FixEventSpout.java

package com.packtpub.storm.trident.spout;

import backtype.storm.spout.SpoutOutputCollector;
import backtype.storm.task.TopologyContext;
import backtype.storm.tuple.Fields;
import storm.trident.spout.ITridentSpout;

import java.util.Map;

@SuppressWarnings("rawtypes")
public class FixEventSpout implements ITridentSpout<Long> {
    private static final long serialVersionUID = 1L;
    SpoutOutputCollector collector;
    BatchCoordinator<Long> coordinator = new DefaultCoordinator();
    Emitter<Long> emitter = new FixEventEmitter();

    @Override
    public BatchCoordinator<Long> getCoordinator(String txStateId, Map conf, TopologyContext context) {
        return coordinator;
    }

    @Override
    public Emitter<Long> getEmitter(String txStateId, Map conf, TopologyContext context) {
        return emitter;
    }

    @Override
    public Map getComponentConfiguration() {
        return null;
    }

    @Override
    public Fields getOutputFields() {
        return new Fields("message");
    }
}