Event-Driven Grails

EchoNumberService.groovy

package grails3.event.driven
import reactor.spring.context.annotation.*

@Consumer
class EchoNumberService {
  @Selector('int.echo')
    void echo(Integer i) {

      println "##### number id ${i}"

    }
}

LoopService.groovy

package grails3.event.driven

import grails.transaction.Transactional


class LoopService {

    def count(int limit) {

      (1..limit).each { 
	notify( "int.echo",it as Integer)
      }

    }

}