| // Copyright (C) 2016 The Android Open Source Project |
| // |
| // Licensed 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 |
| // |
| // http://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 com.googlesource.gerrit.plugins.kafka; |
| |
| import com.google.gerrit.extensions.events.LifecycleListener; |
| import com.google.inject.Inject; |
| import com.google.inject.Singleton; |
| |
| import com.googlesource.gerrit.plugins.kafka.config.KafkaProperties; |
| import com.googlesource.gerrit.plugins.kafka.message.Publisher; |
| import com.googlesource.gerrit.plugins.kafka.message.PublisherFactory; |
| import com.googlesource.gerrit.plugins.kafka.worker.DefaultEventWorker; |
| import com.googlesource.gerrit.plugins.kafka.worker.EventWorker; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| @Singleton |
| public class Manager implements LifecycleListener { |
| |
| private final EventWorker defaultEventWorker; |
| private final PublisherFactory publisherFactory; |
| private final KafkaProperties properties; |
| private final List<Publisher> publisherList = new ArrayList<>(); |
| |
| @Inject |
| public Manager(DefaultEventWorker defaultEventWorker, |
| PublisherFactory publisherFactory, |
| KafkaProperties properties) { |
| this.defaultEventWorker = defaultEventWorker; |
| this.publisherFactory = publisherFactory; |
| this.properties = properties; |
| } |
| |
| @Override |
| public void start() { |
| Publisher publisher = publisherFactory.create(properties); |
| publisher.start(); |
| defaultEventWorker.addPublisher(publisher); |
| publisherList.add(publisher); |
| } |
| |
| @Override |
| public void stop() { |
| for (Publisher publisher : publisherList) { |
| publisher.stop(); |
| defaultEventWorker.removePublisher(publisher); |
| } |
| publisherList.clear(); |
| } |
| } |