Cron Job in Storm

Posted on 2018-4-16 in Code • Tagged with java, stormLeave a comment

Add a cron job in Storm is super easy, only need two steps.

1.Overwrite getComponentConfiguration() method of IComponent interface.

public Map<String, Object> getComponentConfiguration() {
    Config conf = new Config();
    // For example, work in every 60 seconds.
    conf.put(Config.TOPOLOGY_TICK_TUPLE_FREQ_SECS, 60);
    return conf;

2.Check whether a tuple is …

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