/// <summary>
/// Put the object into the cache by generating a key for the object based on the blob's properties.
/// </summary>
/// <param name="properties">Properties of the blob corresponding to the object being written.</param>
/// <param name="isDeleteOnFailure">If True, in the case where the cache is unable to insert this object, the local resources pointed to by the Stream (which were to be cached) will be deleted.</param>
/// <returns>True if the object was written to the <see cref="IFunctionDataCache"/>, false otherwise.</returns>
private bool TryPutToFunctionDataCacheCore(BlobProperties properties, bool isDeleteOnFailure)
{
string eTag = properties.ETag.ToString();
string id = _blob.BlobClient.Uri.AbsoluteUri;
FunctionDataCacheKey cacheKey = new FunctionDataCacheKey(id, eTag);
return(_functionDataCache.TryPut(cacheKey, _cacheObject, isIncrementActiveReference: false, isDeleteOnFailure));
}
public bool TryPutToCache(SharedMemoryMetadata cacheObject, bool isIncrementActiveReference)
{
if (IsCacheHit)
{
return(false);
}
return(_functionDataCache.TryPut(CacheKey, cacheObject, isIncrementActiveReference, isDeleteOnFailure: false));
}
/// <summary>
/// Put this object in the <see cref="IFunctionDataCache"/>.
/// </summary>
/// <param name="cacheObject">Details about the shared memory region where this object exists.</param>
/// <param name="isIncrementActiveReference">If true, increases the reference counter for this object in the
/// <see cref="IFunctionDataCache"/>.</param>
/// <returns>True if the object was successfully put into the cache, false otherwise.</returns>
public bool TryPutToCache(SharedMemoryMetadata cacheObject, bool isIncrementActiveReference)
{
if (IsCacheHit)
{
// The object is already cached
return(false);
}
if (!_functionDataCache.TryPut(CacheKey, cacheObject, isIncrementActiveReference: isIncrementActiveReference, isDeleteOnFailure: false))
{
return(false);
}
// If the ref-count was increased in the cache when adding, it needs to be decremented when this object is disposed
_decrementRefCountInCacheOnDispose = isIncrementActiveReference;
return(true);
}
