internal static ISerializable Deserialize(
Stream source,
Dictionary <int, Func <ISerializable> > codeToConstuctorMapping,
string formatExceptionMessage)
{
source.ThrowIfNull(nameof(source));
codeToConstuctorMapping.ThrowIfNull(nameof(codeToConstuctorMapping));
formatExceptionMessage.ThrowIfNull(nameof(formatExceptionMessage));
var buffer = new byte[sizeof(int)];
source.Read(buffer, 0, buffer.Length);
var objectKey = BitConverter.ToInt32(buffer, 0);
if (!codeToConstuctorMapping.TryGetValue(objectKey, out Func <ISerializable> objConstructor))
{
throw new FormatException(formatExceptionMessage);
}
ISerializable obj = objConstructor();
obj.GetSerializer().Deserialize(source);
return(obj);
}
internal static void Serialize(
Stream destination,
ISerializable obj,
Dictionary <Type, int> typeToCodeMapping,
string formatExceptionMessage)
{
destination.ThrowIfNull(nameof(destination));
obj.ThrowIfNull(nameof(obj));
typeToCodeMapping.ThrowIfNull(nameof(typeToCodeMapping));
formatExceptionMessage.ThrowIfNull(nameof(formatExceptionMessage));
if (!typeToCodeMapping.TryGetValue(obj.GetType(), out int value))
{
throw new FormatException(formatExceptionMessage);
}
var bytes = BitConverter.GetBytes(value);
destination.Write(bytes, 0, bytes.Length);
obj.GetSerializer().Serialize(destination);
}
