public DbTransactionScope(IsolationLevel isolationLevel, DbTransactionScopeOption scopeOption = DbTransactionScopeOption.Required)
{
IsolationLevel = isolationLevel;
ScopeOption = scopeOption;
Parent = Root;
Current = this;
if (Root == null)
{
Root = this;
}
}
public void Dispose()
{
if (IsAborted)
{
return;
}
if (this == Root) // Root
{
Root = null;
if (IsCompleted)
{
// Happy scenario:
Connections.Do(x => x.Value.Item1.Close());
}
else // Root is not completed.
{
IsAborted = true;
Connections.Do(x => x.Value.Item2.Rollback());
Connections.Do(x => x.Value.Item2.Dispose());
Connections.Do(x => x.Value.Item1.Close());
TransactionRolledBack?.Invoke(this, EventArgs.Empty);
}
}
else
{
Current = Parent;
if (IsCompleted)
{
// A Sub-transaction has been happily completed.
// Just wait for the parent.
}
else
{
// A sub transaction is not completed.
Root?.Dispose();
}
}
}