我想编写一个 C# 客户端通过 protobuf-net 将字符串发送到 TCP 服务器(已实现)。但是,当我尝试使用 protobuf-net 序列化字符串时,我得到了 TypeInitializerException
“'Singleton' 的类型初始化程序引发了异常。”
这是代码:
public static void TelnetConnect(string host, int port) {
...
Message msg = new Message("This is a test.");
byte[] sentbytes = msg.Serialize();
...
}
[ProtoContract]
public abstract class MessageI {
public byte[] Serialize() {
byte[] result;
using (var stream = new MemoryStream()) {
Serializer.Serialize(stream, this); //THIS LINE THROWS EXCEPTION
result = stream.ToArray();
}
return result;
}
}
[ProtoContract]
public class Message : MessageI {
[ProtoMember(1)]
public string str { get; set; }
public Message(string s) {
this.str = s;
}
}
我尝试了该站点和其他站点建议的多种方法,但均未成功。我在 Visual Studio 2010 上使用 C#。
谢谢,非常感谢您的帮助。
更新:堆栈跟踪是:
at ProtoBuf.Meta.RuntimeTypeModel.get_Default()
at ProtoBuf.Serializer.Serialize[T](Stream destination, T instance)
at PingNorbertServer.MessageI.Serialize() in C:\Users\RS88517\Documents\Visual Studio 2010\Projects\PingNorbertServer\PingNorbertServer\NorbertClient.cs:line 37
at PingNorbertServer.NorbertClient.TelnetConnect(String host, Int32 port) in C:\Users\RS88517\Documents\Visual Studio 2010\Projects\PingNorbertServer\PingNorbertServer\NorbertClient.cs:line 23
at PingNorbertServer.NorbertClient.Main(String[] args) in C:\Users\RS88517\Documents\Visual Studio 2010\Projects\PingNorbertServer\PingNorbertServer\NorbertClient.cs:line 14
at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args)
at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean ignoreSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
最佳答案
我无法重现错误;您的代码,直接复制,工作正常:
static void Main()
{
var data = new Message("abc").Serialize();
}
但是,要尝试提供帮助:
catch
Exception
,然后查看 .InnerException
.大多数异常(exception)情况都有更多信息;例如:try {
// HERE: the code that errors
} catch(Exception ex) {
while(ex != null) {
Console.Error.WriteLine(ex.Message);
ex = ex.InnerException;
}
throw;
}
[ProtoInclude(1, typeof(Message))]
private Message() {}
或告诉它完全跳过构造函数:
[ProtoContract(SkipConstructor = true)]
但是:在不知道异常消息是什么的情况下,很难进一步推测。
关于c# - 使用 protobuf-net 序列化 C# 字符串时出错,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/21469868/