public async Task SetIndexAsync(ITableColumn column, TaskContext context)
{
var authentication = context.Authentication;
if (context.AllowException == false)
{
if (object.Equals(context.State, System.Data.DataRowState.Detached) == true)
{
return;
}
}
var index = RandomUtility.Next(column.Template.Count);
await column.SetIndexAsync(authentication, index);
}