static object ReadGeneric <TKey, TValue>(IBinarySerializerForHandle serializer, BinaryReader reader)
{
int count = reader.ReadInt32();
Dictionary <TKey, TValue> obj = new Dictionary <TKey, TValue>(count);
serializer.InternalAddReadObjToCacheList(obj);
for (int i = 0; i < count; ++i)
{
TKey key = (TKey)serializer.InternalRead(reader, typeof(TKey));
TValue value = (TValue)serializer.InternalRead(reader, typeof(TValue));
obj.Add(key, value);
}
return(obj);
}
static object ReadGeneric <T>(IBinarySerializerForHandle serializer, BinaryReader reader)
{
int count = reader.ReadInt32();
List <T> obj = new List <T>(count);
serializer.InternalAddReadObjToCacheList(obj);
for (int i = 0; i < count; ++i)
{
obj.Add((T)serializer.InternalRead(reader, typeof(T)));
}
return(obj);
}
public override object Read(IBinarySerializerForHandle serializer, BinaryReader reader, Type type)
{
int rank = type.GetArrayRank();
var element_type = type.GetElementType();
int[] lengths = new int[rank];
int[] lowerBounds = new int[rank];
int[] uperBounds = new int[rank];
int[] idxs = new int[rank];// for read will use
bool is_empty = false;
for (int i = 0; i < rank; ++i)
{
lengths[i] = reader.ReadInt32();
lowerBounds[i] = reader.ReadInt32();
uperBounds[i] = lengths[i] - 1 + lowerBounds[i];
idxs[i] = lowerBounds[i];
is_empty = is_empty || (lengths[i] == 0);
}
var arr = Array.CreateInstance(element_type, lengths, lowerBounds);
serializer.InternalAddReadObjToCacheList(arr);
if (is_empty)
{
return(arr);// why c# allow `new int[0,0]`
}
for (; ;)
{
var val = serializer.InternalRead(reader, element_type);
arr.SetValue(val, idxs);
// next
int dim = rank - 1;
for (; dim >= 0; --dim)
{
if (idxs[dim] < uperBounds[dim])
{
break;
}
}
if (dim == -1)
{
break; // loop end
}
idxs[dim]++;
for (dim++; dim < rank; ++dim)
{
idxs[dim] = lowerBounds[dim];
}
}
return(arr);
}
public override object Read(IBinarySerializerForHandle serializer, BinaryReader reader, Type type)
{
var fields = serializer.GetClassFieldInfos(type);
object obj = FormatterServices.GetUninitializedObject(type);
if (type.IsValueType == false)
{
serializer.InternalAddReadObjToCacheList(obj);
}
foreach (var field in fields)
{
var val = serializer.InternalRead(reader, field.FieldType);
field.SetValue(obj, val);
}
return(obj);
}
public override object Read(IBinarySerializerForHandle serializer, BinaryReader reader, Type type)
{
object obj = serializer.InternalRead(reader, Enum.GetUnderlyingType(type));
return(obj);// Enum里没有好的方法转换类型，发现可以直接=
}
