protected StorageStream(TransactionalStorage transactionalStorage, string fileName,
StorageStreamAccess storageStreamAccess,
NameValueCollection metadata, IndexStorage indexStorage, StorageOperationsTask operations)
{
TransactionalStorage = transactionalStorage;
StorageStreamAccess = storageStreamAccess;
Name = fileName;
switch (storageStreamAccess)
{
case StorageStreamAccess.Read:
TransactionalStorage.Batch(accessor => fileHeader = accessor.ReadFile(fileName));
if (fileHeader.TotalSize == null)
{
throw new FileNotFoundException("File is not uploaded yet");
}
Metadata = fileHeader.Metadata;
Seek(0, SeekOrigin.Begin);
break;
case StorageStreamAccess.CreateAndWrite:
TransactionalStorage.Batch(accessor =>
{
operations.IndicateFileToDelete(fileName);
accessor.PutFile(fileName, null, metadata);
indexStorage.Index(fileName, metadata);
});
Metadata = metadata;
break;
default:
throw new ArgumentOutOfRangeException("storageStreamAccess", storageStreamAccess, "Unknown value");
}
}
protected SynchronizationWorkItem(string fileName, string sourceServerUrl, TransactionalStorage storage)
{
Storage = storage;
FileName = fileName;
FileAndPages fileAndPages = null;
Storage.Batch(accessor => fileAndPages = accessor.GetFile(fileName, 0, 0));
FileMetadata = fileAndPages.Metadata;
ServerInfo = new ServerInfo
{
Id = Storage.Id,
Url = sourceServerUrl
};
conflictDetector = new ConflictDetector();
conflictResolver = new ConflictResolver();
}
