private static Results MatchMultiProcessor(string userAgent, SegmentHandler handler)
{
// Provide an object to signal when the request has completed.
AutoResetEvent waiter = new AutoResetEvent(false);
// Create the request.
Request request = new Request(userAgent, handler, waiter);
if (request.Count > 0)
{
// For each thread add this to the queue.
for (int i = 0; i < Environment.ProcessorCount; i++)
ThreadPool.QueueUserWorkItem(ServiceRequest, request);
// Wait until a signal is received. Keeping coming back to
// this thread so that a request to close the request
// can be processed.
while (waiter.WaitOne(1, false) == false)
{
// Do nothing
}
;
}
// Return the results.
return request.Results;
}
private static Results MatchSingleProcessor(string userAgent, SegmentHandler handler)
{
// Create a segment matcher request.
Request request = new Request(userAgent, handler);
// Process the request.
ServiceRequest(request);
// Return the results.
return request.Results;
}
internal static Results Match(string userAgent,
SegmentHandler handler)
{
if (handler.UserAgents.Count > 0)
{
if (Environment.ProcessorCount > 1 &&
Detection.Constants.ForceSingleProcessor == false)
{
return MatchMultiProcessor(userAgent, handler);
}
else
{
return MatchSingleProcessor(userAgent, handler);
}
}
return null;
}
internal Request(string userAgent, SegmentHandler handler, AutoResetEvent completeEvent)
: base(userAgent, handler, completeEvent)
{
_target = Handler.CreateSegments(userAgent);
_results = new Results();
}
internal Request(string userAgent, SegmentHandler handler)
: base(userAgent, handler)
{
_target = Handler.CreateSegments(userAgent);
_results = new Results();
}