public LBMXSP onTransportMapping(LBMContext context, LBMNewTransportInfo newTransportInfo, Object cbArg)
{
printNewTransport(newTransportInfo);
System.Console.Out.WriteLine("Applying 'round_robin' mapping.");
LBMRoundRobinXSPEntry entry = xspEntries[counter];
if (entry.xsp == null)
{
System.Console.Out.WriteLine("Creating and using a new XSP at index: " + counter);
createXSP(context, entry);
}
else
{
System.Console.Out.WriteLine("Using XSP at index: " + counter);
}
counter++;
if (counter >= round_robin)
{
counter = 0;
}
return(entry.xsp);
}
private static void createXSP(LBMContext ctx, LBMRoundRobinXSPEntry entry)
{
ThreadStart disp = delegate
{
while (entry.running)
{
entry.xsp.processEvents(500);
}
};
LBMXSPAttributes xattr = new LBMXSPAttributes();
xattr.setValue("operational_mode", sequential_xsps ? "sequential" : "embedded");
xattr.setZeroTransportsCallback(new LBMZeroTransportsCallback(onZeroTransports), entry);
LBMContextAttributes cattr = new LBMContextAttributes();
entry.xsp = new LBMXSP(ctx, cattr, xattr);
if (sequential_xsps)
{
entry.running = true;
entry.dispatchThread = new Thread(disp);
entry.dispatchThread.Start();
}
}
public LBMRoundRobinXSPMappingHandler()
{
counter = 0;
xspEntries = new LBMRoundRobinXSPEntry[round_robin];
for (int i = 0; i < round_robin; i++)
{
xspEntries[i] = new LBMRoundRobinXSPEntry(i);
}
}
private static void deleteXSP(LBMRoundRobinXSPEntry entry)
{
System.Console.Out.WriteLine("Deleting XSP at index: " + entry.index);
if (sequential_xsps)
{
entry.running = false;
entry.xsp.unblockProcessEvents();
entry.dispatchThread.Join();
entry.dispatchThread = null;
}
entry.xsp.close();
entry.xsp = null;
}
public static int onZeroTransports(LBMXSP xsp, Object cbArg)
{
LBMRoundRobinXSPEntry entry = (LBMRoundRobinXSPEntry)cbArg;
System.Console.Out.WriteLine("The number of transports has dropped to zero on the XSP at index: " + entry.index);
if (defer_xsp_deletion)
{
/* since we're deferring the deletion of the XSP, we don't have to do anything here */
}
else
{
deleteXSP(entry);
}
return(0);
}
