public void Shutdown()
{
lock (_lock)
{
if (_shutdowndone == true)
{
return;
}
InternalSave();
if (_deleted != null)
{
_deleted.SaveIndex();
_deleted.Shutdown();
_deleted = null;
}
if (_bitmaps != null)
{
_bitmaps.Commit(Global.FreeBitmapMemoryOnSave);
_bitmaps.Shutdown();
_bitmaps = null;
}
if (_docMode)
{
_docs.Shutdown();
}
_shutdowndone = true;
}
}
public Hoot(string IndexPath, string FileName, bool DocMode)
{
_Path = IndexPath;
_FileName = FileName;
_docMode = DocMode;
if (_Path.EndsWith(Path.DirectorySeparatorChar.ToString()) == false)
{
_Path += Path.DirectorySeparatorChar;
}
Directory.CreateDirectory(IndexPath);
_log.Debug("Starting hOOt....");
_log.Debug("Storage Folder = " + _Path);
if (DocMode)
{
_docs = new KeyStoreString(_Path + "files.docs", false);
// read deleted
_deleted = new BoolIndex(_Path, "_deleted", ".hoot");
_lastDocNum = (int)_docs.Count();
}
_bitmaps = new BitmapIndex(_Path, _FileName + "_hoot.bmp");
// read words
LoadWords();
}
/// <summary>
/// Construct a new object using configuration file and custom tokenizer
/// </summary>
/// <param name="config">Configuration file</param>
/// <param name="tokenizer">Custom Tokenizer to parse text </param>
public Hoot(IHootConfig config, ITokenizer tokenizer)
{
HootConfOptions = config;
_tokenizer = (tokenizer != null) ? tokenizer : new tokenizer();
if (!Directory.Exists(config.IndexPath))
{
Directory.CreateDirectory(config.IndexPath);
}
_log.Debug("Starting hOOt....");
_log.Debug($"Storage Folder = {config.IndexPath}");
_tokenizer.InitializeStopList(config.IndexPath);
_log.Debug($"Stop List Words saved to {config.IndexPath}");
if (config.DocMode)
{
_docs = new KeyStoreString(Path.Combine(config.IndexPath, $"files.docs"), false);
//
// read deleted
//
_deleted = new BoolIndex(Path.Combine(config.IndexPath, $"_deleted.hoot"));
_lastDocNum = (int)_docs.Count();
}
_bitmaps = new BitmapIndex(Path.Combine(config.IndexPath, $"{config.FileName}_hoot.bmp"));
//
// read words
//
LoadWords();
}
public IndexFile(string filename, byte maxKeySize)//, ushort pageNodeCount)
{
_T = RDBDataType <T> .ByteHandler();
if (typeof(T) == typeof(string) && Global.EnableOptimizedStringIndex)
{
_externalStrings = true;
_maxKeySize = 4;// blocknum:int
}
else
{
_maxKeySize = maxKeySize;
}
_PageNodeCount = Global.PageItemCount;// pageNodeCount;
_rowSize = (_maxKeySize + 1 + 4 + 4);
_FileName = filename.Substring(0, filename.LastIndexOf('.'));
string path = Path.GetDirectoryName(filename);
Directory.CreateDirectory(path);
if (File.Exists(filename))
{
// if file exists open and read header
_file = File.Open(filename, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);
ReadFileHeader();
if (_externalStrings == false)// if the file says different
{
_rowSize = (_maxKeySize + 1 + 4 + 4);
}
// compute last page number from file length
_PageLength = (_BlockHeader.Length + _rowSize * (_PageNodeCount));
_LastPageNumber = (int)((_file.Length - _FileHeader.Length) / _PageLength);
}
else
{
// else create new file
_file = File.Open(filename, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite);
_PageLength = (_BlockHeader.Length + _rowSize * (_PageNodeCount));
CreateFileHeader(0);
_LastPageNumber = (int)((_file.Length - _FileHeader.Length) / _PageLength);
}
if (_externalStrings)
{
_strings = new KeyStoreHF(path, Path.GetFileNameWithoutExtension(filename) + ".strings");
}
if (_LastPageNumber == 0)
{
_LastPageNumber = 1;
}
// bitmap duplicates
if (_allowDups)
{
_bitmap = new BitmapIndex(Path.GetDirectoryName(filename), Path.GetFileNameWithoutExtension(filename));
}
}
public Hoot(string IndexPath, string FileName, bool DocMode)
{
_Path = IndexPath;
_FileName = FileName;
_docMode = DocMode;
if (_Path.EndsWith(Path.DirectorySeparatorChar.ToString()) == false) _Path += Path.DirectorySeparatorChar;
Directory.CreateDirectory(IndexPath);
_log.Debug("Starting hOOt....");
_log.Debug("Storage Folder = " + _Path);
if (DocMode)
{
_docs = new KeyStoreString(_Path + "files.docs", false);
// read deleted
_deleted = new BoolIndex(_Path, "_deleted" , ".hoot");
_lastDocNum = (int)_docs.Count();
}
_bitmaps = new BitmapIndex(_Path, _FileName + "_hoot.bmp");
// read words
LoadWords();
}
public IndexFile(string filename, byte maxKeySize, ushort pageNodeCount)
{
_T = RDBDataType <T> .ByteHandler();
_maxKeySize = maxKeySize;
_PageNodeCount = pageNodeCount;
_rowSize = (_maxKeySize + 1 + 4 + 4);
string path = Path.GetDirectoryName(filename);
Directory.CreateDirectory(path);
if (File.Exists(filename))
{
// if file exists open and read header
_file = File.Open(filename, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);
ReadFileHeader();
// compute last page number from file length
_PageLength = (_BlockHeader.Length + _rowSize * (_PageNodeCount));
_LastPageNumber = (int)((_file.Length - _FileHeader.Length) / _PageLength);
}
else
{
// else create new file
_file = File.Open(filename, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite);
_PageLength = (_BlockHeader.Length + _rowSize * (_PageNodeCount));
CreateFileHeader(0);
_LastPageNumber = (int)((_file.Length - _FileHeader.Length) / _PageLength);
}
if (_LastPageNumber == 0)
{
_LastPageNumber = 1;
}
// bitmap duplicates
_bitmap = new BitmapIndex(Path.GetDirectoryName(filename), Path.GetFileNameWithoutExtension(filename));
}
public L(BitmapIndex sc)
{
_sc = sc;
_sc.CheckInternalOP();
}
public L(BitmapIndex sc)
{
_sc = sc;
_sc.CheckInternalOP();
}
public void Shutdown()
{
lock (_lock)
{
InternalSave();
if(_deleted!=null)
{
_deleted.SaveIndex();
_deleted.Shutdown();
}
if (_bitmaps != null)
{
_bitmaps.Commit(Global.FreeBitmapMemoryOnSave);
_bitmaps.Shutdown();
_bitmaps = null;
}
if (_docMode)
_docs.Shutdown();
}
}
