/// <summary>
/// Opens the file store in the specified directory.
/// </summary>
/// <param name="cacheDirectory">The directory containing the index and data files.</param>
/// <param name="readOnly">No empty cache will be initialized if only reading, and writing will be disallowed.</param>
/// <exception cref="FileDoesNotExistException">If any of the main_file_cache.* files could not be found.</exception>
public FileStore(string cacheDirectory, bool readOnly = true)
{
this.CacheDirectory = PathExtensions.FixDirectory(cacheDirectory);
this.ReadOnly = readOnly;
if (!this.ReadOnly)
{
Directory.CreateDirectory(this.CacheDirectory);
}
var fileAccess = this.ReadOnly ? FileAccess.Read : FileAccess.ReadWrite;
var dataFilePath = Path.Combine(this.CacheDirectory, "main_file_cache.dat2");
if (this.ReadOnly && !File.Exists(dataFilePath))
{
throw new FileNotFoundException("Cache data file does not exist.");
}
this._dataStream = File.Open(dataFilePath, FileMode.OpenOrCreate, fileAccess);
// Load in existing index files
for (var indexId = 0; indexId <= 255; indexId++)
{
var indexFile = Path.Combine(this.CacheDirectory, "main_file_cache.idx" + indexId);
if (!File.Exists(indexFile))
{
continue;
}
this._indexStreams.Add((Index)indexId, File.Open(indexFile, FileMode.Open, fileAccess));
}
}
/// <summary>
/// Creates an interface on the cache stored in the given directory.
/// </summary>
/// <param name="cacheDirectory"></param>
/// <param name="readOnly"></param>
public JavaClientCache(string?cacheDirectory = null, bool readOnly = true) : base(new RuneTek5CacheFileDecoder())
{
this.CacheDirectory = PathExtensions.FixDirectory(cacheDirectory ?? JavaClientCache.DefaultCacheDirectory);
this.ReadOnly = readOnly;
// Create the cache directory if writing is allowed.
if (!this.ReadOnly)
{
Directory.CreateDirectory(this.CacheDirectory);
}
this.OpenStreams();
}
public NxtClientCache(string?cacheDirectory = null, bool readOnly = true) : base(new RuneTek7CacheFileDecoder())
{
// Configure SQLite provider for NXT operations.
SQLitePCL.raw.SetProvider(new SQLitePCL.SQLite3Provider_sqlite3());
this.CacheDirectory = PathExtensions.FixDirectory(cacheDirectory ?? NxtClientCache.DefaultCacheDirectory);
this.ReadOnly = readOnly;
// Create the cache directory if writing is allowed.
if (!this.ReadOnly)
{
Directory.CreateDirectory(this.CacheDirectory);
}
this.OpenConnections();
}
public FlatFileCache(string baseDirectory)
{
this.BaseDirectory = PathExtensions.FixDirectory(baseDirectory);
}
/// <summary>
/// Opens the file store in the specified directory.
/// </summary>
public FileStore(IFileSystem fileSystem)
{
this.CacheDirectory = PathExtensions.FixDirectory(fileSystem.CachePath);
this.ReadOnly = true;
}