所以msgpack-c为我提供了objects as arrays。假设我序列化了一个C++消息,如下所示:
template <class T>
struct Message {
std::vector<T> data;
std::vector<int> shape;
MSGPACK_DEFINE(data, shape);
};
有了T == double
。
如果在C++中反序列化为json,它将拥有像[[1.23,3.01,44.02,33],[2,2]]
这样的内部结构。
现在我想在C# with MessagePack-CSharp中对其进行反序列化。如果尝试将其转换为json字符串,则会得到一个空字符串
var msg = MessagePackSerializer.Deserialize<List<List<double>>>(e.RawData);
我得到了
System.InvalidOperationException:代码无效。code:0格式:MessagePack/MessagePackBinary.cs中MessagePack.Decoders.InvalidArrayHeader.Read (System.Byte[] bytes,Int32 offset,System.Int32& readSize) 0x0001b处的正修复:3543
当我尝试的时候也会发生同样的事情:
[MessagePackObject]
public class Msg {
[Key(0)]
public List<double> data;
[Key(1)]
public List<int> shape;
}
那么如何在C# MessagePack-CSharp中反序列化[[doubles], [ints]]
数组呢?
发布于 2018-08-11 06:02:21
[MessagePackObject]
public class Msg
{
[Key(0)]
public List<double> data;
[Key(1)]
public List<int> shape;
}
static class Program
{
static void Main(string[] args)
{
var bytes = MessagePackSerializer.Serialize(new Msg()
{
data = new List<double> { 1.23, 3.01, 44.02, 33 },
shape = new List<int>() { 2, 2 }
});
var msg = MessagePackSerializer.Deserialize<Msg>(bytes);
Console.WriteLine(MessagePackSerializer.ToJson(msg));
}
}
应该做工作并产生输出[1.23,3.01,44.02,33,2,2]
https://stackoverflow.com/questions/51790828
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