Examples with FIELD_RANKING com.github.ashvina.heron.trending.TopTrendingTopology.FIELD_RANKING used on opensource projects

Example 1 with FIELD_RANKING

use of com.github.ashvina.heron.trending.TopTrendingTopology.FIELD_RANKING in project streaming-samples by ashvina.

the class TotalRanker method execute.

@Override
public void execute(Tuple tuple, BasicOutputCollector collector) {
    restriction.execute();
    Rankings partialRank = (Rankings) tuple.getValueByField(FIELD_RANKING);
    rankings.updateWith(partialRank);
    if (System.currentTimeMillis() - previousEmitTime > emitRate.toMillis()) {
        String result = rankings.getRankings().stream().map(trend -> trend.getObject() + ":" + trend.getCount()).collect(Collectors.joining(", "));
        System.out.println(result);
        previousEmitTime = System.currentTimeMillis();
    }
}