public static object UnPack(Type type, byte[] datas, ref int offset)
{
if (type == typeof(object))
{
throw new Exception("类型不能为object:" + type);
type = typeof(string);
}
object obj = null;
var lenData = new byte[4];
if (datas == null || datas.Length == 0)
{
return(null);
}
Buffer.BlockCopy(datas, offset, lenData, 0, lenSaveLength);
int len = BitConverter.ToInt32(lenData, 0);
offset += lenSaveLength;
if (len > 0)
{
type = ReturnType(type);
byte[] data = new byte[len];
Buffer.BlockCopy(datas, offset, data, 0, len);
offset += len;
if (type.BaseType == typeof(Enum))
{
type = Enum.GetUnderlyingType(type);
}
var a = methods.TryGetValue(type, out Tuple <toByte, fromByte> method);
if (a)
{
return(method.Item2(type, data));
}
if (type.IsGenericType || type.IsArray)
{
if (typeof(System.Collections.IDictionary).IsAssignableFrom(type))
{
return(DicFormat.UnPack(type, data));
}
else if (typeof(System.Collections.IEnumerable).IsAssignableFrom(type))
{
return(ListFormat.UnPack(type, data));
}
}
return(ClassFormat.UnPack(type, data));
}
return(obj);
}
public static byte[] Pack(Type type, object param)
{
type = ReturnType(type);
var len = 0;
byte[] data = null;
if (param == null)
{
len = 0;
}
else
{
if (type == typeof(object))//object转为string
{
throw new Exception("类型不能为object:" + param);
type = typeof(string);
if (param != null)
{
param = param.ToString();
}
else
{
param = "";
}
}
if (param is Enum)
{
type = Enum.GetUnderlyingType(param.GetType());
}
var a = methods.TryGetValue(type, out Tuple <toByte, fromByte> method);
if (a)
{
data = method.Item1(type, param);
}
else
{
if (type.IsGenericType || type.IsArray)
{
if (typeof(System.Collections.IDictionary).IsAssignableFrom(type))
{
data = DicFormat.Pack(param);
}
else if (typeof(System.Collections.IEnumerable).IsAssignableFrom(type))
{
data = ListFormat.Pack(param);
}
else
{
data = ClassFormat.Pack(type, param);
}
}
else
{
data = ClassFormat.Pack(type, param);
}
}
if (data != null)
{
len = data.Length;
}
}
var lenData = BitConverter.GetBytes(len);
var datas = new byte[lenSaveLength + len];
Buffer.BlockCopy(lenData, 0, datas, 0, lenSaveLength);
if (len > 0)
{
Buffer.BlockCopy(data, 0, datas, lenSaveLength, data.Length);
}
return(datas);
}
