io.keyko.monitoring.examples.basic.BasicStreamManager Maven / Gradle / Ivy

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package io.keyko.monitoring.examples.basic;

import com.typesafe.config.Config;
import com.typesafe.config.ConfigFactory;
import io.keyko.monitoring.config.StreamerConfig;
import io.keyko.monitoring.postprocessing.Output;
import io.keyko.monitoring.preprocessing.Filters;
import io.keyko.monitoring.preprocessing.Transformations;
import io.keyko.monitoring.schemas.*;
import io.keyko.monitoring.stream.BaseStreamManager;
import org.apache.kafka.streams.kstream.KStream;
import org.apache.kafka.streams.kstream.KTable;

public class BasicStreamManager extends BaseStreamManager {

  public BasicStreamManager(StreamerConfig config) {
    super(config);
  }

  @Override
  protected void processStreams(KStream eventStream, KStream viewStream,  KTable blockTable) {

    final KStream eventAvroStream = Filters.filterConfirmed(eventStream);
    KStream eventBlockStream = Transformations.joinEventWithBlock(eventAvroStream, blockTable);
    Output.splitByEvent(eventBlockStream);

    KStream viewBlockStream = Transformations.joinViewWithBlock(viewStream, blockTable);
    Output.splitByView(viewBlockStream);

  }

  public static void main(final String[] args) throws Exception {

    Config config = args.length > 0 ? ConfigFactory.load(args[0]) : ConfigFactory.load();

    StreamerConfig streamerConfig = new StreamerConfig(config);
    new BasicStreamManager(streamerConfig).initStream();

  }
}