@Override
public void interfaceRemoved(Query operation, DOFObjectID objectID, DOFInterfaceID interfaceID) {
if (!objectID.equals(providerId) || !interfaceID.equals(HubRequestInterface.IID)) return;
log.trace("Hub Request Provider Removed {}:{}", objectID, interfaceID);
// requestProvided.set(false);
GracePeriodExpiredTask gracePeriodExpiredTask = new GracePeriodExpiredTask(this);
synchronized (this) {
if (gracePeriodFuture != null) {
gracePeriodFuture.cancel(true);
gracePeriodFuture = null;
}
gracePeriodExpiredFuture =
hubProvideFactory.timerExecutor.schedule(
gracePeriodExpiredTask, requestorGracePeriodMinutes.get(), TimeUnit.MINUTES);
if (provider != null) provider.requestProvideStopped(-1);
}
}
/**
* ************************************************************************
* DOFSystem.QueryOperationListener implementation
* ************************************************************************
*/
@Override
public void interfaceAdded(Query operation, DOFObjectID objectId, DOFInterfaceID interfaceId) {
if (!objectId.equals(providerId) || !interfaceId.equals(HubRequestInterface.IID)) return;
// if (gracePeriodExpired.get())
// return;
// requestProvided.set(true);
log.trace("Hub Request Provider Added {}:{}", objectId, interfaceId);
synchronized (this) {
if (gracePeriodExpiredFuture != null) {
gracePeriodExpiredFuture.cancel(true);
gracePeriodExpiredFuture = null;
provider.requestProvideStarted();
}
if (provider != null) return; // existing state is fine, we are done here.
// first time, or first time after a hubProvideFactory.remove(monitor)
gracePeriodFuture =
hubProvideFactory.executor.submit(new GetGracePeriodTask(this, objectId, interfaceId));
}
}
