return null
      } else if (methodName == "protocols" && callArgs.isEmpty()) {
        return protocols // Client advertises these protocols.
      } else if ((methodName == "selectProtocol" || methodName == "select") &&
        String::class.java == returnType &&
        callArgs.size == 1 &&
        callArgs[0] is List<*>
      ) {
        val peerProtocols = callArgs[0] as List<*>

	if res.ttl != noEvictionTTL {
		go func(done <-chan struct{}) {
			ticker := time.NewTicker(res.ttl / numBuckets)
			defer ticker.Stop()
			for {
				select {
				case <-done:
					return
				case <-ticker.C:
					res.deleteExpired()
				}
			}
		}(res.done)
	}
	return &res
}

// Purge clears the cache completely.

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<ElevateWordCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<PathMappingCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<UserCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

	r := rand.New(rand.NewSource(time.Now().UnixNano()))

	retryCtx, cancel := context.WithTimeout(ctx, timeout)
	defer cancel()

	for {
		select {
		case <-retryCtx.Done():
			// Caller context canceled or we timedout,
			// return false anyways for both situations.
			return false
		default:
			if lm.lock(id, source, isWriteLock) {
				return true

        return result;
    }

    // ===================================================================================
    //                                                                              Select
    //                                                                              ======
    public int selectCount(CBCall<FileAuthenticationCB> cbLambda) {
        return facadeSelectCount(createCB(cbLambda));
    }

     * AggregateFutureStateFallbackAtomicHelperTest, as discussed in a comment in
     * AggregateFutureState.
     *
     * Here, we check that we're able to force AbstractFutureState to select SynchronizedHelper, and
     * below, we actually run the AbstractFutureTest methods under that scenario.
     */
    checkHelperVersion(NO_ATOMIC_REFERENCE_FIELD_UPDATER, "SynchronizedHelper");

func (r *metacacheReader) readAll(ctx context.Context, dst chan<- metaCacheEntry) error {
	r.checkInit()
	if r.err != nil {
		return r.err
	}
	defer xioutil.SafeClose(dst)
	if r.current.name != "" {
		select {
		case <-ctx.Done():
			r.err = ctx.Err()
			return ctx.Err()
		case dst <- r.current:
		}
		r.current.name = ""
		r.current.metadata = nil
	}
	for {
		if more, err := r.mr.ReadBool(); !more {

	lkTimer := time.NewTimer(lockMaintenanceInterval)
	// Stop the timer upon returning.
	defer lkTimer.Stop()

	for {
		// Verifies every minute for locks held more than 2 minutes.
		select {
		case <-ctx.Done():
			return
		case <-lkTimer.C:
			globalLockServer.expireOldLocks(lockValidityDuration)

			// Reset the timer for next cycle.
			lkTimer.Reset(lockMaintenanceInterval)
		}
	}