org.coderclan.whistle.example.producer.Notification Maven / Gradle / Ivy

Go to download
package org.coderclan.whistle.example.producer;

import org.coderclan.whistle.api.EventService;
import org.coderclan.whistle.example.producer.api.ExampleEventType;
import org.coderclan.whistle.example.producer.api.PredatorInformation;
import org.coderclan.whistle.example.producer.api.PreyInformation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.transaction.annotation.Transactional;

import java.util.Random;

@Component
public class Notification {
    @Autowired
    private EventService eventService;

    // @Scheduled(cron = "*/10 * * * * *")
    @Transactional(rollbackFor = Exception.class)
    public void sendNotification() {
        Random rand = new Random();
        if (rand.nextBoolean()) {
            sendPredatorInSight();
        } else {
            sendPreyCaught();
        }
    }

    private void sendPreyCaught() {
        Random random = new Random();

        PreyInformation content = new PreyInformation();
        content.setPreyType(random.nextBoolean() ? PreyInformation.PreyType.GOAT : PreyInformation.PreyType.RABBIT);
        content.setNumber(random.nextInt(3) + 1);

        this.eventService.publishEvent(ExampleEventType.PREY_CAUGHT, content);
    }

    private void sendPredatorInSight() {
        Random random = new Random();

        PredatorInformation content = new PredatorInformation();
        content.setPredatorType(random.nextBoolean() ? PredatorInformation.PredatorType.LION : PredatorInformation.PredatorType.WOLF);
        content.setNumber(random.nextInt(10) + 1);

        this.eventService.publishEvent(ExampleEventType.PREDATOR_IN_SIGHT, content);
    }
}