public static void CommitTransaction()
{
lock (_lock) {
if (Transaction != null)
{
_timer.Dispose();
_timer = null;
if (ManagementUnit.CommitRequested)
{
try {
ManagementUnit.ServerManager.CommitChanges();
}
catch {
AbortTransaction();
throw;
}
}
Transaction = null;
ManagementUnit.Dispose();
ManagementUnit = null;
}
}
}
public static void AbortTransaction()
{
lock (_lock) {
if (_timer != null)
{
_timer.Dispose();
_timer = null;
}
Transaction = null;
if (ManagementUnit != null)
{
ManagementUnit.Dispose();
ManagementUnit = null;
}
}
}
public static Transaction BeginTransaction()
{
lock (_lock) {
if (Transaction == null)
{
var transaction = new Transaction();
transaction.ExpiresOn = transaction.CreatedOn.AddMilliseconds(TRANSACTION_IDLE_TIMEOUT);
_timer = new Timer(TimeoutCallback, null, TRANSACTION_IDLE_TIMEOUT, Timeout.Infinite);
ManagementUnit = new ManagementUnit(transaction);
Transaction = transaction;
}
}
return(Transaction);
}