public void run(string host, int port, bool use_dt_tag)
{
TcpClient client = new TcpClient(host, port);
Tagging tagging = MultiAppDotNet.getTagging();
long a = random.Next();
long b = random.Next();
BigEndianReaderWriter rw = new BigEndianReaderWriter(client.GetStream());
// Either use dynaTrace tags or "custom tags" (passive tagging) for linking remote calls
if (use_dt_tag)
{
// get the current dynaTrace tag and transmit it to the server
byte[] tag = tagging.getTag();
rw.WriteByte((byte)tag.Length);
rw.WriteBytes(tag);
// insert a synchronous link node
tagging.linkClientPurePath(false);
}
else
{
// when using "custom tagging" we're using the data itself as "custom tag"
CustomTag customTag = tagging.createCustomTag(MultiAppDotNet.getCustomTagFromData(a, b));
// write a 0 byte, indicating that *no* tag is being sent
rw.WriteByte((byte)0);
// insert a synchronous link node using our specific customTag
tagging.linkClientPurePath(false, customTag);
}
// send "payload"
rw.WriteInt64(a);
rw.WriteInt64(b);
// read response from server
long r = rw.ReadInt64();
Console.WriteLine(a + "*" + b + "=" + r);
client.Close();
}
public void run(int port)
{
TcpListener listen = new TcpListener(port);
listen.Start();
Console.WriteLine("server awaiting connections...");
while (true)
{
TcpClient client = listen.AcceptTcpClient();
Tagging tagging = MultiAppDotNet.getTagging();
Console.WriteLine("accepted client");
BigEndianReaderWriter rw = new BigEndianReaderWriter(client.GetStream());
// read the dynaTrace tag (if present) and set it
byte length = rw.ReadByte();
// if length != 0, the message contains a dynaTrace tag
if (length != 0)
{
byte[] tag = rw.ReadBytes(length);
tagging.setTag(tag);
}
// reading "payload"
long a = rw.ReadInt64();
long b = rw.ReadInt64();
// no dynaTrace tag was sent => we assume that the data itself were used as "custom tag"
if (length == 0)
{
byte[] customTag = MultiAppDotNet.getCustomTagFromData(a, b);
tagging.setCustomTag(customTag);
}
// start server-side PurePath
tagging.startServerPurePath();
long r = multiply(a, b);
Console.WriteLine(a + "*" + b + "=" + r);
rw.WriteInt64(r);
// end server-side PurePath
MultiAppDotNet.getTagging().endServerPurePath();
client.Close();
}
}