/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    https://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package pubsub.demo

import java.util.concurrent.atomic.AtomicInteger

import groovy.transform.CompileStatic

import grails.events.Event
import grails.events.annotation.Subscriber

@CompileStatic
class TotalService {

    AtomicInteger accumulatedTotalInstance = new AtomicInteger(0)

    int getAccumulatedTotal() {
        accumulatedTotalInstance.get()
    }

    void reset() {
        accumulatedTotalInstance.set(0)
    }

    @Subscriber
    @SuppressWarnings('unused')
    void onSum(int total) {
        accumulatedTotalInstance.addAndGet(total)
    }

    @Subscriber
    @SuppressWarnings('unused')
    void onSum(Event<Integer> event) {
        println "Event $event.id"
        println "Data $event.data"
        println "Parameters $event.parameters"
    }

    @Subscriber
    @SuppressWarnings('unused')
    void onSum(Throwable error) {
        println "Oh NO!!! $error.message"
    }
}
