Lucene.Net.Store.Azure.AzureDirectory.ShouldCompressFile C# (CSharp) Method

        public virtual bool ShouldCompressFile(string path)
        {
            if (!CompressBlobs)
                return false;

            var ext = System.IO.Path.GetExtension(path);
            switch (ext)
            {
                case ".cfs":
                case ".fdt":
                case ".fdx":
                case ".frq":
                case ".tis":
                case ".tii":
                case ".nrm":
                case ".tvx":
                case ".tvd":
                case ".tvf":
                case ".prx":
                    return true;
                default:
                    return false;
            };
        }

        protected override void Dispose(bool disposing)
        {
            _fileMutex.WaitOne();
            try
            {
                string fileName = _name;

                // make sure it's all written out
                _indexOutput.Flush();

                long originalLength = _indexOutput.Length;
                _indexOutput.Dispose();

                Stream blobStream;

                // optionally put a compressor around the blob stream
                if (_azureDirectory.ShouldCompressFile(_name))
                {
                    blobStream = CompressStream(fileName, originalLength);
                }
                else
                {
                    blobStream = new StreamInput(CacheDirectory.OpenInput(fileName));
                }

                try
                {
                    // push the blobStream up to the cloud
                    _blob.UploadFromStream(blobStream);

                    // set the metadata with the original index file properties
                    _blob.Metadata["CachedLength"]       = originalLength.ToString();
                    _blob.Metadata["CachedLastModified"] = CacheDirectory.FileModified(fileName).ToString();
                    _blob.SetMetadata();

                    Debug.WriteLine(string.Format("PUT {1} bytes to {0} in cloud", _name, blobStream.Length));
                }
                finally
                {
                    blobStream.Dispose();
                }

#if FULLDEBUG
                Debug.WriteLine(string.Format("CLOSED WRITESTREAM {0}", _name));
#endif
                // clean up
                _indexOutput   = null;
                _blobContainer = null;
                _blob          = null;
                GC.SuppressFinalize(this);
            }
            finally
            {
                _fileMutex.ReleaseMutex();
            }
        }