Class OutOfSequenceMessageHandler

The out of sequence global message handler.

Inheritance
System.Object
AbstractSessionMessageHandler
AbstractGlobalMessageHandler
OutOfSequenceMessageHandler
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: FixAntenna.FixEngine.Session.MessageHandler.Global
Assembly: FixAntenna.Core.dll
Syntax
public class OutOfSequenceMessageHandler : AbstractGlobalMessageHandler, ISessionMessageHandler, IFixMessageListener

Fields

IncludeNextExpectedMsgSeqNum

Declaration
protected bool IncludeNextExpectedMsgSeqNum
Field Value
Type Description
System.Boolean

Methods

GetSequenceManager()

Declaration
public virtual ISessionSequenceManager GetSequenceManager()
Returns
Type Description
ISessionSequenceManager

IsMsgShouldBeProcessedAnyway(FixMessage)

Returns true if message should be processed anyway.

The methods returns true only for next message types: logon, logout, SR, RR.

  • logon - will be processed anyway if logon has 34=1 and 141=Y.
  • logout - will be processed anyway if session has SessionState.WAITING_FOR_LOGOFF.
  • SR - will be processed if 123=N or 123 does not exist.
  • RR - will be processed if 43=Y.
Declaration
public virtual bool IsMsgShouldBeProcessedAnyway(FixMessage message)
Parameters
Type Name Description
FixMessage message

the message
Returns
Type Description
System.Boolean

boolean

IsSeqResetAndNewSeqNoIsLessThanExpected(FixMessage, Int64)

Returns true if message is sequence reset and its NewSeqNo is less than expected.

Declaration
public static bool IsSeqResetAndNewSeqNoIsLessThanExpected(FixMessage message, long expectedSeqNum)
Parameters
Type Name Description
FixMessage message

the message
System.Int64 expectedSeqNum
Returns
Type Description
System.Boolean

OnNewMessage(FixMessage)

If incoming sequence is equals to expected the next handler will be calls.

If incoming sequence > expected the '2' message will be send, otherwise the session is shutdown.

Declaration
public override void OnNewMessage(FixMessage message)
Parameters
Type Name Description
FixMessage message

the received message.
Overrides

ProcessMessageWithExpectedSeqNum(FixMessage, Int64)

Declaration
public virtual void ProcessMessageWithExpectedSeqNum(FixMessage message, long incomingSeqNum)
Parameters
Type Name Description
FixMessage message
System.Int64 incomingSeqNum

ProcessMessageWithHighSeqNum(FixMessage, Int64, Int64)

Process message with high seq num.

The methods request missing messages. Note: The incoming seq num will be decremented.

Declaration
public virtual void ProcessMessageWithHighSeqNum(FixMessage message, long incomingSeqNum, long expectedSeqNum)
Parameters
Type Name Description
FixMessage message

the message
System.Int64 incomingSeqNum

the incoming seq num
System.Int64 expectedSeqNum

the expected seq num

ProcessMessageWithLowSeqNum(FixMessage, Int64, Int64)

Process message with low seq num.

Note: The incoming message will be ignored only if message has 43=Y and incoming seq num is low than expected.

Declaration
public virtual void ProcessMessageWithLowSeqNum(FixMessage message, long incomingSeqNum, long expectedSeqNum)
Parameters
Type Name Description
FixMessage message

the message
System.Int64 incomingSeqNum

the incoming seq num
System.Int64 expectedSeqNum

the expected seq num

SetFixSession(IExtendedFixSession)

Declaration
public override void SetFixSession(IExtendedFixSession fixSession)
Parameters
Type Name Description
IExtendedFixSession fixSession
Overrides

Implements