- com
- pcbsys
- nirvana
- client
- nQueueSyncReader
This class provides the client with a synchronous interface into a Nirvana Queue. More...
#include <nQueueSyncReader.h>
Public Member Functions | |
virtual void | close () |
Close the subscription, and notify the server. | |
virtual void | closeLocally () |
Close the subscription, but do not notify the server. | |
nConsumeEvent * | pop () |
This method places the client on the queue and will block until an event is placed onto the queue. More... | |
nConsumeEvent * | pop (longlong timeout) |
This method places the client on the queue and will block until an event is placed onto the queue or the specified timeout expires. More... | |
nConsumeEvent * | pop (longlong timeout, std::string selector) |
This method places the client on the queue and will block until an event is placed onto the queue or the specified timeout expires. More... | |
Public Member Functions inherited from com::pcbsys::nirvana::client::nQueueReader | |
bool | hasConsumedEvents () |
Method to see whether the reader has consumed any events. More... | |
bool | isClosed () |
When a reader is closed, the physical subscription is closed at the server. More... | |
bool | isClosedLocally () |
A reader can be closed, but the physical subscription queue is not closed at the server. More... | |
nConsumeEvent ** | peek (nQueuePeekContext *pContext, int &nEvent) |
Performs a non destructive read. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from com::pcbsys::nirvana::client::nQueueReader | |
static nQueuePeekContext * | createContext (int windowSize=0, const std::string &selector="") |
Creates a Queue Peek Context, which is used to traverse the queue. More... | |
This class provides the client with a synchronous interface into a Nirvana Queue.
Events will only be delivered to this client when a call to pop
is made.
nConsumeEvent* com::pcbsys::nirvana::client::nQueueSyncReader::pop | ( | ) |
This method places the client on the queue and will block until an event is placed onto the queue.
nSessionNotConnectedException | Client is not currently connected to the server |
nSecurityException | If your not authorized to perform the operation on the queue |
nSessionPausedException | The session is currently paused |
nIllegalStateException | The operation could not complete because of a session/connection error |
nConsumeEvent* com::pcbsys::nirvana::client::nQueueSyncReader::pop | ( | longlong | timeout | ) |
This method places the client on the queue and will block until an event is placed onto the queue or the specified timeout expires.
If the timeout expires it will return null
timeout | Time to wait in milliseconds for an event |
nSessionNotConnectedException | Client is not currently connected to the server |
nSecurityException | If your not authorized to perform the operation on the queue |
nSessionPausedException | The session is currently paused |
nIllegalStateException | The operation could not complete because of a session/connection error |
nConsumeEvent* com::pcbsys::nirvana::client::nQueueSyncReader::pop | ( | longlong | timeout, |
std::string | selector | ||
) |
This method places the client on the queue and will block until an event is placed onto the queue or the specified timeout expires.
If the timeout expires it will return null
timeout | Time to wait in milliseconds for an event |
selector | the selection string used to filter events being popped |
nSessionNotConnectedException | Client is not currently connected to the server |
nSecurityException | If your not authorized to perform the operation on the queue |
nSessionPausedException | The session is currently paused |
nIllegalStateException | The operation could not complete because of a session/connection error |