Provides the basic interface for transactional queue operations, used by the synchronous and asynchronous transactional queue readers. More...

#include <nQueueTransactionReader.h>

Inheritance diagram for com::pcbsys::nirvana::client::nQueueTransactionReader:

Public Member Functions
virtual void	commit ()=0
	Commits all received events so far. More...

virtual void	commit (longlong eventId)=0
	Commits all events up to the event id specified. More...

virtual void	rollback ()=0
	Rolls back all received events that have not been committed or rolled back previously. More...

virtual void	rollback (longlong eventId)=0
	Rolls back all events up to the specified event id that have not been committed or rolled back previously. More...

Detailed Description

Provides the basic interface for transactional queue operations, used by the synchronous and asynchronous transactional queue readers.

Member Function Documentation

virtual void com::pcbsys::nirvana::client::nQueueTransactionReader::commit ( )

pure virtual

Commits all received events so far.

Exceptions

nSessionNotConnectedException	Client is not currently connected to the server
nSessionPausedException	The session is currently paused
nIllegalStateException	The operation could not complete because of a session/connection error
nRequestTimedOutException	The server failed to respond with the specified timeout

virtual void com::pcbsys::nirvana::client::nQueueTransactionReader::commit ( longlong eventId )

pure virtual

Commits all events up to the event id specified.

This means you can partially commit received events.

Parameters

eventId Event ID to commit to, inclusive

Exceptions

nSessionNotConnectedException	Client is not currently connected to the server
nSessionPausedException	The session is currently paused
nIllegalStateException	The operation could not complete because of a session/connection error
nRequestTimedOutException	The server failed to respond with the specified timeout

virtual void com::pcbsys::nirvana::client::nQueueTransactionReader::rollback ( )

pure virtual

Rolls back all received events that have not been committed or rolled back previously.

These events are then pushed back onto the queue for redelivery.

Exceptions

nSessionNotConnectedException	Client is not currently connected to the server
nSessionPausedException	The session is currently paused
nIllegalStateException	The operation could not complete because of a session/connection error
nRequestTimedOutException	The server failed to respond with the specified timeout

virtual void com::pcbsys::nirvana::client::nQueueTransactionReader::rollback ( longlong eventId )

pure virtual

Rolls back all events up to the specified event id that have not been committed or rolled back previously.

These events are then pushed back onto the queue for redelivery.

Parameters

eventId Event Id to rollback to, inclusive

Exceptions

nSessionNotConnectedException	Client is not currently connected to the server
nSessionPausedException	The session is currently paused
nIllegalStateException	The operation could not complete because of a session/connection error
nRequestTimedOutException	The server failed to respond with the specified timeout