private async Task <string> ReadCommandAsync(CancellationToken cancellationToken)
{
string command = await _reader.ReadLineAsync(cancellationToken);
if (command != string.Empty && !StompCommands.IsServerCommand(command))
{
throw new InvalidDataException(string.Format("'{0}' is not a valid STOMP server command.", command));
}
return(command);
}
public static Frame CreateFromMessage(String message)
{
string[] lines = message.Split('\n');
StompCommands command = (StompCommands)Enum.Parse(typeof(StompCommands), lines[0]);
Dictionary <string, string> headers = new Dictionary <string, string> ();
int bodyLineCount = 1;
bool hasBody = false;
for (int i = 1; i < lines.Length; i++)
{
if (String.IsNullOrEmpty(lines[i])) // blank line separates headers from body
{
bodyLineCount++; // the next line after the empty one is the body.
hasBody = true;
break;
}
string[] header = lines[i].Split(':');
headers.Add(header [0].Trim(), header [1].Trim());
bodyLineCount++;
}
String body = null;
if (hasBody) //body is not obligatory for every frame type
{
string[] bodyAsArray = new string[lines.Length - bodyLineCount]; //body can be multiline
Array.Copy(lines, bodyLineCount, bodyAsArray, 0, lines.Length - bodyLineCount);
body = string.Join("\n", bodyAsArray);
}
switch (command)
{
case StompCommands.MESSAGE:
return(new MessageFrame(body, headers));
case StompCommands.ERROR:
return(new ErrorFrame(body, headers));
case StompCommands.RECEIPT:
return(new ReceiptFrame(body, headers));
case StompCommands.CONNECTED:
return(new ConnectedFrame(body, headers));
}
return(null);
}
public Frame(StompCommands frameCommand, string body, Dictionary <string, string> headers = null)
{
this.Command = frameCommand;
this.Body = body;
if (headers == null)
{
this.Headers = new Dictionary <string, string>();
}
else
{
this.Headers = headers;
}
this.validate();
}
