/// <inheritdoc />
public Task <Possible <CacheEntryPublishResult, Failure> > TryPublishCacheEntryAsync(
WeakContentFingerprint weakFingerprint,
ContentHash pathSetHash,
StrongContentFingerprint strongFingerprint,
CacheEntry entry,
CacheEntryPublishMode mode = CacheEntryPublishMode.CreateNew,
PublishCacheEntryOptions options = default)
{
return(Task.FromResult(new Possible <CacheEntryPublishResult, Failure>(CacheEntryPublishResult.CreatePublishedResult())));
}
/// <inheritdoc />
public Task <Possible <CacheEntryPublishResult, Failure> > TryPublishCacheEntryAsync(
WeakContentFingerprint weakFingerprint,
ContentHash pathSetHash,
StrongContentFingerprint strongFingerprint,
CacheEntry entry,
CacheEntryPublishMode mode = CacheEntryPublishMode.CreateNew,
PublishCacheEntryOptions options = default)
{
var newNode = new Node(pathSetHash, strongFingerprint, entry);
var updatedNode = m_entries.AddOrUpdate(
weakFingerprint,
newNode,
(key, node) => node,
(key, node, existingNode) =>
{
Node currentNode = existingNode;
Node priorNode = null;
while (currentNode != null)
{
if (node.PathSetHash == currentNode.PathSetHash && node.StrongFingerprint == currentNode.StrongFingerprint)
{
if (mode == CacheEntryPublishMode.CreateNewOrReplaceExisting)
{
if (priorNode != null)
{
priorNode.Next = node;
}
node.Next = node;
}
return(existingNode);
}
priorNode = currentNode;
currentNode = currentNode.Next;
}
node.Next = existingNode;
return(node);
}).Item.Value;
if (mode == CacheEntryPublishMode.CreateNew)
{
if (updatedNode != newNode)
{
return(Task.FromResult(new Possible <CacheEntryPublishResult, Failure>(CacheEntryPublishResult.CreateConflictResult(updatedNode.CacheEntry))));
}
}
return(Task.FromResult(new Possible <CacheEntryPublishResult, Failure>(CacheEntryPublishResult.CreatePublishedResult())));
}