullOrEmpty(_name))
throw new ArgumentException("Customer Name not supplied", "name");
if (_name.Length > 50)
throw new ArgumentException("Customer Name must be less than 50 characters", "name");
if (String.IsNullOrEmpty(_address))
throw new ArgumentException("Customer Address not supplied", "address");
SqlDataAccessLayer dataAccessLayer = new SqlDataAccessLayer();
if (_id > 0)
dataAccessLayer.CustomerUpdate(this);
else
dataAccessLayer.CustomerInsert(this);
}
