public TrimDatabase(TrimDatabaseOptions options)
{
_blockCache = options.BlockCache();
_options = options;
if (!System.IO.Directory.Exists(options.DatabaseFolder))
{
System.IO.Directory.CreateDirectory(options.DatabaseFolder);
}
_databaseFolder = options.DatabaseFolder;
var unsorted = new UnsortedStorageLayer(1, _databaseFolder, _blockCache);
_storageLayers.Add(unsorted);
for (var i = 2; i <= _options.Levels; i++)
{
var filesAtLevel = (int)Math.Ceiling(_options.FirstLevelMaxFileCount * Math.Pow(_options.FirstLevelMaxFileCount, i - 2));
_storageLayers.Add(new SortedStorageLayer(i, _databaseFolder, _blockCache, _options.FileSize, filesAtLevel));
}
if (!_options.OpenReadOnly)
{
_skipList = _options.MemoryTable();
}
}
public TrimDatabase(Func <MemoryTable> inMemoryFunc, BlockCache blockCache, int levels, string databaseFolder, int targetFileSizeL2)
{
_blockCache = blockCache;
if (!System.IO.Directory.Exists(databaseFolder))
{
System.IO.Directory.CreateDirectory(databaseFolder);
}
_databaseFolder = databaseFolder;
_inMemoryFunc = inMemoryFunc;
var unsorted = new UnsortedStorageLayer(1, _databaseFolder, _blockCache);
_storageLayers.Add(unsorted);
for (var i = 2; i <= levels; i++)
{
_storageLayers.Add(new SortedStorageLayer(i, _databaseFolder, _blockCache, targetFileSizeL2));
}
_skipList = _inMemoryFunc();
}
