protected virtual void ReceiveMessage(MessageEnumerator enumerator, TimeSpan timeout, Action <Func <Message> > receiveAction)
{
receiveAction(() => enumerator.RemoveCurrent(timeout, MessageQueueTransactionType.None));
// ADK - End Server PurePath Here
DynaTraceADKFactory.initialize();
Tagging adk = DynaTraceADKFactory.createTagging();
adk.endServerPurePath();
}
public static void Main(string[] args)
{
// initialize the dynaTrace ADK
DynaTraceADKFactory.initialize();
// get an instance of the Tagging ADK
tagging = DynaTraceADKFactory.createTagging();
Char c = '0';
while (c != 'q')
{
Console.WriteLine("Available Options:");
Console.WriteLine(" 1 ... start server");
Console.WriteLine(" 2 ... do remote call (by dynaTrace tags)");
Console.WriteLine(" 3 ... do remote call (by custom tagging)");
Console.WriteLine(" q ... quit");
String s = Console.ReadLine();
if (s.Length < 1)
{
continue;
}
c = s[0];
try {
switch (c)
{
case '1': new Server().run(PORT); break;
case '2': new Client().run(HOST, PORT, true); break;
case '3': new Client().run(HOST, PORT, false); break;
case 'q': break;
}
} catch (Exception e) {
Console.WriteLine("exception: " + e.Message);
}
}
// uninitialize the dynaTrace ADK
DynaTraceADKFactory.uninitialize();
}
protected virtual bool EnumerateQueue(Func <Message, Action <Message> > receiver, TimeSpan timeout)
{
if (_disposed)
{
throw NewDisposedException();
}
bool received = false;
using (MessageEnumerator enumerator = _queue.GetMessageEnumerator2())
{
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Enumerating endpoint: {0} ({1}ms)", Address, timeout);
}
// ADK - Add MessageReadPorpertyFilter to get Extension
_queue.MessageReadPropertyFilter.Extension = true;
while (enumerator.MoveNext(timeout))
{
Message current = enumerator.Current;
if (current == null)
{
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Current message was null while enumerating endpoint");
}
continue;
}
// ADK - Get tag here
DynaTraceADKFactory.initialize();
var adk = DynaTraceADKFactory.createTagging();
// Get the tag from current.Extension
byte[] data = current.Extension;
const int magicInt = 395394190;
const int tracetagSize = 1 /* Version */ + 1 /* Size */ + 4 /* ServerId */ + 4 * 6;
const int traceTagLength = tracetagSize + 4;
if (data.Length >= traceTagLength)
{
var offset = data.Length - traceTagLength;
var tagOffset = offset + tracetagSize;
var magic = data[tagOffset] << 24 | (data[tagOffset + 1] << 16) | (data[tagOffset + 2] << 8) | (data[tagOffset + 3]);
if (magic == magicInt)
{
byte[] original;
if (offset == 0)
{
// we do not set the extension to new byte[0] to prevent an aliasing bug in System.Messaging
original = new byte[1];
}
else
{
original = new byte[offset];
Array.Copy(data, original, offset);
}
current.Extension = original;
byte[] tag = new byte[traceTagLength];
Array.Copy(data, offset, tag, 0, traceTagLength);
adk.setTag(tag);
adk.startServerPurePath();
}
}
Action <Message> receive = receiver(current);
if (receive == null)
{
if (_log.IsDebugEnabled)
{
_log.DebugFormat("SKIP:{0}:{1}", Address, current.Id);
}
if (SpecialLoggers.Messages.IsInfoEnabled)
{
SpecialLoggers.Messages.InfoFormat("SKIP:{0}:{1}", Address, current.Id);
}
continue;
}
ReceiveMessage(enumerator, timeout, receiveCurrent =>
{
using (Message message = receiveCurrent())
{
if (message == null)
{
throw new TransportException(Address.Uri, "Unable to remove message from queue: " + current.Id);
}
if (message.Id != current.Id)
{
throw new TransportException(Address.Uri,
string.Format("Received message does not match current message: ({0} != {1})", message.Id, current.Id));
}
receive(message);
received = true;
}
});
}
}
return(received);
}
