/// <summary>
/// 解析数据包
/// </summary>
/// <param name="recvBuilder">接收到的历史数据</param>
/// <returns></returns>
public static DataEventArgs Parse(ByteBuilder recvBuilder)
{
long count = recvBuilder.Count;
long total = recvBuilder.GetInt32(0);
// 数据一定要大于等于固定长度 包长小于等于数据长度
if (recvBuilder.Count >= ConstLength && recvBuilder.GetInt32(0) <= recvBuilder.Count)
{
// 包长
int totalLength = recvBuilder.ReadInt32();
// cmdLength
int cmdLength = recvBuilder.ReadInt32();
int paramLength = recvBuilder.ReadInt32();
int idLength = recvBuilder.ReadInt32();
int errLength = recvBuilder.ReadInt32();
// 哈希值
int hashCode = recvBuilder.ReadInt32();
int taskId = recvBuilder.ReadInt32();
int statusCode = recvBuilder.ReadInt32();
int tryTimes = recvBuilder.ReadInt32();
int ipLength = recvBuilder.ReadInt32();
int pavalLength = recvBuilder.ReadInt32();
String cmd = Encoding.UTF8.GetString(recvBuilder.ReadRange(cmdLength), 0, cmdLength);
String param = Encoding.UTF8.GetString(recvBuilder.ReadRange(paramLength), 0, paramLength);
String id = Encoding.UTF8.GetString(recvBuilder.ReadRange(idLength), 0, idLength);
byte[] errBinary = new Binary(recvBuilder.ReadRange(errLength)).Buffer;
byte[] ipBinary = new Binary(recvBuilder.ReadRange(ipLength)).Buffer;
string ipAddress = string.Empty;
if (ipBinary.Length > 0)
{
ipAddress = Encoding.UTF8.GetString(ipBinary);
}
string lastError = string.Empty;
if (errBinary.Length > 0)
{
lastError = Encoding.UTF8.GetString(errBinary);
}
ArrayList Param = new ProtoSerializer().ToEntity <ArrayList>(Encoding.UTF8.GetString(recvBuilder.ReadRange(pavalLength)));
// 实体长
int entityLength = totalLength - ConstLength - cmdLength - paramLength - idLength - errLength - ipLength - pavalLength;
// 实体数据
Binary entityBinary = new Binary(recvBuilder.ReadRange(entityLength));
// 校验长
int checkLength = recvBuilder.ReadInt32();
// 检验数据
if (totalLength == checkLength)
{
// 返回数据事件包给发送者
return(new DataEventArgs()
{
Binary = entityBinary, Param = Param, LastError = lastError, RemoteIpAddress = ipAddress, TryTimes = tryTimes, StatusCode = (StatusCode)statusCode, TaskId = taskId, ActionCmd = cmd, CallHashCode = hashCode, ActionParam = param, HttpSessionId = id
});
}
else
{
Console.WriteLine("无效包 包转换失败 清除");
_log.Error("无效包 包转换失败 清除");
// 无效包 清除
recvBuilder.Clear();
return(new DataEventArgs()
{
Binary = null, LastError = "包转换失败", ActionCmd = CallActionCmd.Call.ToString(), StatusCode = StatusCode.Error, TaskId = 9999, CallHashCode = hashCode, ActionParam = param, HttpSessionId = id
});
}
}
else
{
Console.WriteLine("空包 网络丢失 清除");
_log.Error("空包 网络丢失 清除");
recvBuilder.Clear();
return(new DataEventArgs()
{
Binary = null, LastError = "网络丢失", StatusCode = StatusCode.Error, ActionCmd = CallActionCmd.Call.ToString()
});
}
}
/// <summary>
/// 转换为二进制数据
/// </summary>
/// <returns></returns>
public byte[] ToByteArray()
{
string param = new ProtoSerializer().ToString(Param);
int cmdLength = this.ActionCmd.Length;
int paramLength = Encoding.UTF8.GetByteCount(this.ActionParam);
int idLength = Encoding.UTF8.GetByteCount(HttpSessionId);
int errLength = Encoding.UTF8.GetByteCount(LastError);
//
int pavalLength = Encoding.UTF8.GetByteCount(param);
int ipLength = 0;
if (!string.IsNullOrEmpty(this.RemoteIpAddress))
{
ipLength = Encoding.UTF8.GetByteCount(RemoteIpAddress);
}
int capacity = ConstLength + cmdLength + paramLength + idLength + errLength + ipLength + pavalLength;
if (this.Binary != null && this.Binary.Buffer != null)
{
capacity = capacity + this.Binary.Buffer.Length; // +实体数据长
}
ByteBuilder builder = new ByteBuilder(capacity);
builder.Add(BitConverter.GetBytes(capacity));
builder.Add(BitConverter.GetBytes(cmdLength));
builder.Add(BitConverter.GetBytes(paramLength));
builder.Add(BitConverter.GetBytes(idLength));
builder.Add(BitConverter.GetBytes(errLength));
builder.Add(BitConverter.GetBytes(this.CallHashCode));
builder.Add(BitConverter.GetBytes(this.TaskId));
builder.Add(BitConverter.GetBytes((int)this.StatusCode));
builder.Add(BitConverter.GetBytes(this.TryTimes));
builder.Add(BitConverter.GetBytes(ipLength));
builder.Add(BitConverter.GetBytes(pavalLength));
builder.Add(Encoding.UTF8.GetBytes(this.ActionCmd));
builder.Add(Encoding.UTF8.GetBytes(this.ActionParam));
builder.Add(Encoding.UTF8.GetBytes(this.HttpSessionId));
if (!string.IsNullOrEmpty(RemoteIpAddress))
{
builder.Add(Encoding.UTF8.GetBytes(RemoteIpAddress));
}
if (!string.IsNullOrEmpty(LastError))
{
builder.Add(Encoding.UTF8.GetBytes(this.LastError));
}
builder.Add(Encoding.UTF8.GetBytes(param));
if (this.Binary != null)
{
builder.Add(this.Binary.Buffer);
}
builder.Add(BitConverter.GetBytes(capacity));
return(builder.GetBaseBuffer());
}
