Examples of us.codecraft.webmagic.scheduler.Scheduler.poll()

Class us.codecraft.webmagic.scheduler.Scheduler

Examples of us.codecraft.webmagic.scheduler.Scheduler.poll()

us.codecraft.webmagic.scheduler.Scheduler.poll()
get an url to crawl @param task the task of spider @return the url to crawl

        checkIfRunning();
        Scheduler oldScheduler = this.scheduler;
        this.scheduler = scheduler;
        if (oldScheduler != null) {
            Request request;
            while ((request = oldScheduler.poll(this)) != null) {
                this.scheduler.push(request, this);
            }
        }
        return this;
    }

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