public void InDoubt(Exception e)
{
IEnlistmentShim enlistmentShim = null;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxSinglePhaseEnlistment.InDoubt");
}
if (DiagnosticTrace.Warning)
{
EnlistmentCallbackNegativeTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.InDoubt);
}
lock (this)
{
if (!this.isSinglePhase || (OletxEnlistmentState.SinglePhaseCommitting != this.state))
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
this.state = OletxEnlistmentState.InDoubt;
enlistmentShim = this.EnlistmentShim;
}
lock (base.oletxTransaction.realOletxTransaction)
{
if (base.oletxTransaction.realOletxTransaction.innerException == null)
{
base.oletxTransaction.realOletxTransaction.innerException = e;
}
}
try
{
if (enlistmentShim != null)
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.InDoubt);
}
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN != exception.ErrorCode) && (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE != exception.ErrorCode))
{
throw;
}
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
this.FinishEnlistment();
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxSinglePhaseEnlistment.InDoubt");
}
}
public void CommitRequest()
{
IEnlistmentShim enlistmentShim = null;
IEnlistmentNotificationInternal iEnlistmentNotification = null;
bool flag = false;
lock (this)
{
if (OletxEnlistmentState.Prepared == this.state)
{
this.state = OletxEnlistmentState.Committing;
iEnlistmentNotification = this.iEnlistmentNotification;
}
else
{
enlistmentShim = this.EnlistmentShim;
flag = true;
}
}
if (iEnlistmentNotification != null)
{
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Commit);
}
iEnlistmentNotification.Commit(this);
}
else if (enlistmentShim != null)
{
try
{
enlistmentShim.CommitRequestDone();
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN != exception.ErrorCode) && (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE != exception.ErrorCode))
{
throw;
}
flag = true;
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
if (flag)
{
this.FinishEnlistment();
}
}
}
}
internal OletxEnlistment(bool canDoSinglePhase, IEnlistmentNotificationInternal enlistmentNotification, Guid transactionGuid, EnlistmentOptions enlistmentOptions, OletxResourceManager oletxResourceManager, OletxTransaction oletxTransaction) : base(oletxResourceManager, oletxTransaction)
{
this.transactionGuid = Guid.Empty;
this.phase1Handle = IntPtr.Zero;
this.enlistmentShim = null;
this.phase0Shim = null;
this.canDoSinglePhase = canDoSinglePhase;
this.iEnlistmentNotification = enlistmentNotification;
this.state = OletxEnlistmentState.Active;
this.transactionGuid = transactionGuid;
this.proxyPrepareInfoByteArray = null;
if (DiagnosticTrace.Information)
{
EnlistmentTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentType.Durable, enlistmentOptions);
}
base.AddToEnlistmentTable();
}
internal OletxEnlistment(bool canDoSinglePhase, IEnlistmentNotificationInternal enlistmentNotification, Guid transactionGuid, EnlistmentOptions enlistmentOptions, OletxResourceManager oletxResourceManager, OletxTransaction oletxTransaction) : base(oletxResourceManager, oletxTransaction)
{
this.transactionGuid = Guid.Empty;
this.phase1Handle = IntPtr.Zero;
this.enlistmentShim = null;
this.phase0Shim = null;
this.canDoSinglePhase = canDoSinglePhase;
this.iEnlistmentNotification = enlistmentNotification;
this.state = OletxEnlistmentState.Active;
this.transactionGuid = transactionGuid;
this.proxyPrepareInfoByteArray = null;
if (DiagnosticTrace.Information)
{
EnlistmentTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentType.Durable, enlistmentOptions);
}
base.AddToEnlistmentTable();
}
public void Prepared()
{
int num1 = System.Transactions.Oletx.NativeMethods.S_OK;
IEnlistmentShim enlistmentShim = null;
IPhase0EnlistmentShim shim = null;
bool fabricateRollback = false;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.Prepared");
EnlistmentCallbackPositiveTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.Prepared);
}
lock (this)
{
if (OletxEnlistmentState.Preparing == this.state)
{
enlistmentShim = this.EnlistmentShim;
}
else
{
if (OletxEnlistmentState.Phase0Preparing != this.state)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
shim = this.Phase0EnlistmentShim;
if (base.oletxTransaction.realOletxTransaction.Doomed || this.fabricateRollback)
{
this.fabricateRollback = true;
fabricateRollback = this.fabricateRollback;
}
}
this.state = OletxEnlistmentState.Prepared;
}
try
{
if (enlistmentShim != null)
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Prepared);
}
else if (shim != null)
{
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
shim.Phase0Done(!fabricateRollback);
}
else
{
fabricateRollback = true;
}
if (fabricateRollback)
{
this.AbortRequest();
}
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN == exception.ErrorCode) || (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE == exception.ErrorCode))
{
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
else
{
if (System.Transactions.Oletx.NativeMethods.XACT_E_PROTOCOL != exception.ErrorCode)
{
throw;
}
this.Phase0EnlistmentShim = null;
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.Prepared");
}
}
public bool PrepareRequest(bool singlePhase, byte[] prepareInfo)
{
IEnlistmentShim enlistmentShim = null;
OletxEnlistmentState active = OletxEnlistmentState.Active;
IEnlistmentNotificationInternal iEnlistmentNotification = null;
OletxRecoveryInformation thingToConvert = null;
lock (this)
{
if (this.state == OletxEnlistmentState.Active)
{
active = this.state = OletxEnlistmentState.Preparing;
}
else
{
active = this.state;
}
iEnlistmentNotification = this.iEnlistmentNotification;
enlistmentShim = this.EnlistmentShim;
base.oletxTransaction.realOletxTransaction.TooLateForEnlistments = true;
}
if (OletxEnlistmentState.Preparing == active)
{
thingToConvert = new OletxRecoveryInformation(prepareInfo);
this.isSinglePhase = singlePhase;
long length = prepareInfo.Length;
this.proxyPrepareInfoByteArray = new byte[length];
Array.Copy(prepareInfo, this.proxyPrepareInfoByteArray, length);
if (this.isSinglePhase && this.canDoSinglePhase)
{
ISinglePhaseNotificationInternal internal3 = (ISinglePhaseNotificationInternal)iEnlistmentNotification;
this.state = OletxEnlistmentState.SinglePhaseCommitting;
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.SinglePhaseCommit);
}
internal3.SinglePhaseCommit(this);
return(true);
}
byte[] resourceManagerRecoveryInformation = TransactionManager.ConvertToByteArray(thingToConvert);
this.state = OletxEnlistmentState.Preparing;
this.prepareInfoByteArray = TransactionManager.GetRecoveryInformation(base.oletxResourceManager.oletxTransactionManager.CreationNodeName, resourceManagerRecoveryInformation);
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Prepare);
}
iEnlistmentNotification.Prepare(this);
return(false);
}
if (OletxEnlistmentState.Prepared == active)
{
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Prepared);
return(false);
}
catch (COMException exception3)
{
OletxTransactionManager.ProxyException(exception3);
throw;
}
}
if (OletxEnlistmentState.Done == active)
{
try
{
bool flag;
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.ReadOnly);
flag = true;
}
finally
{
this.FinishEnlistment();
}
return(flag);
}
catch (COMException exception2)
{
OletxTransactionManager.ProxyException(exception2);
throw;
}
}
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Failed);
}
catch (COMException exception)
{
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
return(true);
}
public void ForceRollback(Exception e)
{
IPhase0EnlistmentShim shim = null;
IEnlistmentShim enlistmentShim = null;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.ForceRollback");
}
if (DiagnosticTrace.Warning)
{
EnlistmentCallbackNegativeTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.ForceRollback);
}
lock (this)
{
if (OletxEnlistmentState.Preparing == this.state)
{
enlistmentShim = this.EnlistmentShim;
}
else
{
if (OletxEnlistmentState.Phase0Preparing != this.state)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
shim = this.Phase0EnlistmentShim;
if (shim != null)
{
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
}
}
this.state = OletxEnlistmentState.Aborted;
}
Interlocked.CompareExchange <Exception>(ref base.oletxTransaction.realOletxTransaction.innerException, e, null);
try
{
if (enlistmentShim != null)
{
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Failed);
}
finally
{
HandleTable.FreeHandle(this.phase1Handle);
}
}
if (shim != null)
{
shim.Phase0Done(false);
}
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN != exception.ErrorCode) && (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE != exception.ErrorCode))
{
throw;
}
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
this.FinishEnlistment();
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.ForceRollback");
}
}
internal OletxEnlistment(IEnlistmentNotificationInternal enlistmentNotification, OletxTransactionStatus xactStatus, byte[] prepareInfoByteArray, OletxResourceManager oletxResourceManager) : base(oletxResourceManager, null)
{
this.transactionGuid = Guid.Empty;
this.phase1Handle = IntPtr.Zero;
this.enlistmentShim = null;
this.phase0Shim = null;
this.canDoSinglePhase = false;
this.iEnlistmentNotification = enlistmentNotification;
this.state = OletxEnlistmentState.Active;
int length = prepareInfoByteArray.Length;
this.proxyPrepareInfoByteArray = new byte[length];
Array.Copy(prepareInfoByteArray, this.proxyPrepareInfoByteArray, length);
byte[] destinationArray = new byte[0x10];
Array.Copy(this.proxyPrepareInfoByteArray, destinationArray, 0x10);
this.transactionGuid = new Guid(destinationArray);
base.transactionGuidString = this.transactionGuid.ToString();
switch (xactStatus)
{
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_PREPARED:
this.state = OletxEnlistmentState.Prepared;
lock (oletxResourceManager.reenlistList)
{
oletxResourceManager.reenlistList.Add(this);
oletxResourceManager.StartReenlistThread();
goto Label_01CD;
}
break;
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_ABORTED:
this.state = OletxEnlistmentState.Aborting;
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Rollback);
}
this.iEnlistmentNotification.Rollback(this);
goto Label_01CD;
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_COMMITTED:
this.state = OletxEnlistmentState.Committing;
lock (oletxResourceManager.reenlistList)
{
oletxResourceManager.reenlistPendingList.Add(this);
}
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Commit);
}
this.iEnlistmentNotification.Commit(this);
goto Label_01CD;
}
if (DiagnosticTrace.Critical)
{
InternalErrorTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), System.Transactions.SR.GetString("OletxEnlistmentUnexpectedTransactionStatus"));
}
throw TransactionException.Create(System.Transactions.SR.GetString("TraceSourceOletx"), System.Transactions.SR.GetString("OletxEnlistmentUnexpectedTransactionStatus"), null);
Label_01CD:
if (DiagnosticTrace.Information)
{
EnlistmentTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentType.Durable, EnlistmentOptions.None);
}
base.AddToEnlistmentTable();
}
internal OletxEnlistment(IEnlistmentNotificationInternal enlistmentNotification, OletxTransactionStatus xactStatus, byte[] prepareInfoByteArray, OletxResourceManager oletxResourceManager) : base(oletxResourceManager, null)
{
this.transactionGuid = Guid.Empty;
this.phase1Handle = IntPtr.Zero;
this.enlistmentShim = null;
this.phase0Shim = null;
this.canDoSinglePhase = false;
this.iEnlistmentNotification = enlistmentNotification;
this.state = OletxEnlistmentState.Active;
int length = prepareInfoByteArray.Length;
this.proxyPrepareInfoByteArray = new byte[length];
Array.Copy(prepareInfoByteArray, this.proxyPrepareInfoByteArray, length);
byte[] destinationArray = new byte[0x10];
Array.Copy(this.proxyPrepareInfoByteArray, destinationArray, 0x10);
this.transactionGuid = new Guid(destinationArray);
base.transactionGuidString = this.transactionGuid.ToString();
switch (xactStatus)
{
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_PREPARED:
this.state = OletxEnlistmentState.Prepared;
lock (oletxResourceManager.reenlistList)
{
oletxResourceManager.reenlistList.Add(this);
oletxResourceManager.StartReenlistThread();
goto Label_01CD;
}
break;
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_ABORTED:
this.state = OletxEnlistmentState.Aborting;
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Rollback);
}
this.iEnlistmentNotification.Rollback(this);
goto Label_01CD;
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_COMMITTED:
this.state = OletxEnlistmentState.Committing;
lock (oletxResourceManager.reenlistList)
{
oletxResourceManager.reenlistPendingList.Add(this);
}
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Commit);
}
this.iEnlistmentNotification.Commit(this);
goto Label_01CD;
}
if (DiagnosticTrace.Critical)
{
InternalErrorTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), System.Transactions.SR.GetString("OletxEnlistmentUnexpectedTransactionStatus"));
}
throw TransactionException.Create(System.Transactions.SR.GetString("TraceSourceOletx"), System.Transactions.SR.GetString("OletxEnlistmentUnexpectedTransactionStatus"), null);
Label_01CD:
if (DiagnosticTrace.Information)
{
EnlistmentTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentType.Durable, EnlistmentOptions.None);
}
base.AddToEnlistmentTable();
}
public void EnlistmentDone()
{
bool flag;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxEnlistment.EnlistmentDone");
EnlistmentCallbackPositiveTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.Done);
}
IEnlistmentShim enlistmentShim = null;
IPhase0EnlistmentShim shim2 = null;
OletxEnlistmentState active = OletxEnlistmentState.Active;
bool fabricateRollback = false;
lock (this)
{
active = this.state;
if (this.state == OletxEnlistmentState.Active)
{
shim2 = this.Phase0EnlistmentShim;
if (shim2 != null)
{
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
}
flag = false;
}
else if (OletxEnlistmentState.Preparing == this.state)
{
enlistmentShim = this.EnlistmentShim;
flag = true;
}
else if (OletxEnlistmentState.Phase0Preparing == this.state)
{
shim2 = this.Phase0EnlistmentShim;
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
if (this.fabricateRollback)
{
flag = true;
}
else
{
flag = false;
}
}
else
{
if (((OletxEnlistmentState.Committing != this.state) && (OletxEnlistmentState.Aborting != this.state)) && (OletxEnlistmentState.SinglePhaseCommitting != this.state))
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
enlistmentShim = this.EnlistmentShim;
flag = true;
}
fabricateRollback = this.fabricateRollback;
this.state = OletxEnlistmentState.Done;
}
try
{
if (enlistmentShim != null)
{
if (OletxEnlistmentState.Preparing == active)
{
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.ReadOnly);
goto Label_01C1;
}
finally
{
HandleTable.FreeHandle(this.phase1Handle);
}
}
if (OletxEnlistmentState.Committing != active)
{
if (OletxEnlistmentState.Aborting != active)
{
if (OletxEnlistmentState.SinglePhaseCommitting != active)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.SinglePhase);
}
else if (!fabricateRollback)
{
enlistmentShim.AbortRequestDone();
}
}
else
{
enlistmentShim.CommitRequestDone();
}
}
else if (shim2 != null)
{
if (active != OletxEnlistmentState.Active)
{
if (OletxEnlistmentState.Phase0Preparing != active)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
shim2.Phase0Done(true);
}
else
{
shim2.Unenlist();
}
}
}
catch (COMException exception)
{
flag = true;
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
if (flag)
{
this.FinishEnlistment();
}
}
Label_01C1:
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxEnlistment.EnlistmentDone");
}
}
internal OletxEnlistment(
IEnlistmentNotificationInternal enlistmentNotification,
OletxTransactionStatus xactStatus,
byte[] prepareInfoByteArray,
OletxResourceManager oletxResourceManager
) : base( oletxResourceManager, null )
{
Guid myGuid = Guid.Empty;
// This will get set later by the creator of this object after it
// has enlisted with the proxy.
this.enlistmentShim = null;
this.phase0Shim = null;
this.canDoSinglePhase = false;
this.iEnlistmentNotification = enlistmentNotification;
this.state = OletxEnlistmentState.Active;
// Do this before we do any tracing because it will affect the trace identifiers that we generate.
Debug.Assert( ( null != prepareInfoByteArray ),
"OletxEnlistment.ctor - null oletxTransaction without a prepareInfoByteArray" );
int prepareInfoLength = prepareInfoByteArray.Length;
this.proxyPrepareInfoByteArray = new byte[prepareInfoLength];
Array.Copy(prepareInfoByteArray, proxyPrepareInfoByteArray, prepareInfoLength);
byte[] txGuidByteArray = new byte[16];
Array.Copy(proxyPrepareInfoByteArray, txGuidByteArray, 16);
this.transactionGuid = new Guid( txGuidByteArray );
this.transactionGuidString = this.transactionGuid.ToString();
// If this is being created as part of a Reenlist and we already know the
// outcome, then tell the application.
switch (xactStatus)
{
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_ABORTED:
{
this.state = OletxEnlistmentState.Aborting;
if ( DiagnosticTrace.Verbose )
{
EnlistmentNotificationCallTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
this.InternalTraceIdentifier,
NotificationCall.Rollback
);
}
iEnlistmentNotification.Rollback( this );
break;
}
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_COMMITTED:
{
this.state = OletxEnlistmentState.Committing;
// We are going to send the notification to the RM. We need to put the
// enlistment on the reenlistPendingList. We lock the reenlistList because
// we have decided that is the lock that protects both lists. The entry will
// be taken off the reenlistPendingList when the enlistment has
// EnlistmentDone called on it. The enlistment will call
// RemoveFromReenlistPending.
lock ( oletxResourceManager.reenlistList )
{
oletxResourceManager.reenlistPendingList.Add( this );
}
if ( DiagnosticTrace.Verbose )
{
EnlistmentNotificationCallTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
this.InternalTraceIdentifier,
NotificationCall.Commit
);
}
iEnlistmentNotification.Commit( this );
break;
}
case OletxTransactionStatus.OLETX_TRANSACTION_STATUS_PREPARED:
{
this.state = OletxEnlistmentState.Prepared;
lock ( oletxResourceManager.reenlistList )
{
oletxResourceManager.reenlistList.Add( this );
oletxResourceManager.StartReenlistThread();
}
break;
}
default:
{
if ( DiagnosticTrace.Critical )
{
InternalErrorTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
SR.GetString( SR.OletxEnlistmentUnexpectedTransactionStatus )
);
}
throw TransactionException.Create( SR.GetString( SR.TraceSourceOletx ), SR.GetString( SR.OletxEnlistmentUnexpectedTransactionStatus ), null );
}
}
if ( DiagnosticTrace.Information )
{
EnlistmentTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
this.InternalTraceIdentifier,
EnlistmentType.Durable,
EnlistmentOptions.None
);
}
// Always do this last in case anything prior to this fails.
AddToEnlistmentTable();
}
public void CommitRequest()
{
IEnlistmentShim enlistmentShim = null;
IEnlistmentNotificationInternal iEnlistmentNotification = null;
bool flag = false;
lock (this)
{
if (OletxEnlistmentState.Prepared == this.state)
{
this.state = OletxEnlistmentState.Committing;
iEnlistmentNotification = this.iEnlistmentNotification;
}
else
{
enlistmentShim = this.EnlistmentShim;
flag = true;
}
}
if (iEnlistmentNotification != null)
{
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Commit);
}
iEnlistmentNotification.Commit(this);
}
else if (enlistmentShim != null)
{
try
{
enlistmentShim.CommitRequestDone();
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN != exception.ErrorCode) && (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE != exception.ErrorCode))
{
throw;
}
flag = true;
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
if (flag)
{
this.FinishEnlistment();
}
}
}
}
public bool PrepareRequest(bool singlePhase, byte[] prepareInfo)
{
IEnlistmentShim enlistmentShim = null;
OletxEnlistmentState active = OletxEnlistmentState.Active;
IEnlistmentNotificationInternal iEnlistmentNotification = null;
OletxRecoveryInformation thingToConvert = null;
lock (this)
{
if (this.state == OletxEnlistmentState.Active)
{
active = this.state = OletxEnlistmentState.Preparing;
}
else
{
active = this.state;
}
iEnlistmentNotification = this.iEnlistmentNotification;
enlistmentShim = this.EnlistmentShim;
base.oletxTransaction.realOletxTransaction.TooLateForEnlistments = true;
}
if (OletxEnlistmentState.Preparing == active)
{
thingToConvert = new OletxRecoveryInformation(prepareInfo);
this.isSinglePhase = singlePhase;
long length = prepareInfo.Length;
this.proxyPrepareInfoByteArray = new byte[length];
Array.Copy(prepareInfo, this.proxyPrepareInfoByteArray, length);
if (this.isSinglePhase && this.canDoSinglePhase)
{
ISinglePhaseNotificationInternal internal3 = (ISinglePhaseNotificationInternal) iEnlistmentNotification;
this.state = OletxEnlistmentState.SinglePhaseCommitting;
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.SinglePhaseCommit);
}
internal3.SinglePhaseCommit(this);
return true;
}
byte[] resourceManagerRecoveryInformation = TransactionManager.ConvertToByteArray(thingToConvert);
this.state = OletxEnlistmentState.Preparing;
this.prepareInfoByteArray = TransactionManager.GetRecoveryInformation(base.oletxResourceManager.oletxTransactionManager.CreationNodeName, resourceManagerRecoveryInformation);
if (DiagnosticTrace.Verbose)
{
EnlistmentNotificationCallTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, NotificationCall.Prepare);
}
iEnlistmentNotification.Prepare(this);
return false;
}
if (OletxEnlistmentState.Prepared == active)
{
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Prepared);
return false;
}
catch (COMException exception3)
{
OletxTransactionManager.ProxyException(exception3);
throw;
}
}
if (OletxEnlistmentState.Done == active)
{
try
{
bool flag;
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.ReadOnly);
flag = true;
}
finally
{
this.FinishEnlistment();
}
return flag;
}
catch (COMException exception2)
{
OletxTransactionManager.ProxyException(exception2);
throw;
}
}
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Failed);
}
catch (COMException exception)
{
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
return true;
}
public void Prepared()
{
int num1 = System.Transactions.Oletx.NativeMethods.S_OK;
IEnlistmentShim enlistmentShim = null;
IPhase0EnlistmentShim shim = null;
bool fabricateRollback = false;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.Prepared");
EnlistmentCallbackPositiveTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.Prepared);
}
lock (this)
{
if (OletxEnlistmentState.Preparing == this.state)
{
enlistmentShim = this.EnlistmentShim;
}
else
{
if (OletxEnlistmentState.Phase0Preparing != this.state)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
shim = this.Phase0EnlistmentShim;
if (base.oletxTransaction.realOletxTransaction.Doomed || this.fabricateRollback)
{
this.fabricateRollback = true;
fabricateRollback = this.fabricateRollback;
}
}
this.state = OletxEnlistmentState.Prepared;
}
try
{
if (enlistmentShim != null)
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Prepared);
}
else if (shim != null)
{
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
shim.Phase0Done(!fabricateRollback);
}
else
{
fabricateRollback = true;
}
if (fabricateRollback)
{
this.AbortRequest();
}
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN == exception.ErrorCode) || (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE == exception.ErrorCode))
{
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
else
{
if (System.Transactions.Oletx.NativeMethods.XACT_E_PROTOCOL != exception.ErrorCode)
{
throw;
}
this.Phase0EnlistmentShim = null;
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.Prepared");
}
}
public void InDoubt(Exception e)
{
IEnlistmentShim enlistmentShim = null;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxSinglePhaseEnlistment.InDoubt");
}
if (DiagnosticTrace.Warning)
{
EnlistmentCallbackNegativeTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.InDoubt);
}
lock (this)
{
if (!this.isSinglePhase || (OletxEnlistmentState.SinglePhaseCommitting != this.state))
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
this.state = OletxEnlistmentState.InDoubt;
enlistmentShim = this.EnlistmentShim;
}
lock (base.oletxTransaction.realOletxTransaction)
{
if (base.oletxTransaction.realOletxTransaction.innerException == null)
{
base.oletxTransaction.realOletxTransaction.innerException = e;
}
}
try
{
if (enlistmentShim != null)
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.InDoubt);
}
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN != exception.ErrorCode) && (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE != exception.ErrorCode))
{
throw;
}
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
this.FinishEnlistment();
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxSinglePhaseEnlistment.InDoubt");
}
}
public void ForceRollback(Exception e)
{
IPhase0EnlistmentShim shim = null;
IEnlistmentShim enlistmentShim = null;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.ForceRollback");
}
if (DiagnosticTrace.Warning)
{
EnlistmentCallbackNegativeTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.ForceRollback);
}
lock (this)
{
if (OletxEnlistmentState.Preparing == this.state)
{
enlistmentShim = this.EnlistmentShim;
}
else
{
if (OletxEnlistmentState.Phase0Preparing != this.state)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
shim = this.Phase0EnlistmentShim;
if (shim != null)
{
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
}
}
this.state = OletxEnlistmentState.Aborted;
}
Interlocked.CompareExchange<Exception>(ref base.oletxTransaction.realOletxTransaction.innerException, e, null);
try
{
if (enlistmentShim != null)
{
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.Failed);
}
finally
{
HandleTable.FreeHandle(this.phase1Handle);
}
}
if (shim != null)
{
shim.Phase0Done(false);
}
}
catch (COMException exception)
{
if ((System.Transactions.Oletx.NativeMethods.XACT_E_CONNECTION_DOWN != exception.ErrorCode) && (System.Transactions.Oletx.NativeMethods.XACT_E_TMNOTAVAILABLE != exception.ErrorCode))
{
throw;
}
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
this.FinishEnlistment();
}
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxPreparingEnlistment.ForceRollback");
}
}
public void EnlistmentDone()
{
bool flag;
if (DiagnosticTrace.Verbose)
{
MethodEnteredTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxEnlistment.EnlistmentDone");
EnlistmentCallbackPositiveTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), base.InternalTraceIdentifier, EnlistmentCallback.Done);
}
IEnlistmentShim enlistmentShim = null;
IPhase0EnlistmentShim shim2 = null;
OletxEnlistmentState active = OletxEnlistmentState.Active;
bool fabricateRollback = false;
lock (this)
{
active = this.state;
if (this.state == OletxEnlistmentState.Active)
{
shim2 = this.Phase0EnlistmentShim;
if (shim2 != null)
{
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
}
flag = false;
}
else if (OletxEnlistmentState.Preparing == this.state)
{
enlistmentShim = this.EnlistmentShim;
flag = true;
}
else if (OletxEnlistmentState.Phase0Preparing == this.state)
{
shim2 = this.Phase0EnlistmentShim;
base.oletxTransaction.realOletxTransaction.DecrementUndecidedEnlistments();
if (this.fabricateRollback)
{
flag = true;
}
else
{
flag = false;
}
}
else
{
if (((OletxEnlistmentState.Committing != this.state) && (OletxEnlistmentState.Aborting != this.state)) && (OletxEnlistmentState.SinglePhaseCommitting != this.state))
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
enlistmentShim = this.EnlistmentShim;
flag = true;
}
fabricateRollback = this.fabricateRollback;
this.state = OletxEnlistmentState.Done;
}
try
{
if (enlistmentShim != null)
{
if (OletxEnlistmentState.Preparing == active)
{
try
{
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.ReadOnly);
goto Label_01C1;
}
finally
{
HandleTable.FreeHandle(this.phase1Handle);
}
}
if (OletxEnlistmentState.Committing != active)
{
if (OletxEnlistmentState.Aborting != active)
{
if (OletxEnlistmentState.SinglePhaseCommitting != active)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
enlistmentShim.PrepareRequestDone(OletxPrepareVoteType.SinglePhase);
}
else if (!fabricateRollback)
{
enlistmentShim.AbortRequestDone();
}
}
else
{
enlistmentShim.CommitRequestDone();
}
}
else if (shim2 != null)
{
if (active != OletxEnlistmentState.Active)
{
if (OletxEnlistmentState.Phase0Preparing != active)
{
throw TransactionException.CreateEnlistmentStateException(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
shim2.Phase0Done(true);
}
else
{
shim2.Unenlist();
}
}
}
catch (COMException exception)
{
flag = true;
if (DiagnosticTrace.Verbose)
{
ExceptionConsumedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), exception);
}
}
finally
{
if (flag)
{
this.FinishEnlistment();
}
}
Label_01C1:
if (DiagnosticTrace.Verbose)
{
MethodExitedTraceRecord.Trace(System.Transactions.SR.GetString("TraceSourceOletx"), "OletxEnlistment.EnlistmentDone");
}
}
internal OletxEnlistment(
bool canDoSinglePhase,
IEnlistmentNotificationInternal enlistmentNotification,
Guid transactionGuid,
EnlistmentOptions enlistmentOptions,
OletxResourceManager oletxResourceManager,
OletxTransaction oletxTransaction
) : base( oletxResourceManager, oletxTransaction )
{
Guid myGuid = Guid.Empty;
// This will get set later by the creator of this object after it
// has enlisted with the proxy.
this.enlistmentShim = null;
this.phase0Shim = null;
this.canDoSinglePhase = canDoSinglePhase;
this.iEnlistmentNotification = enlistmentNotification;
this.state = OletxEnlistmentState.Active;
this.transactionGuid = transactionGuid;
this.proxyPrepareInfoByteArray = null;
if ( DiagnosticTrace.Information )
{
EnlistmentTraceRecord.Trace( SR.GetString( SR.TraceSourceOletx ),
this.InternalTraceIdentifier,
EnlistmentType.Durable,
enlistmentOptions
);
}
// Always do this last incase anything earlier fails.
AddToEnlistmentTable();
}
internal OletxEnlistment EnlistDurable(OletxTransaction oletxTransaction, bool canDoSinglePhase, IEnlistmentNotificationInternal enlistmentNotification, EnlistmentOptions enlistmentOptions)
{
IResourceManagerShim resourceManagerShim = null;
IPhase0EnlistmentShim shim2 = null;
IEnlistmentShim enlistmentShim = null;
IntPtr zero = IntPtr.Zero;
bool flag3 = false;
bool flag2 = false;
OletxEnlistment target = new OletxEnlistment(canDoSinglePhase, enlistmentNotification, oletxTransaction.RealTransaction.TxGuid, enlistmentOptions, this, oletxTransaction);
bool flag = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
if ((enlistmentOptions & EnlistmentOptions.EnlistDuringPrepareRequired) != EnlistmentOptions.None)
{
RuntimeHelpers.PrepareConstrainedRegions();
try
{
}
finally
{
oletxTransaction.RealTransaction.IncrementUndecidedEnlistments();
flag2 = true;
}
}
lock (target)
{
RuntimeHelpers.PrepareConstrainedRegions();
try
{
resourceManagerShim = this.ResourceManagerShim;
if (resourceManagerShim == null)
{
throw TransactionManagerCommunicationException.Create(System.Transactions.SR.GetString("TraceSourceOletx"), null);
}
if ((enlistmentOptions & EnlistmentOptions.EnlistDuringPrepareRequired) != EnlistmentOptions.None)
{
zero = HandleTable.AllocHandle(target);
RuntimeHelpers.PrepareConstrainedRegions();
try
{
}
finally
{
oletxTransaction.RealTransaction.TransactionShim.Phase0Enlist(zero, out shim2);
flag3 = true;
}
target.Phase0EnlistmentShim = shim2;
}
target.phase1Handle = HandleTable.AllocHandle(target);
resourceManagerShim.Enlist(oletxTransaction.RealTransaction.TransactionShim, target.phase1Handle, out enlistmentShim);
target.EnlistmentShim = enlistmentShim;
}
catch (COMException exception)
{
if (System.Transactions.Oletx.NativeMethods.XACT_E_TOOMANY_ENLISTMENTS == exception.ErrorCode)
{
throw TransactionException.Create(System.Transactions.SR.GetString("TraceSourceOletx"), System.Transactions.SR.GetString("OletxTooManyEnlistments"), exception);
}
OletxTransactionManager.ProxyException(exception);
throw;
}
finally
{
if (target.EnlistmentShim == null)
{
if ((zero != IntPtr.Zero) && !flag3)
{
HandleTable.FreeHandle(zero);
}
if (target.phase1Handle != IntPtr.Zero)
{
HandleTable.FreeHandle(target.phase1Handle);
}
}
}
}
flag = true;
}
finally
{
if ((!flag && ((enlistmentOptions & EnlistmentOptions.EnlistDuringPrepareRequired) != EnlistmentOptions.None)) && flag2)
{
oletxTransaction.RealTransaction.DecrementUndecidedEnlistments();
}
}
return(target);
}
