| /** |
| * 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 |
| * |
| * 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 org.apache.atlas.kafka; |
| |
| import org.apache.atlas.ApplicationProperties; |
| import org.apache.atlas.notification.NotificationConsumer; |
| import org.apache.atlas.notification.NotificationInterface; |
| import org.apache.atlas.notification.hook.HookNotification; |
| import org.apache.atlas.typesystem.Referenceable; |
| import org.apache.commons.configuration.Configuration; |
| import org.apache.commons.lang.RandomStringUtils; |
| import org.testng.annotations.AfterClass; |
| import org.testng.annotations.BeforeClass; |
| import org.testng.annotations.Test; |
| import static org.apache.atlas.notification.hook.HookNotification.HookNotificationMessage; |
| |
| import java.util.List; |
| |
| import static org.testng.Assert.assertEquals; |
| |
| public class KafkaNotificationTest { |
| private EmbeddedKafkaServer kafkaServer; |
| private KafkaNotification kafkaNotification; |
| |
| @BeforeClass |
| public void setup() throws Exception { |
| initNotificationService(); |
| } |
| |
| @AfterClass |
| public void shutdown() throws Exception { |
| cleanUpNotificationService(); |
| } |
| |
| @Test |
| public void testReceiveKafkaMessages() throws Exception { |
| kafkaNotification.send(NotificationInterface.NotificationType.HOOK, |
| new HookNotification.EntityCreateRequest("u1", new Referenceable("type"))); |
| kafkaNotification.send(NotificationInterface.NotificationType.HOOK, |
| new HookNotification.EntityCreateRequest("u2", new Referenceable("type"))); |
| kafkaNotification.send(NotificationInterface.NotificationType.HOOK, |
| new HookNotification.EntityCreateRequest("u3", new Referenceable("type"))); |
| kafkaNotification.send(NotificationInterface.NotificationType.HOOK, |
| new HookNotification.EntityCreateRequest("u4", new Referenceable("type"))); |
| |
| NotificationConsumer<Object> consumer = |
| kafkaNotification.createConsumers(NotificationInterface.NotificationType.HOOK, 1).get(0); |
| List<AtlasKafkaMessage<Object>> messages = null ; |
| long startTime = System.currentTimeMillis(); //fetch starting time |
| while ((System.currentTimeMillis() - startTime) < 10000) { |
| messages = consumer.receive(); |
| if (messages.size() > 0) { |
| break; |
| } |
| } |
| |
| int i=1; |
| for (AtlasKafkaMessage<Object> msg : messages){ |
| HookNotification.HookNotificationMessage message = (HookNotificationMessage) msg.getMessage(); |
| assertEquals(message.getUser(), "u"+i++); |
| } |
| |
| consumer.close(); |
| } |
| |
| void initNotificationService() throws Exception { |
| Configuration applicationProperties = ApplicationProperties.get(); |
| |
| applicationProperties.setProperty("atlas.kafka.data", "target/" + RandomStringUtils.randomAlphanumeric(5)); |
| |
| kafkaServer = new EmbeddedKafkaServer(applicationProperties); |
| kafkaNotification = new KafkaNotification(applicationProperties); |
| |
| kafkaServer.start(); |
| kafkaNotification.start(); |
| |
| Thread.sleep(2000); |
| } |
| |
| void cleanUpNotificationService() throws Exception { |
| if (kafkaNotification != null) { |
| kafkaNotification.close(); |
| kafkaNotification.stop(); |
| } |
| |
| if (kafkaServer != null) { |
| kafkaServer.stop(); |
| } |
| } |
| } |