/// <summary>
/// Loads database form file to mempry.
/// </summary>
/// <param name="fileName">File name of database</param>
/// <param name="wellKnownTypes">Dictionary of types, are contained in database (from outside libraries)</param>
/// <returns></returns>
/// <remarks>
/// You need to register all outside types, will saved into database.
/// For this you need to pass dictionary of these types.
/// </remarks>
public static DB Load(string fileName, Dictionary<int, Type> wellKnownTypes)
{
foreach (var pair in wellKnownTypes)
Register(pair.Key, pair.Value);
var result = new DB();
if (File.Exists(fileName))
using (var fs = new FileStream(fileName, FileMode.Open, FileAccess.Read))
using (var zip = new GZipStream(fs, CompressionMode.Decompress, false))
using (var br = new BinaryReader(zip, Encoding.UTF8))
try
{
br.ReadByte();//version
result.Audios.Load(br);
}
catch (EndOfStreamException) {/*end of stream*/}
return result;
}
private void LoadDatabase()
{
Database = DB.Load(DatabasePath, Factory.GetKnownTypes());
}
