protected InternalEnlistment(System.Transactions.Enlistment enlistment, IEnlistmentNotification twoPhaseNotifications)
{
this.enlistment = enlistment;
this.twoPhaseNotifications = twoPhaseNotifications;
this.enlistmentId = 1;
this.traceIdentifier = EnlistmentTraceIdentifier.Empty;
}
public void TestInitialize()
{
target = new TransactionEnlistmentHelper();
ensureTransaction = true;
options = EnlistmentOptions.None;
enlistmentNotification = MockRepository.GenerateMock<IEnlistmentNotification>();
enlistmentNotification.Expect( en => en.Prepare( null ) )
.IgnoreArguments()
.WhenCalled( a =>
{
PreparingEnlistment e = a.Arguments.GetValue( 0 ) as PreparingEnlistment;
e.Prepared();
} )
.Repeat.Once();
enlistmentNotification.Expect( en => en.Commit( null ) )
.IgnoreArguments()
.WhenCalled( a =>
{
Enlistment e = a.Arguments.GetValue( 0 ) as Enlistment;
e.Done();
} )
.Repeat.Once();
}
internal InternalEnlistment(System.Transactions.Enlistment enlistment, IEnlistmentNotification twoPhaseNotifications, InternalTransaction transaction, System.Transactions.Transaction atomicTransaction)
{
this.enlistment = enlistment;
this.twoPhaseNotifications = twoPhaseNotifications;
this.transaction = transaction;
this.atomicTransaction = atomicTransaction;
}
/// <summary>
/// Enlists a resource manager in this transaction.
/// </summary>
/// <param name="p_entNotification">The resource manager to enlist.</param>
/// <param name="p_eopOptions">The enlistment options. This value must be <see cref="EnlistmentOptions.None"/>.</param>
/// <exception cref="ArgumentException">Thrown if <paramref name="p_eopOptions"/> is not
/// <see cref="EnlistmentOptions.None"/>.</exception>
public void EnlistVolatile(IEnlistmentNotification p_entResourceManager, EnlistmentOptions p_eopOptions)
{
if (p_eopOptions != EnlistmentOptions.None)
throw new ArgumentException("EnlistmentOptions must be None.", "p_eopOptions");
m_lstNotifications.Add(p_entResourceManager);
}
public void TestCleanup()
{
target = null;
ensureTransaction = true;
options = EnlistmentOptions.None;
enlistmentNotification = null;
}
internal InternalEnlistment(System.Transactions.Enlistment enlistment, InternalTransaction transaction, IEnlistmentNotification twoPhaseNotifications, ISinglePhaseNotification singlePhaseNotifications, System.Transactions.Transaction atomicTransaction)
{
this.enlistment = enlistment;
this.transaction = transaction;
this.twoPhaseNotifications = twoPhaseNotifications;
this.singlePhaseNotifications = singlePhaseNotifications;
this.atomicTransaction = atomicTransaction;
this.enlistmentId = transaction.enlistmentCount++;
this.traceIdentifier = EnlistmentTraceIdentifier.Empty;
}
// For Recovering Enlistments
protected InternalEnlistment(
Enlistment enlistment,
IEnlistmentNotification twoPhaseNotifications
)
{
Debug.Assert(this is RecoveringInternalEnlistment, "this is RecoveringInternalEnlistment");
this.enlistment = enlistment;
this.twoPhaseNotifications = twoPhaseNotifications;
this.enlistmentId = 1;
this.traceIdentifier = EnlistmentTraceIdentifier.Empty;
}
internal Enlistment(InternalTransaction transaction, IEnlistmentNotification twoPhaseNotifications, ISinglePhaseNotification singlePhaseNotifications, Transaction atomicTransaction, EnlistmentOptions enlistmentOptions)
{
if ((enlistmentOptions & EnlistmentOptions.EnlistDuringPrepareRequired) != EnlistmentOptions.None)
{
this.internalEnlistment = new System.Transactions.InternalEnlistment(this, transaction, twoPhaseNotifications, singlePhaseNotifications, atomicTransaction);
}
else
{
this.internalEnlistment = new Phase1VolatileEnlistment(this, transaction, twoPhaseNotifications, singlePhaseNotifications, atomicTransaction);
}
}
internal Enlistment(
Guid resourceManagerIdentifier,
InternalTransaction transaction,
IEnlistmentNotification twoPhaseNotifications,
ISinglePhaseNotification singlePhaseNotifications,
Transaction atomicTransaction)
{
_internalEnlistment = new DurableInternalEnlistment(
this,
resourceManagerIdentifier,
transaction,
twoPhaseNotifications,
singlePhaseNotifications,
atomicTransaction
);
}
internal override Enlistment EnlistVolatile(InternalTransaction tx, IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions, Transaction atomicTransaction)
{
Enlistment enlistment = new Enlistment(tx, enlistmentNotification, null, atomicTransaction, enlistmentOptions);
if ((enlistmentOptions & EnlistmentOptions.EnlistDuringPrepareRequired) != EnlistmentOptions.None)
{
base.AddVolatileEnlistment(ref tx.phase0Volatiles, enlistment);
}
else
{
base.AddVolatileEnlistment(ref tx.phase1Volatiles, enlistment);
}
if (DiagnosticTrace.Information)
{
EnlistmentTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceLtm"), enlistment.InternalEnlistment.EnlistmentTraceId, EnlistmentType.Volatile, enlistmentOptions);
}
return enlistment;
}
public static Enlistment Reenlist(
Guid resourceManagerIdentifier,
byte[] recoveryInformation,
IEnlistmentNotification enlistmentNotification)
{
if (resourceManagerIdentifier == Guid.Empty)
{
throw new ArgumentException(SR.BadResourceManagerId, nameof(resourceManagerIdentifier));
}
ArgumentNullException.ThrowIfNull(recoveryInformation);
ArgumentNullException.ThrowIfNull(enlistmentNotification);
TransactionsEtwProvider etwLog = TransactionsEtwProvider.Log;
if (etwLog.IsEnabled())
{
etwLog.MethodEnter(TraceSourceType.TraceSourceBase, "TransactionManager.Reenlist");
etwLog.TransactionManagerReenlist(resourceManagerIdentifier);
}
// Put the recovery information into a stream.
MemoryStream stream = new MemoryStream(recoveryInformation);
int recoveryInformationVersion;
string? nodeName;
byte[]? resourceManagerRecoveryInformation = null;
try
{
BinaryReader reader = new BinaryReader(stream);
recoveryInformationVersion = reader.ReadInt32();
if (recoveryInformationVersion == TransactionManager.RecoveryInformationVersion1)
{
nodeName = reader.ReadString();
resourceManagerRecoveryInformation = reader.ReadBytes(recoveryInformation.Length - checked ((int)stream.Position));
}
else
{
if (etwLog.IsEnabled())
{
etwLog.TransactionExceptionTrace(TraceSourceType.TraceSourceBase, TransactionExceptionType.UnrecognizedRecoveryInformation, nameof(recoveryInformation), string.Empty);
}
throw new ArgumentException(SR.UnrecognizedRecoveryInformation, nameof(recoveryInformation));
}
}
catch (EndOfStreamException e)
{
if (etwLog.IsEnabled())
{
etwLog.TransactionExceptionTrace(TraceSourceType.TraceSourceBase, TransactionExceptionType.UnrecognizedRecoveryInformation, nameof(recoveryInformation), e.ToString());
}
throw new ArgumentException(SR.UnrecognizedRecoveryInformation, nameof(recoveryInformation), e);
}
catch (FormatException e)
{
if (etwLog.IsEnabled())
{
etwLog.TransactionExceptionTrace(TraceSourceType.TraceSourceBase, TransactionExceptionType.UnrecognizedRecoveryInformation, nameof(recoveryInformation), e.ToString());
}
throw new ArgumentException(SR.UnrecognizedRecoveryInformation, nameof(recoveryInformation), e);
}
finally
{
stream.Dispose();
}
// Now ask the Transaction Manager to reenlist.
object syncRoot = new object();
Enlistment returnValue = new Enlistment(enlistmentNotification, syncRoot);
EnlistmentState.EnlistmentStatePromoted.EnterState(returnValue.InternalEnlistment);
returnValue.InternalEnlistment.PromotedEnlistment =
DistributedTransactionManager.ReenlistTransaction(
resourceManagerIdentifier,
resourceManagerRecoveryInformation,
(RecoveringInternalEnlistment)returnValue.InternalEnlistment
);
if (etwLog.IsEnabled())
{
etwLog.MethodExit(TraceSourceType.TraceSourceBase, "TransactionManager.Reenlist");
}
return(returnValue);
}
private Enlistment EnlistVolatileInternal (
IEnlistmentNotification notification,
EnlistmentOptions options)
{
EnsureIncompleteCurrentScope ();
/* FIXME: Handle options.EnlistDuringPrepareRequired */
Volatiles.Add (notification);
/* FIXME: Enlistment.. ? */
return new Enlistment ();
}
public Enlistment EnlistDurable (Guid manager,
IEnlistmentNotification notification,
EnlistmentOptions options)
{
throw new NotImplementedException ("DTC unsupported, only SinglePhase commit supported for durable resource managers.");
}
public Enlistment EnlistDurable(System.Guid resourceManagerIdentifier, IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions)
{
}
internal DurableInternalEnlistment(Enlistment enlistment, Guid resourceManagerIdentifier, InternalTransaction transaction, IEnlistmentNotification twoPhaseNotifications, ISinglePhaseNotification singlePhaseNotifications, Transaction atomicTransaction) : base(enlistment, transaction, twoPhaseNotifications, singlePhaseNotifications, atomicTransaction)
{
this.resourceManagerIdentifier = resourceManagerIdentifier;
}
internal DurableInternalEnlistment(
Enlistment enlistment,
Guid resourceManagerIdentifier,
InternalTransaction transaction,
IEnlistmentNotification twoPhaseNotifications,
ISinglePhaseNotification singlePhaseNotifications,
Transaction atomicTransaction
) :
base(enlistment, transaction, twoPhaseNotifications, singlePhaseNotifications, atomicTransaction)
{
this.resourceManagerIdentifier = resourceManagerIdentifier;
}
public static Enlistment Reenlist(
Guid resourceManagerIdentifier,
byte[] recoveryInformation,
IEnlistmentNotification enlistmentNotification)
{
if (resourceManagerIdentifier == Guid.Empty)
{
throw new ArgumentException(SR.BadResourceManagerId, nameof(resourceManagerIdentifier));
}
if (null == recoveryInformation)
{
throw new ArgumentNullException(nameof(recoveryInformation));
}
if (null == enlistmentNotification)
{
throw new ArgumentNullException(nameof(enlistmentNotification));
}
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(SR.TraceSourceBase, "TransactionManager.Reenlist");
}
if (DiagnosticTrace.Information)
{
ReenlistTraceRecord.Trace(SR.TraceSourceBase, resourceManagerIdentifier);
}
// Put the recovery information into a stream.
MemoryStream stream = new MemoryStream(recoveryInformation);
int recoveryInformationVersion = 0;
string nodeName = null;
byte[] resourceManagerRecoveryInformation = null;
try
{
BinaryReader reader = new BinaryReader(stream);
recoveryInformationVersion = reader.ReadInt32();
if (recoveryInformationVersion == TransactionManager.RecoveryInformationVersion1)
{
nodeName = reader.ReadString();
resourceManagerRecoveryInformation = reader.ReadBytes(recoveryInformation.Length - checked ((int)stream.Position));
}
else
{
if (DiagnosticTrace.Error)
{
TransactionExceptionTraceRecord.Trace(SR.TraceSourceBase, SR.UnrecognizedRecoveryInformation);
}
throw new ArgumentException(SR.UnrecognizedRecoveryInformation, nameof(recoveryInformation));
}
}
catch (EndOfStreamException e)
{
if (DiagnosticTrace.Error)
{
TransactionExceptionTraceRecord.Trace(SR.TraceSourceBase, SR.UnrecognizedRecoveryInformation);
}
throw new ArgumentException(SR.UnrecognizedRecoveryInformation, nameof(recoveryInformation), e);
}
catch (FormatException e)
{
if (DiagnosticTrace.Error)
{
TransactionExceptionTraceRecord.Trace(SR.TraceSourceBase, SR.UnrecognizedRecoveryInformation);
}
throw new ArgumentException(SR.UnrecognizedRecoveryInformation, nameof(recoveryInformation), e);
}
finally
{
stream.Dispose();
}
DistributedTransactionManager transactionManager = CheckTransactionManager(nodeName);
// Now ask the Transaction Manager to reenlist.
object syncRoot = new object();
Enlistment returnValue = new Enlistment(enlistmentNotification, syncRoot);
EnlistmentState.EnlistmentStatePromoted.EnterState(returnValue.InternalEnlistment);
returnValue.InternalEnlistment.PromotedEnlistment =
transactionManager.ReenlistTransaction(
resourceManagerIdentifier,
resourceManagerRecoveryInformation,
(RecoveringInternalEnlistment)returnValue.InternalEnlistment
);
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(SR.TraceSourceBase,
"TransactionManager.Reenlist"
);
}
return(returnValue);
}
public Enlistment EnlistDurable(Guid manager,
IEnlistmentNotification notification,
EnlistmentOptions options)
{
throw new NotImplementedException("DTC unsupported, only SinglePhase commit supported for durable resource managers.");
}
public Enlistment EnlistDurable(System.Guid resourceManagerIdentifier, IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions)
{
}
protected DurableInternalEnlistment(Enlistment enlistment, IEnlistmentNotification twoPhaseNotifications) :
base(enlistment, twoPhaseNotifications)
{
}
internal RecoveringInternalEnlistment(Enlistment enlistment, IEnlistmentNotification twoPhaseNotifications, object syncRoot) :
base(enlistment, twoPhaseNotifications)
{
_syncRoot = syncRoot;
}
public Enlistment EnlistVolatile(
IEnlistmentNotification notification,
EnlistmentOptions options)
{
return(EnlistVolatileInternal(notification, options));
}
public Enlistment EnlistVolatile(
IEnlistmentNotification enlistmentNotification,
EnlistmentOptions enlistmentOptions)
{
return(EnlistVolatileInternal(enlistmentNotification, enlistmentOptions));
}
public Enlistment EnlistVolatile(IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions)
{
}
// Forward request to the state machine to take the appropriate action.
//
/// <include file='doc\Transaction' path='docs/doc[@for="Transaction.EnlistVolatile"]/*' />
public Enlistment EnlistVolatile(
IEnlistmentNotification enlistmentNotification,
EnlistmentOptions enlistmentOptions
)
{
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(SR.GetString(SR.TraceSourceLtm),
"Transaction.EnlistVolatile( IEnlistmentNotification )"
);
}
if (Disposed)
{
throw new ObjectDisposedException("Transaction");
}
if (enlistmentNotification == null)
{
throw new ArgumentNullException("enlistmentNotification");
}
if (enlistmentOptions != EnlistmentOptions.None && enlistmentOptions != EnlistmentOptions.EnlistDuringPrepareRequired)
{
throw new ArgumentOutOfRangeException("enlistmentOptions");
}
if (this.complete)
{
throw TransactionException.CreateTransactionCompletedException(SR.GetString(SR.TraceSourceLtm));
}
lock (this.internalTransaction)
{
Enlistment enlistment = this.internalTransaction.State.EnlistVolatile(this.internalTransaction,
enlistmentNotification, enlistmentOptions, this);
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(SR.GetString(SR.TraceSourceLtm),
"Transaction.EnlistVolatile( IEnlistmentNotification )"
);
}
return enlistment;
}
}
internal RecoveringInternalEnlistment(
Enlistment enlistment,
IEnlistmentNotification twoPhaseNotifications,
object syncRoot
) : base(enlistment, twoPhaseNotifications)
{
this.syncRoot = syncRoot;
}
internal Enlistment(
IEnlistmentNotification twoPhaseNotifications,
InternalTransaction transaction,
Transaction atomicTransaction
)
{
this.internalEnlistment = new InternalEnlistment(
this,
twoPhaseNotifications,
transaction,
atomicTransaction
);
}
internal PreparingEnlistment (Transaction tx, IEnlistmentNotification enlisted)
{
this.tx = tx;
this.enlisted = enlisted;
waitHandle = new ManualResetEvent (false);
}
protected DurableInternalEnlistment(
Enlistment enlistment,
IEnlistmentNotification twoPhaseNotifications
) : base(enlistment, twoPhaseNotifications)
{
}
internal override Enlistment EnlistDurable(InternalTransaction tx, Guid resourceManagerIdentifier, IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions, Transaction atomicTransaction)
{
Enlistment enlistment2;
Monitor.Exit(tx);
try
{
Enlistment enlistment = new Enlistment(resourceManagerIdentifier, tx, enlistmentNotification, null, atomicTransaction);
EnlistmentState._EnlistmentStatePromoted.EnterState(enlistment.InternalEnlistment);
enlistment.InternalEnlistment.PromotedEnlistment = tx.PromotedTransaction.EnlistDurable(resourceManagerIdentifier, (DurableInternalEnlistment)enlistment.InternalEnlistment, false, enlistmentOptions);
enlistment2 = enlistment;
}
finally
{
Monitor.Enter(tx);
}
return(enlistment2);
}
public Phase1VolatileEnlistment(
Enlistment enlistment,
InternalTransaction transaction,
IEnlistmentNotification twoPhaseNotifications,
ISinglePhaseNotification singlePhaseNotifications,
Transaction atomicTransaction
)
: base(enlistment, transaction, twoPhaseNotifications, singlePhaseNotifications, atomicTransaction)
{
}
internal override Enlistment EnlistVolatile(
InternalTransaction tx,
IEnlistmentNotification enlistmentNotification,
EnlistmentOptions enlistmentOptions,
Transaction atomicTransaction
)
{
throw TransactionException.Create(SR.TooLate, tx == null ? Guid.Empty : tx.DistributedTxId);
}
internal Enlistment(
IEnlistmentNotification twoPhaseNotifications,
object syncRoot
)
{
this.internalEnlistment = new RecoveringInternalEnlistment(
this,
twoPhaseNotifications,
syncRoot
);
}
internal virtual Enlistment EnlistDurable(
InternalTransaction tx,
Guid resourceManagerIdentifier,
IEnlistmentNotification enlistmentNotification,
EnlistmentOptions enlistmentOptions,
Transaction atomicTransaction
)
{
throw TransactionException.CreateTransactionStateException(tx._innerException, tx.DistributedTxId);
}
internal virtual Enlistment EnlistVolatile(InternalTransaction tx, IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions, Transaction atomicTransaction)
{
throw TransactionException.CreateTransactionStateException(System.Transactions.SR.GetString("TraceSourceLtm"), tx.innerException);
}
internal virtual Enlistment EnlistVolatile(
InternalTransaction tx,
IEnlistmentNotification enlistmentNotification,
EnlistmentOptions enlistmentOptions,
Transaction atomicTransaction
)
{
throw TransactionException.CreateTransactionStateException(tx._innerException, tx.DistributedTxId);
}
public Enlistment EnlistVolatile(IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions)
{
}
internal void Rollback (Exception ex, IEnlistmentNotification enlisted)
{
if (aborted)
return;
/* See test ExplicitTransaction7 */
if (info.Status == TransactionStatus.Committed)
throw new TransactionException ("Transaction has already been committed. Cannot accept any new work.");
innerException = ex;
Enlistment e = new Enlistment ();
foreach (IEnlistmentNotification prep in volatiles)
if (prep != enlisted)
prep.Rollback (e);
if (durables.Count > 0 && durables [0] != enlisted)
durables [0].Rollback (e);
Aborted = true;
}
public Enlistment EnlistVolatile (
IEnlistmentNotification notification,
EnlistmentOptions options)
{
return EnlistVolatileInternal (notification, options);
}
internal override Enlistment EnlistDurable(InternalTransaction tx, Guid resourceManagerIdentifier, IEnlistmentNotification enlistmentNotification, EnlistmentOptions enlistmentOptions, Transaction atomicTransaction)
{
tx.promoteState.EnterState(tx);
return tx.State.EnlistDurable(tx, resourceManagerIdentifier, enlistmentNotification, enlistmentOptions, atomicTransaction);
}
/// <summary>
/// Enlists the supplied transaction manager in the current transaction.
/// </summary>
/// <param name="ensureTransaction">if set to <c>true</c> forces an exception if there are no available transactions.</param>
/// <param name="enlistmentNotification">The <c>IEnlistmentNotification</c> instance to enlist in the transaction.</param>
/// <param name="options">The transaction enlistment options.</param>
public void EnlistInTransaction( Boolean ensureTransaction, IEnlistmentNotification enlistmentNotification, EnlistmentOptions options )
{
options.EnsureIsDefined();
if( enlistmentNotification == null )
{
throw new ArgumentNullException( "enlistmentNotification" );
}
if( ensureTransaction && Transaction.Current == null )
{
throw new InvalidOperationException( "Transaction is mandatory." );
}
if( this.EnlistedInTransaction && this.enlistedTransaction != Transaction.Current )
{
//Errore siamo in una transazione diversa da quella in cui ci siamo enlisted.
throw new NotSupportedException( "Multiple Transation detected." );
}
if( Transaction.Current != null )
{
/*
* Dobbiamo inserirci in una Transazione:
* - ci teniamo un riferimento alla transazione in cui andiamo ad inserirci
* - chiediamo alla transazione di inserirci all'interno del suo processo
*/
this.enlistedTransaction = Transaction.Current;
this.enlistedTransaction.EnlistVolatile( enlistmentNotification, options );
/*
* Ci interessa tenere traccia di quando la transazione finisce
* per liberare un po' di risorse
*/
this.enlistedTransaction.TransactionCompleted += new TransactionCompletedEventHandler( OnEnlistedTransactionTransactionCompleted );
this.OnTransactionEnlisted();
}
}
public static Enlistment Reenlist(Guid manager,
byte[] recoveryInfo,
IEnlistmentNotification notification)
{
throw new NotImplementedException();
}
