mama_status avisTransportBridge_stop(avisTransportBridge* transportBridge)
{
CHECK_TRANSPORT(transportBridge);
if (0 == wInterlocked_read (&transportBridge->mDispatching))
{
mama_log (MAMA_LOG_LEVEL_WARN, "avisTransportBridge_stop(): "
"Avis already stopped");
log_avis_error (MAMA_LOG_LEVEL_WARN, transportBridge->mAvis);
return MAMA_STATUS_OK;
}
wInterlocked_set (0, &transportBridge->mDispatching);
/* Dispatch a dummy notification to get the event polling to iterate
* another loop and examine the mDispatching state */
elvin_invoke (transportBridge->mAvis, &closeNotification, transportBridge);
while (-1 == wsem_wait(&transportBridge->mAvisDispatchSem))
{
if (errno != EINTR) return MAMA_STATUS_SYSTEM_ERROR;
}
wthread_join (transportBridge->mThreadId, NULL);
return MAMA_STATUS_OK;
}
mama_status
avisBridgeMamaSubscription_destroy (subscriptionBridge subscriber)
{
mama_status status = MAMA_STATUS_OK;
wombatQueue queue = NULL;
avisTransportBridge* avisTransport = NULL;
CHECK_SUBSCRIBER(subscriber);
mamaTransport_getBridgeTransport (
avisSub(subscriber)->mTransport, (void*) &avisTransport);
if (!avisTransport)
return MAMA_STATUS_INVALID_ARG;
if (avisTransportBridge_isDispatching (avisTransport))
{
elvin_invoke (avisSub(subscriber)->mAvis, &unsubscribeAvis,
avisSub(subscriber)->mAvisSubscription);
}
else
{
unsubscribeAvis (avisSub(subscriber)->mAvis,
avisSub(subscriber)->mAvisSubscription);
}
avisSub(subscriber)->mAvisSubscription = NULL;
mamaQueue_getNativeHandle(avisSub(subscriber)->mQueue, &queue);
if (!queue)
{
mama_log (MAMA_LOG_LEVEL_ERROR, "avisBridgeMamaSubscription_destroy(): "
"Could not get event queue.");
return MAMA_STATUS_PLATFORM;
}
avisSub(subscriber)->mMamaCallback.onDestroy (
avisSub(subscriber)->mMamaSubscription,
avisSub(subscriber)->mClosure);
wsem_destroy(&avisSub(subscriber)->mCreateDestroySem);
free(avisSub(subscriber)->mSubject);
free(avisSub(subscriber));
return status;
}
mama_status
avisBridgeMamaSubscription_create (subscriptionBridge* subscriber,
const char* source,
const char* symbol,
mamaTransport transport,
mamaQueue queue,
mamaMsgCallbacks callback,
mamaSubscription subscription,
void* closure)
{
avisSubscription* impl = NULL;
avisTransportBridge* avisTransport = NULL;
if (!subscriber || !subscription || !transport )
return MAMA_STATUS_NULL_ARG;
impl = (avisSubscription*)calloc (1, sizeof(avisSubscription));
if (impl == NULL)
return MAMA_STATUS_NOMEM;
impl->mAvis = getAvis(transport);
if (!impl->mAvis)
return MAMA_STATUS_INVALID_ARG;
mamaTransport_getBridgeTransport (
transport, (void*) &avisTransport);
if (!avisTransport)
return MAMA_STATUS_INVALID_ARG;
/* Use a standard centralized method to determine a topic key */
avisBridgeMamaSubscriptionImpl_generateSubjectKey (NULL,
source,
symbol,
&impl->mSubject);
impl->mMamaCallback = callback;
impl->mMamaSubscription = subscription;
impl->mQueue = queue;
impl->mTransport = transport;
impl->mClosure = closure;
impl->mIsNotMuted = 1;
impl->mIsValid = 1;
impl->mAvisSubscription = NULL;
wsem_init(&impl->mCreateDestroySem, 0, 0);
*subscriber = (subscriptionBridge) impl;
if (avisTransportBridge_isDispatching (avisTransport))
{
elvin_invoke (impl->mAvis, &subscribeAvis, impl);
wsem_wait (&impl->mCreateDestroySem);
}
else
{
subscribeAvis (impl->mAvis, impl);
}
return MAMA_STATUS_OK;
}
