/// <summary>
/// Starts a transaction. The resulting transaction handle can be used to chain operations together.
/// </summary>
/// <param name="isolationLevel">Isolation level of the operations executed in the transaction.</param>
/// <returns></returns>
public override ITransaction BeginTransaction(System.Data.IsolationLevel isolationLevel)
{
if (_stardogTransaction != null)
{
throw new ApplicationException("Only one transaction is supported at a time. Dispose and rollback changes or use the open transaction.");
}
_stardogTransaction = new StardogTransaction(_connector);
_stardogTransaction.OnFinishedTransaction += OnTransactionCompleted;
return(_stardogTransaction);
}
/// <summary>
/// Invoked when a transaction is completed.
/// </summary>
/// <param name="sender">Object which invoked the event.</param>
/// <param name="e">Event arguments.</param>
protected void OnTransactionCompleted(object sender, TransactionEventArgs e)
{
_stardogTransaction = null;
}