public int Add(T value)
{
var row = new MRow <T>(value);
long position = default(long);
using (Stream stream = new FileStream(dbName, FileMode.Append))
{
using (BinaryWriter bw = new BinaryWriter(stream))
{
position = stream.Position;
byte[] bytes = MRowToByteArray(row);
bw.Write(bytes.Length);
bw.Write(bytes);
}
}
foreach (var item in _indexes)
{
var index = item.Value;
index.AddProperty(value, position);
}
return(1);
}
private static byte[] MRowToByteArray(MRow <T> row)
{
var bf = new BinaryFormatter();
using (var ms = new MemoryStream())
{
bf.Serialize(ms, row);
return(ms.ToArray());
}
}
private MRow <T> GetRowByPosition(long position)
{
using (BinaryReader reader = new BinaryReader(File.Open(dbName, FileMode.Open, FileAccess.Read)))
{
reader.BaseStream.Position = position;
int bytesToRead = reader.ReadInt32();
byte[] v = reader.ReadBytes(bytesToRead);
MRow <T> value = FromByteArray(v);
return(value);
}
}
private IEnumerable <MRow <T> > GetAllRows()
{
using (BinaryReader reader = new BinaryReader(File.Open(dbName, FileMode.Open, FileAccess.Read)))
{
int length = (int)reader.BaseStream.Length;
var rows = new List <MRow <T> >();
while (reader.BaseStream.Position != length)
{
int bytesToRead = reader.ReadInt32();
byte[] v = reader.ReadBytes(bytesToRead);
MRow <T> value = FromByteArray(v);
rows.Add(value);
}
return(rows);
}
}
