| /** |
| * 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.pulsar.client.processor; |
| |
| import com.google.common.collect.Sets; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.concurrent.TimeUnit; |
| import io.netty.buffer.ByteBuf; |
| import lombok.Cleanup; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.pulsar.broker.service.persistent.PersistentTopic; |
| import org.apache.pulsar.client.api.Consumer; |
| import org.apache.pulsar.client.api.Message; |
| import org.apache.pulsar.client.api.MessagePayloadProcessor; |
| import org.apache.pulsar.client.api.MessageRouter; |
| import org.apache.pulsar.client.api.Producer; |
| import org.apache.pulsar.client.api.ProducerConsumerBase; |
| import org.apache.pulsar.client.api.Schema; |
| import org.apache.pulsar.client.api.SubscriptionInitialPosition; |
| import org.apache.pulsar.client.api.TopicMetadata; |
| import org.apache.pulsar.common.policies.data.ClusterData; |
| import org.apache.pulsar.common.policies.data.TenantInfoImpl; |
| import org.testng.Assert; |
| import org.testng.annotations.AfterClass; |
| import org.testng.annotations.BeforeClass; |
| import org.testng.annotations.DataProvider; |
| import org.testng.annotations.Test; |
| |
| /** |
| * Test for {@link MessagePayloadProcessor}. |
| */ |
| @Slf4j |
| @Test(groups = "broker-impl") |
| public class MessagePayloadProcessorTest extends ProducerConsumerBase { |
| |
| @BeforeClass |
| @Override |
| protected void setup() throws Exception { |
| super.internalSetup(); |
| admin.clusters().createCluster("test", |
| ClusterData.builder().serviceUrl(pulsar.getWebServiceAddress()).build()); |
| admin.tenants().createTenant("public", |
| new TenantInfoImpl(Sets.newHashSet("appid"), Sets.newHashSet("test"))); |
| admin.namespaces().createNamespace("public/default", Sets.newHashSet("test")); |
| } |
| |
| @AfterClass |
| @Override |
| protected void cleanup() throws Exception { |
| super.internalCleanup(); |
| } |
| |
| @DataProvider |
| public static Object[][] config() { |
| return new Object[][] { |
| // numPartitions / enableBatching / batchingMaxMessages |
| { 1, true, 1 }, |
| { 1, true, 4 }, |
| { 1, false, 1 }, |
| { 3, false, 1 } |
| }; |
| } |
| |
| @DataProvider |
| public static Object[][] customBatchConfig() { |
| return new Object[][] { |
| // numMessages / batchingMaxMessages |
| { 10, 1 }, |
| { 10, 4 } |
| }; |
| } |
| |
| @Test(dataProvider = "config") |
| public void testDefaultProcessor(int numPartitions, boolean enableBatching, int batchingMaxMessages) |
| throws Exception { |
| final String topic = "testDefaultProcessor-" + numPartitions + "-" + enableBatching + "-" + batchingMaxMessages; |
| final int numMessages = 10; |
| final String messagePrefix = "msg-"; |
| |
| if (numPartitions > 1) { |
| admin.topics().createPartitionedTopic(topic, numPartitions); |
| } |
| |
| @Cleanup |
| final Producer<String> producer = pulsarClient.newProducer(Schema.STRING) |
| .topic(topic) |
| .enableBatching(enableBatching) |
| .batchingMaxMessages(batchingMaxMessages) |
| .batchingMaxPublishDelay(100, TimeUnit.MILLISECONDS) |
| .messageRouter(new MessageRouter() { |
| int i = 0; |
| |
| @Override |
| public int choosePartition(Message<?> msg, TopicMetadata metadata) { |
| return i++ % metadata.numPartitions(); |
| } |
| }) |
| .create(); |
| for (int i = 0; i < numMessages; i++) { |
| final String value = messagePrefix + i; |
| producer.sendAsync(value).whenComplete((id, e) -> { |
| if (e == null) { |
| log.info("Send {} to {} {}", value, topic, id); |
| } else { |
| log.error("Failed to send {}: {}", value, e.getMessage()); |
| } |
| }); |
| } |
| |
| final DefaultProcessorWithRefCnt processor = new DefaultProcessorWithRefCnt(); |
| @Cleanup |
| final Consumer<String> consumer = pulsarClient.newConsumer(Schema.STRING) |
| .topic(topic) |
| .subscriptionName("sub") |
| .subscriptionInitialPosition(SubscriptionInitialPosition.Earliest) |
| .messagePayloadProcessor(processor) |
| .subscribe(); |
| final List<String> values = new ArrayList<>(); |
| for (int i = 0; i < numMessages; i++) { |
| final Message<String> message = consumer.receive(1, TimeUnit.SECONDS); |
| Assert.assertNotNull(message); |
| values.add(message.getValue()); |
| consumer.acknowledge(message.getMessageId()); |
| } |
| |
| if (numPartitions > 1) { |
| // messages are out of order across multiple partitions |
| Collections.sort(values); |
| } |
| for (int i = 0; i < numMessages; i++) { |
| Assert.assertEquals(values.get(i), messagePrefix + i); |
| } |
| |
| // Each buffer's refCnt is 2 because after retrieving the refCnt, there will be two release for the ByteBuf: |
| // 1. ConsumerImpl#processPayloadByProcessor |
| // 2. PulsarDecoder#channelRead |
| if (enableBatching) { |
| int numBatches = numMessages / batchingMaxMessages; |
| numBatches += (numMessages % batchingMaxMessages == 0) ? 0 : 1; |
| Assert.assertEquals(processor.getTotalRefCnt(), 2 * numBatches); |
| } else { |
| Assert.assertEquals(processor.getTotalRefCnt(), 2 * numMessages); |
| } |
| } |
| |
| @Test |
| public void testCustomBatchFormat() { |
| final List<List<String>> inputs = new ArrayList<>(); |
| inputs.add(Collections.emptyList()); |
| inputs.add(Collections.singletonList("java")); |
| inputs.add(Arrays.asList("hello", "world", "java")); |
| |
| for (List<String> input : inputs) { |
| final ByteBuf buf = CustomBatchFormat.serialize(input); |
| |
| final CustomBatchFormat.Metadata metadata = CustomBatchFormat.readMetadata(buf); |
| final List<String> parsedTokens = new ArrayList<>(); |
| for (int i = 0; i < metadata.getNumMessages(); i++) { |
| parsedTokens.add(Schema.STRING.decode(CustomBatchFormat.readMessage(buf))); |
| } |
| |
| Assert.assertEquals(parsedTokens, input); |
| Assert.assertEquals(parsedTokens.size(), input.size()); |
| |
| Assert.assertEquals(buf.refCnt(), 1); |
| buf.release(); |
| } |
| } |
| |
| @Test(dataProvider = "customBatchConfig") |
| public void testCustomProcessor(final int numMessages, final int batchingMaxMessages) throws Exception { |
| final String topic = "persistent://public/default/testCustomProcessor-" |
| + numMessages + "-" + batchingMaxMessages; |
| |
| @Cleanup |
| final Consumer<String> consumer = pulsarClient.newConsumer(Schema.STRING) |
| .topic(topic) |
| .subscriptionName("sub") |
| .subscriptionInitialPosition(SubscriptionInitialPosition.Earliest) |
| .messagePayloadProcessor(new CustomBatchPayloadProcessor()) |
| .subscribe(); |
| |
| final PersistentTopic persistentTopic = |
| (PersistentTopic) pulsar.getBrokerService().getTopicIfExists(topic).get().orElse(null); |
| Assert.assertNotNull(persistentTopic); |
| |
| final String messagePrefix = "msg-"; |
| final CustomBatchProducer producer = new CustomBatchProducer(persistentTopic, batchingMaxMessages); |
| for (int i = 0; i < numMessages; i++) { |
| producer.sendAsync(messagePrefix + i); |
| } |
| producer.flush(); |
| |
| for (int i = 0; i < numMessages; i++) { |
| final Message<String> message = consumer.receive(1, TimeUnit.SECONDS); |
| Assert.assertNotNull(message); |
| Assert.assertEquals(message.getValue(), messagePrefix + i); |
| consumer.acknowledge(message.getMessageId()); |
| } |
| } |
| } |