public int Update <T>(RepositoryRecord <T> item, string userName) where T : RepositoryRecord <T>, new()
{
if (userName == null)
{
throw new ArgumentNullException("userName");
}
int result = 0;
if (item.IsDirty)
{
QueryCommand cmd = ActiveHelper <T> .GetUpdateCommand(item, userName);
result = DataService.ExecuteQuery(cmd);
}
item.DirtyColumns.Clear();
item.MarkOld();
item.MarkClean();
return(result);
}
/// <summary>
/// Returns a UPDATE QueryCommand object used to generate SQL.
/// </summary>
/// <param name="userName">An optional username to be used if audit fields are present</param>
/// <returns></returns>
public QueryCommand GetUpdateCommand(string userName)
{
return(ActiveHelper <T> .GetUpdateCommand(this, userName));
}
/// <summary>
/// Gets the update command.
/// </summary>
/// <param name="item">The item.</param>
/// <param name="userName">Name of the user.</param>
/// <returns></returns>
public static QueryCommand GetUpdateCommand(ItemType item, string userName)
{
return(ActiveHelper <ItemType> .GetUpdateCommand(item, userName));
}