public static NumberField DecodingLong(Stream stream)
{
var begin = stream.ReadByte();
if (begin != _startInt)
{
throw new Exception("整数开始字节错误");
}
int lengthNeedRead = 0;
while (true)
{
var b = stream.ReadByte();
if (b == _end)
{
break;
}
lengthNeedRead++;
}
stream.Position = stream.Position - lengthNeedRead - 1;
byte[] intBuf = new byte[lengthNeedRead];
stream.EnsureRead(intBuf, 0, lengthNeedRead);
stream.ReadByte();
var longStr = Encoding.UTF8.GetString(intBuf);
if (!long.TryParse(longStr, out long intVal))
{
throw new Exception("整数内容的格式错误");
}
return(NumberField.Create(intVal));
}
