public async static void ReadCallback(IAsyncResult ar)
{
String content = String.Empty;
// Retrieve the state object and the handler socket
// from the asynchronous state object.
StateObject state = (StateObject)ar.AsyncState;
Socket handler = state.workSocket;
// Read data from the client socket.
int bytesRead = handler.EndReceive(ar);
//Console.WriteLine("AsyncEngine@ReadCallback | readed bytes {0}", bytesRead);
// catch every exception on server and send 500 if exception occured
try {
if (bytesRead > 0)
{
// There might be more data, so store the data received so far.
state.sb.Append(Encoding.ASCII.GetString(
state.buffer, 0, bytesRead));
// Check for end-of-file tag. If it is not there, read
// more data.
content = state.sb.ToString();
//Console.WriteLine("Content | {0}", content);
// if readed bytes >= BUFFER_SIZE -> read more bytes
if (bytesRead != 1024)
{
// All the data has been read from the
// client. Display it on the console.
logger.info("AsyncEngine@ReadCallback | Read {0} bytes from socket",
content.Length);
logger.info("AsyncEngine@ReadCallback | Raw Request \n{0}", content);
IgniteRequest request = requestParser.Parse(content);
IgniteResponseStatus status = IgniteRequestValidatorService.validate(request);
if (status.getCode() != HttpStatus.OK)
{
logger.warn("AsyncEngine@ReadCallback | request not valid {0}:{1}", status.getCode(), status.getMessage());
IgniteResponse failedResponse = IgniteResponseFactory.getInstance(status);
String rawResponse = responseParser.stringify(failedResponse);
logger.info("\n\nAsyncEngine@ReadCallback | raw response \n {0}", rawResponse);
Send(handler, rawResponse);
}
else
{
//Console.WriteLine("AsyncEngine@ReadCallback | request valid");
//Console.WriteLine("AsyncEngine@ReadCallback | Parsed request {0}", request);
Proccessor proccessor = ProccessorFactory.getInstance();
IgniteResponse response = await proccessor.proccess(request);
String rawResponse = responseParser.stringify(response);
logger.info("AsyncEngine@ReadCallback | raw response \n{0}", rawResponse);
Send(handler, rawResponse);
}
}
else
{
// Not all data received. Get more.
handler.BeginReceive(state.buffer, 0, StateObject.BufferSize, 0,
new AsyncCallback(ReadCallback), state);
}
}
} catch (Exception e) {
logger.error("AsyncEngine@ReadCallback | Server erorr occured {0}", e);
IgniteResponse failedResponse = IgniteResponseFactory.getInstance(new IgniteResponseStatus(HttpStatus.SERVER_ERROR, HttpStatus.SERVER_ERROR_MESSAGE));
String rawResponse = responseParser.stringify(failedResponse);
logger.info("AsyncEngine@ReadCallback | raw response \n", rawResponse);
Send(handler, rawResponse);
}
}
