public static void SetSocketOption(SocketBase s, ZmqSocketOptions option, Object optval)
{
if (s == null || !s.CheckTag())
{
throw new InvalidOperationException();
}
s.SetSocketOption(option, optval);
}
public bool Monitor(String addr, SocketEvent events)
{
bool rc;
if (m_ctxTerminated)
{
ZError.ErrorNumber = (ErrorNumber.ETERM);
return false;
}
// Support deregistering monitoring endpoints as well
if (addr == null)
{
StopMonitor();
return true;
}
// Parse addr_ string.
Uri uri;
try
{
uri = new Uri(addr);
}
catch (UriFormatException ex)
{
ZError.ErrorNumber = (ErrorNumber.EINVAL);
throw new ArgumentException(addr, ex);
}
String protocol = uri.Scheme;
String address = uri.Authority;
String path = uri.AbsolutePath;
if (string.IsNullOrEmpty(address))
address = path;
CheckProtocol(protocol);
// Event notification only supported over inproc://
if (!protocol.Equals("inproc"))
{
ZError.ErrorNumber = (ErrorNumber.EPROTONOSUPPORT);
return false;
}
// Register events to monitor
m_monitorEvents = events;
m_monitorSocket = Ctx.CreateSocket(ZmqSocketType.Pair);
if (m_monitorSocket == null)
return false;
// Never block context termination on pending event messages
int linger = 0;
rc = m_monitorSocket.SetSocketOption(ZmqSocketOptions.Linger, linger);
if (!rc)
StopMonitor();
// Spawn the monitor socket endpoint
rc = m_monitorSocket.Bind(addr);
if (!rc)
StopMonitor();
return rc;
}
