paramLock := sync.Mutex{}
	observeParam := func(p runtime.Object) {
		paramLock.Lock()
		defer paramLock.Unlock()
		matchedParams = append(matchedParams, p)
	}
	getAndResetObservedParams := func() []runtime.Object {
		paramLock.Lock()
		defer paramLock.Unlock()
		oldParams := matchedParams
		matchedParams = nil
		return oldParams
	}