static void OnReceiveCB(EVENTHUBRECEIVER_RESULT result, EVENTDATA_HANDLE eventDataHandle, void* userContext)
{
(void)userContext;
switch (result)
{
case EVENTHUBRECEIVER_TIMEOUT:
{
timeoutCounter++;
(void)printf("INFO: Timeout Seen# %d\r\n", timeoutCounter);
break;
}
case EVENTHUBRECEIVER_OK:
{
EVENTDATA_RESULT eventDataResult;
MAP_HANDLE map;
size_t dataSize;
const unsigned char *dataBuffer;
if ((eventDataResult = EventData_GetData(eventDataHandle, &dataBuffer, &dataSize)) == EVENTDATA_OK)
{
PrintData(dataBuffer, dataSize);
}
if ((map = EventData_Properties(eventDataHandle)) != NULL)
{
PrintProperties(map);
}
PrintEventDataReceiveParams(eventDataHandle);
break;
}
default:
(void)printf("ERROR: Result code %u.\r\n", result);
};
}
int SendBatch_Sample(void)
{
int result;
time_t t = time(&t);
(void)printf("Starting the EventHub Client SendBatch Sample (%s)...\r\n", EventHubClient_GetVersionString() );
if (platform_init() != 0)
{
(void)printf("ERROR: Failed initializing platform!\r\n");
result = 1;
}
else
{
//Create an Array of EventData so we can send these data batched.
EVENTDATA_HANDLE eventDataList[NUM_OF_MSG_TO_SEND];
size_t index;
for (index = 0; index < NUM_OF_MSG_TO_SEND; index++)
{
char msgContent[BUFFER_SIZE];
size_t msgLength = sprintf_s(msgContent, BUFFER_SIZE, "{\"messageId\":%ul, \"timeValue\":%I64d, \"name\":\"SendBatch_Sample\"}", index, t);
if ((eventDataList[index] = EventData_CreateWithNewMemory((const unsigned char*)msgContent, msgLength)) == NULL)
{
(void)printf("ERROR: EventData_CreateWithNewMemory returned NULL!\r\n");
result = 1;
break;
}
}
if (index == NUM_OF_MSG_TO_SEND)
{
EVENTHUBCLIENT_HANDLE eventHubClientHandle = EventHubClient_CreateFromConnectionString(connectionString, eventHubPath);
if (eventHubClientHandle == NULL)
{
(void)printf("ERROR: EventHubClient_CreateFromConnectionString returned NULL!\r\n");
result = 1;
}
else
{
for (size_t i = 0; i < NUM_OF_MSG_TO_SEND; i++)
{
EventData_SetPartitionKey(eventDataList[i], PARTITION_KEY_INFO);
}
MAP_HANDLE mapProperties = EventData_Properties(eventDataList[0]);
if (mapProperties != NULL)
{
if ((Map_AddOrUpdate(mapProperties, "SendBatch_HL_1", TEST_STRING_VALUE_1) != MAP_OK) ||
(Map_AddOrUpdate(mapProperties, "SendBatch_HL_2", TEST_STRING_VALUE_2) != MAP_OK)
)
{
(void)printf("ERROR: Map_AddOrUpdate failed!\r\n");
}
}
//Send all 3 data created above on the same call (Batched)
if (EventHubClient_SendBatch(eventHubClientHandle, eventDataList, NUM_OF_MSG_TO_SEND) != EVENTHUBCLIENT_OK)
{
(void)printf("ERROR: EventHubClient_SendBatch failed!\r\n");
result = 1;
}
else
{
(void)printf("EventHubClient_SendBatch.......Successful\r\n");
result = 0;
}
EventHubClient_Destroy(eventHubClientHandle);
}
}
for (size_t i = 0; i < index; i++)
{
EventData_Destroy(eventDataList[i]);
}
platform_init();
}
return result;
}
