}
            } else if (crawlerContext.getMaxDepth() < 0 || urlQueue.getDepth() <= crawlerContext.getMaxDepth()) {
                if (logger.isDebugEnabled()) {
                    logger.debug("Canceled urlQueue: {}", urlQueue);
                }
                // cancel crawling
                crawlerContext.decrementAndGetAccessCount();
                final List<UrlQueue<?>> newUrlQueueList = new ArrayList<>();

pkg context, type Context interface, Done() <-chan struct
pkg context, type Context interface, Err() error
pkg context, type Context interface, Value(interface{}) interface{}
pkg context, var Canceled error
pkg context, var DeadlineExceeded error
pkg crypto/tls, const RenegotiateFreelyAsClient = 2
pkg crypto/tls, const RenegotiateFreelyAsClient RenegotiationSupport
pkg crypto/tls, const RenegotiateNever = 0