private void WriteMetadataDocument(byte[] initializationVector)
{
MetadataDocument metadataDocument = new MetadataDocument();
metadataDocument.InitializationVector = initializationVector;
MetadataDocument obj = metadataDocument;
byte[] document = BinarySerializer.Serialize(obj, typeof(MetadataDocument));
metadataDocumentId = ((metadataDocumentId == 0) ? packedFile.Insert(document) : packedFile.Update(metadataDocumentId, document));
}
public DocumentCollection(PackedFile packedFile, IndexFactory indexFactory, byte[] key, JournalPlayer journalPlayer, JournalWriter journalWriter)
{
transactionLockObject = new object();
EnsureValidKey(key);
documentType = typeof(TDocument);
try
{
journalPlayer.Play();
SerializerReflectionCache.AddTypes(typeof(MetadataDocument), documentType);
this.packedFile = packedFile;
this.journalPlayer = journalPlayer;
this.journalWriter = journalWriter;
byte[] initializationVector;
if (packedFile.IsEmpty)
{
initializationVector = CryptoRandomNumberGenerator.GenerateBytes(16u);
journalWriter.Start();
WriteMetadataDocument(initializationVector);
journalWriter.Finish();
journalPlayer.Play();
}
else
{
KeyValuePair <uint, byte[]> keyValuePair = packedFile.Documents.First();
metadataDocumentId = keyValuePair.Key;
MetadataDocument metadataDocument = BinarySerializer.Deserialize <MetadataDocument>(keyValuePair.Value);
initializationVector = metadataDocument.InitializationVector;
}
encryptor = new Aes256Encryptor(key, initializationVector);
fieldIndexes = new FieldIndexes <TDocument>(indexFactory, encryptor);
}
catch (Exception)
{
journalWriter.Discard();
throw;
}
}
