public Task <FileExistenceResult> CheckFileExistsAsync(AbsolutePath path, TimeSpan timeout, CancellationToken cancellationToken)
{
FileExistenceTimespans.AddOrUpdate(
path,
_ =>
{
var queue = new ConcurrentQueue <TimeSpan>();
queue.Enqueue(timeout);
return(queue);
},
(_, queue) =>
{
queue.Enqueue(timeout);
return(queue);
});
if (FileExistenceByReturnCode.TryGetValue(path, out var resultQueue) && resultQueue.TryDequeue(out var result))
{
return(Task.FromResult(new FileExistenceResult(result)));
}
if (File.Exists(path.Path))
{
return(Task.FromResult(new FileExistenceResult(FileExistenceResult.ResultCode.FileExists)));
}
return(Task.FromResult(new FileExistenceResult(FileExistenceResult.ResultCode.Error)));
}
public Task <FileExistenceResult> CheckFileExistsAsync(OperationContext context, ContentLocation sourceLocation)
{
var path = PathUtilities.GetContentPath(sourceLocation.Machine.Path, sourceLocation.Hash);
if (FileExistenceByReturnCode.TryGetValue(path, out var resultQueue) && resultQueue.TryDequeue(out var result))
{
return(Task.FromResult(new FileExistenceResult(result)));
}
if (File.Exists(path.Path))
{
return(Task.FromResult(new FileExistenceResult(FileExistenceResult.ResultCode.FileExists)));
}
return(Task.FromResult(new FileExistenceResult(FileExistenceResult.ResultCode.Error)));
}
