public bool Update(Kid updateKid)
{
bool updateSuccessful;
if (updateKid == null || !updateKid.IsValidUpdate())
throw new ArgumentException();
var cmd = DBUtility.SqlCommand("Kid_Update");
SqlTransaction transaction;
// Start a local transaction.
transaction = cmd.Connection.BeginTransaction(IsolationLevel.ReadCommitted, "XKid_Update");
cmd.Transaction = transaction;
try
{
cmd.Parameters.Add("@KidID", SqlDbType.Int);
cmd.Parameters.Add("@Name", SqlDbType.Text, 50);
cmd.Parameters.Add("@Email", SqlDbType.Text, 150);
cmd.Parameters["@KidID"].Value = updateKid.KidID;
cmd.Parameters["@Name"].Value = updateKid.Name;
cmd.Parameters["@Email"].Value = updateKid.Email;
int returnValue = cmd.ExecuteNonQuery();
transaction.Commit();
if (returnValue < 0)
{
throw new Exception("Error Text Added to the Database: " + returnValue.ToString());
}
else
{
updateSuccessful = true;
}
}
catch (Exception e)
{
try
{
transaction.Rollback();
}
catch (SqlException ex)
{
if (transaction.Connection != null)
{
Console.WriteLine("An exception of type " + ex.GetType() +
" was encountered while attempting to roll back the transaction.");
}
}
Console.WriteLine("An exception of type " + e.GetType() +
" was encountered while inserting the data.");
Console.WriteLine("Neither record was written to database.");
updateSuccessful = false;
}
return updateSuccessful;
}
