private void Init(string fileName)
{
_fileName = fileName;
FileStream stream = new FileStream(fileName, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.Read, 256);
if (_cachingStrategy != null)
{
_storage = new CachedStream(stream, _cachingStrategy);
}
else
{
_storage = new CachedStream(stream, 1 << 18);
}
_writer = new BinaryWriter(_storage);
_reader = new BinaryReader(_storage);
_firstByteNodes = new TrieNode[256];
for (int i = 0; i < 256; ++i)
{
TrieNode node = new TrieNode();
_isTrieComplete = LoadNode(node);
if (!_isTrieComplete)
{
node._byte = (byte)i;
node.Parent = 0;
node.IsToken = false;
SaveNode(node);
Flush();
}
_firstByteNodes[i] = node;
}
_stringCache = new ObjectCache(_stringCachesize);
_nodesCache = new IntObjectCache(_nodesCacheSize);
_nodesCache.ObjectRemoved += _nodesCache_ObjectRemoved;
_isDirty = false;
}