public static void Serialize(this IDictionary <short, Field> fields, Compression compression, Stream stream)
{
foreach (var field in fields)
{
byte[] keyBytes = BitConverter.GetBytes(field.Key);
byte[] valBytes;
string toStore = field.Value.Store ? field.Value.Value : string.Empty;
if (compression == Compression.GZip)
{
valBytes = Deflator.Compress(Encoding.GetBytes(toStore));
}
else if (compression == Compression.Lz)
{
valBytes = QuickLZ.compress(Encoding.GetBytes(toStore), 1);
}
else
{
valBytes = Encoding.GetBytes(toStore);
}
byte[] valLengthBytes = BitConverter.GetBytes(valBytes.Length);
if (!BitConverter.IsLittleEndian)
{
Array.Reverse(keyBytes);
Array.Reverse(valBytes);
Array.Reverse(valLengthBytes);
}
stream.Write(keyBytes, 0, sizeof(short));
stream.Write(valLengthBytes, 0, sizeof(int));
stream.Write(valBytes, 0, valBytes.Length);
}
}
public static byte[] Serialize(this IList <Field> fields, Compression compression)
{
using (var stream = new MemoryStream())
{
foreach (var field in fields)
{
byte[] keyBytes = Encoding.GetBytes(field.Key);
byte[] keyLengthBytes = BitConverter.GetBytes((short)keyBytes.Length);
byte[] valBytes;
string toStore = field.Store ? field.Value : string.Empty;
if (compression == Compression.GZip)
{
valBytes = Deflator.Compress(Encoding.GetBytes(toStore));
}
else if (compression == Compression.QuickLz)
{
valBytes = QuickLZ.compress(Encoding.GetBytes(toStore), 1);
}
else
{
valBytes = Encoding.GetBytes(toStore);
}
byte[] valLengthBytes = BitConverter.GetBytes(valBytes.Length);
if (!BitConverter.IsLittleEndian)
{
Array.Reverse(keyLengthBytes);
Array.Reverse(keyBytes);
Array.Reverse(valBytes);
Array.Reverse(valLengthBytes);
}
stream.Write(keyLengthBytes, 0, sizeof(short));
stream.Write(keyBytes, 0, keyBytes.Length);
stream.Write(valLengthBytes, 0, sizeof(int));
stream.Write(valBytes, 0, valBytes.Length);
}
return(stream.ToArray());
}
}
