public void writes_the_whole_message_to_the_given_buffer_starting_at_the_correct_offset()
{
var message = new FIXMessage();
var logon = "8=FIX.4.2|9=70|35=A|34=1|52=20170607-12:17:52.355|49=DAEV|56=TARGET|98=0|108=5|141=Y|10=231|".Replace("|", "\u0001");
var bytes = logon.AsBytes();
var target = new byte[100];
message
.Parse(bytes, 0, bytes.Length)
.WriteTo(target, 3);
var result = System.Text.Encoding.ASCII.GetString(target);
result.Should().Be("\0\0\0" + logon + "\0\0\0\0\0");
}
public FIXMessage small() => Message.Parse(Heartbeat, 0, Heartbeat.Length);
/// <summary>
/// Function to process data off the tcp stream - called from the worker thread
/// </summary>
public void ReadStream()
{
try
{
MESSAGEFIX3Lib.FIXMessage msg = new FIXMessage();
char[] message = new char[1024];
while (m_bContinue)
{
int nSize = m_StreamIn.ReadBlock(message, 0, 1024);
if (nSize <= 0)
continue;
#if DEBUG
System.Diagnostics.Trace.WriteLine("In Buffer" + nSize);
#endif
m_sTCPBuffer.Append(message, 0, nSize);
#if DEBUG
System.Diagnostics.Trace.WriteLine(m_sTCPBuffer.ToString());
#endif
bool bContinue = true;
while(bContinue)
{
string sData = m_sTCPBuffer.ToString();
int nheader = sData.IndexOf("8=");
int nTail = sData.IndexOf("10=");
if (nTail <= 0)
{
bContinue = false;
continue;
}
int nEnd = sData.IndexOf("!", nTail);
int nEnd1 = sData.IndexOf("8=", nTail);
if (nEnd1 == -1)
{
bContinue = false;
}
else
{
sData = sData.Substring(nheader, nEnd1 - nheader);
#if DEBUG
System.Diagnostics.Trace.WriteLine("Buffer Current" + m_sTCPBuffer.Length);
#endif
m_sTCPBuffer.Remove(0, nEnd1);
#if DEBUG
System.Diagnostics.Trace.WriteLine("Buffer Data Remainder" + m_sTCPBuffer.Length);
#endif
//find the specific string
string sTemp = string.Empty;
//parse fix messagge
bool bSuccess = msg.Parse(sData, m_sDelimiter, false);
if (bSuccess)
{
if (DataEvent != null)
{
DataEvent(this, new FIXMessageEventArgs(msg));
}
}
else
{
//Failed to parse data
#if DEBUG
System.Diagnostics.Trace.WriteLine("Parse Error = " + sTemp);
#endif
}
//clear the object
msg.Clear();
}
}
}
}
catch (Exception e)
{
//Log - raise an event
if (DisconnectEvent != null)
DisconnectEvent(new ErrorEventArgs(e));
}
}
