/*
* Initialization for cache use
*/
static void initializeCache(RsslBool cacheOption)
{
RsslRet ret;
if (cacheOption)
{
if ((ret = rsslPayloadCacheInitialize()) != RSSL_RET_SUCCESS)
{
printf("rsslPayloadCacheInitialize() failed: %d (%s). Cache will be disabled.", ret, rsslRetCodeToString(ret));
cacheInfo.useCache = RSSL_FALSE;
return;
}
cacheInfo.useCache = RSSL_TRUE;
cacheInfo.cacheOptions.maxItems = 1000;
rsslCacheErrorClear(&cacheInfo.cacheErrorInfo);
snprintf(cacheInfo.cacheDictionaryKey, sizeof(cacheInfo.cacheDictionaryKey), "cacheDictionary%d", 1);
cacheInfo.cacheHandle = rsslPayloadCacheCreate(&cacheInfo.cacheOptions,
&cacheInfo.cacheErrorInfo);
if (cacheInfo.cacheHandle == 0)
{
printf("Error: Failed to create cache.\n\tError (%d): %s\n",
cacheInfo.cacheErrorInfo.rsslErrorId, cacheInfo.cacheErrorInfo.text);
cacheInfo.useCache = RSSL_FALSE;
}
}
else
{
cacheInfo.useCache = RSSL_FALSE;
cacheInfo.cacheHandle = 0;
}
}
/*
* Retrieval from cache
*/
RsslRet retrieveFromCache(RsslEncodeIterator *eIter, RsslPayloadEntryHandle cacheEntryHandle, RsslVACacheInfo *pCacheInfo)
{
RsslRet ret;
if (cacheEntryHandle)
{
// retrieve payload from cache
rsslCacheErrorClear(&pCacheInfo->cacheErrorInfo);
ret = rsslPayloadEntryRetrieve(cacheEntryHandle,
eIter,
pCacheInfo->cursorHandle,
&pCacheInfo->cacheErrorInfo);
return ret;
}
else
{
printf("Error: no cache entry handle\n");
return RSSL_RET_FAILURE;
}
}
