public static SerializeTypeInfo ReadFromStream(Stream s)
{
UInt16 count = s.ReadUInt16();
var datainfo = new SerializeTypeInfo();
//FieldInfo
List <SerializeFieldInfo> fieldDataList = new List <SerializeFieldInfo>();
for (var i = 0; i < count; i++)
{
var fdata = SerializeFieldInfo.ReadFromStream(s);
fieldDataList.Add(fdata);
}
datainfo.FieldData = fieldDataList;
//CustomTypeInfo
var customCount = s.ReadByte();
if (customCount > 0)
{
datainfo.CustomDataTypeInfo = new List <SerializeTypeInfo>();
for (var i = 0; i < customCount; i++)
{
datainfo.CustomDataTypeInfo.Add(ReadFromStream(s));
}
}
return(datainfo);
}
public static SerializeTypeInfo Parse(Type type, object t)
{
var datainfo = new SerializeTypeInfo();
datainfo.DataType = type;
var finfos = GetFieldInfos(type);
datainfo.FieldData = new List <SerializeFieldInfo>();
var customDataTypeInfo = new List <SerializeTypeInfo>();
datainfo.CustomDataTypeInfo = customDataTypeInfo;
for (var i = 0; i < finfos.Count; i++)
{
var finfo = finfos[i];
var fieldType = finfo.FieldType;
var isArray = fieldType.IsArray;
var elementType = isArray ? fieldType.GetElementType() : fieldType;
var typeEnum = GetTypeEnum(elementType);
var isPrimitive = typeEnum != SerializeTypeEnum.Custom;
var customTypeIndex = 0;
if (isPrimitive)
{
}
else
{
var index = customDataTypeInfo.FindIndex(f => f.DataType == elementType);
if (index == -1)
{
customTypeIndex = customDataTypeInfo.Count;
customDataTypeInfo.Add(Parse(elementType, null));
}
else
{
customTypeIndex = index;
}
}
if (customTypeIndex > 255)
{
throw new Exception("Custom type count must under 255");
}
var data = new SerializeFieldInfo
{
FieldActive = true,
HasLabel = false,
FieldType = fieldType,
ElementType = elementType,
IsArray = isArray,
IsPrimitive = isPrimitive,
FieldName = finfo.Name,
TypeEnum = typeEnum,
CustomTypeIndex = (byte)customTypeIndex,
};
datainfo.FieldData.Add(data);
}
return(datainfo);
}
public static T Deserialize <T>(Stream stream)
{
var dataInfo = SerializeTypeInfo.ReadFromStream <T>(stream);
var refInfo = SerializeTypeInfo.Parse <T>();
if (!refInfo.Verify(dataInfo))
{
throw new Exception("Invalid type info");
}
return(ReadData <T>(stream, refInfo));
}
public static byte[] Serialize <T>(T t, bool extraInfo = false)
{
var stream = new MemoryStream();
var dataInfo = SerializeTypeInfo.Parse(t);
dataInfo.WriteToStream(stream, extraInfo);
//WriteData
WriteData(stream, t, dataInfo);
return(stream.ToArray());
}
public static SerializeTypeInfo ReadFromStream <T>(Stream s)
{
var typeDataInfo = SerializeTypeInfo.Parse <T>();
var deserializeDataInfo = ReadFromStream(s);
if (!typeDataInfo.Verify(deserializeDataInfo))
{
throw new Exception("type verify failed!");
}
return(deserializeDataInfo);
}
public bool Verify(SerializeTypeInfo o)
{
if (this.FieldData == null || o.FieldData == null)
{
throw new Exception();
}
if (this.FieldData.Count != o.FieldData.Count)
{
return(false);
}
var count = this.FieldData.Count;
for (var i = 0; i < count; i++)
{
if (!FieldData[i].Equals(o.FieldData[i]))
{
return(false);
}
}
return(true);
}
private static void WriteData(Stream stream, object t, Type type, SerializeTypeInfo dataInfo)
{
if (t == null)
{
stream.WriteBool(false);
return;
}
else
{
stream.WriteBool(true);
}
var finfo = dataInfo.FieldData;
var refinfo = SerializeTypeInfo.GetFieldInfos(type);
for (var i = 0; i < finfo.Count; i++)
{
var fdata = finfo[i];
var fvalue = refinfo[i].GetValue(t);
if (fdata.IsPrimitive)
{
if (fdata.IsArray)
{
if (fvalue == null)
{
stream.WriteBool(false);
}
else
{
stream.WriteBool(true);
var array = fvalue as Array;
stream.WriteUInt32((uint)array.Length);
if (array.Length != 0)
{
WritePrimitiveDataArray(stream, fdata.TypeEnum, array);
}
}
}
else
{
WritePrimitiveData(stream, fdata.TypeEnum, fvalue);
}
}
else
{
if (fvalue == null)
{
stream.WriteBool(false);
}
else
{
stream.WriteBool(true);
var customTypeIndex = fdata.CustomTypeIndex;
var customTypeInfo = dataInfo.CustomDataTypeInfo[customTypeIndex];
if (fdata.IsArray)
{
var array = fvalue as Array;
stream.WriteInt32(array.Length);
if (array.Length != 0)
{
for (var j = 0; j < array.Length; j++)
{
WriteData(stream, array.GetValue(j), fdata.ElementType, customTypeInfo);
}
}
}
else
{
if (customTypeInfo == null)
{
throw new Exception("Custom datatype info missing");
}
//write value
WriteData(stream, fvalue, fvalue.GetType(), customTypeInfo);
}
}
}
}
}
private static void WriteData <T>(Stream stream, T t, SerializeTypeInfo dataInfo)
{
WriteData(stream, t, typeof(T), dataInfo);
}
private static object ReadData(Type type, Stream stream, SerializeTypeInfo dataInfo)
{
bool objNotNull = stream.ReadBool();
if (!objNotNull)
{
return(null);
}
var fieldInfo = SerializeTypeInfo.GetFieldInfos(type);
object t = Activator.CreateInstance(type);
var finfo = dataInfo.FieldData;
for (var i = 0; i < finfo.Count; i++)
{
var fdata = finfo[i];
if (fdata.IsPrimitive)
{
if (fdata.IsArray)
{
bool notNull = stream.ReadBool();
if (notNull == false)
{
fieldInfo[i].SetValue(t, null);
}
else
{
var length = stream.ReadUInt32();
var ary = ReadPrimitiveDataArray(stream, fdata.TypeEnum, (int)length);
fieldInfo[i].SetValue(t, ary);
}
}
else
{
var val = ReadPrimitiveData(stream, fdata.TypeEnum);
fieldInfo[i].SetValue(t, val);
}
}
else
{
var notNull = stream.ReadBool();
if (notNull)
{
var customTypeIndex = fdata.CustomTypeIndex;
var customTypeInfo = dataInfo.CustomDataTypeInfo[customTypeIndex];
if (fdata.IsArray)
{
var arylength = stream.ReadInt32();
var array = Array.CreateInstance(fdata.ElementType, arylength);
if (arylength == 0)
{
fieldInfo[i].SetValue(t, array);
}
else
{
for (var j = 0; j < arylength; j++)
{
var obj = ReadData(fdata.ElementType, stream, customTypeInfo);
array.SetValue(obj, j);
}
fieldInfo[i].SetValue(t, array);
}
}
else
{
if (customTypeInfo == null)
{
throw new Exception("Custom datatype info missing");
}
var eobj = ReadData(fdata.FieldType, stream, customTypeInfo);
fieldInfo[i].SetValue(t, eobj);
}
}
else
{
fieldInfo[i].SetValue(t, null);
}
}
}
return(t);
}
private static T ReadData <T>(Stream stream, SerializeTypeInfo dataInfo)
{
return((T)ReadData(typeof(T), stream, dataInfo));
}
