static private void QueryEachQueryable(Query query, QueryResult result)
{
// The extra pair of calls to WorkerStart/WorkerFinished ensures:
// (1) that the QueryResult will fire the StartedEvent
// and FinishedEvent, even if no queryable accepts the
// query.
// (2) that the FinishedEvent will only get called when all of the
// backends have had time to finish.
object dummy_worker = new object();
if (!result.WorkerStart(dummy_worker))
{
return;
}
try {
iqueryable_lock.AcquireReaderLock(System.Threading.Timeout.Infinite);
foreach (Queryable queryable in Queryables)
{
DoOneQuery(queryable, query, result, null);
}
} finally {
iqueryable_lock.ReleaseReaderLock();
}
result.WorkerFinished(dummy_worker);
}
public void Start()
{
try {
worker.DoWork();
} catch (Exception e) {
Logger.Log.Error(e, "QueryWorker '{0}' threw an exception", worker);
}
try {
result.WorkerFinished(worker);
} catch (Exception e) {
Logger.Log.Error("QueryResult threw an exception while calling WorkerFinished for '{0}'",
worker);
}
}
static private void QueryEachQueryable (Query query, QueryResult result)
{
// The extra pair of calls to WorkerStart/WorkerFinished ensures:
// (1) that the QueryResult will fire the StartedEvent
// and FinishedEvent, even if no queryable accepts the
// query.
// (2) that the FinishedEvent will only get called when all of the
// backends have had time to finish.
object dummy_worker = new object ();
if (! result.WorkerStart (dummy_worker))
return;
try {
iqueryable_lock.AcquireReaderLock (System.Threading.Timeout.Infinite);
foreach (Queryable queryable in Queryables)
DoOneQuery (queryable, query, result, null);
} finally {
iqueryable_lock.ReleaseReaderLock ();
}
result.WorkerFinished (dummy_worker);
}