tang7526 commented on a change in pull request #10588: URL: https://github.com/apache/kafka/pull/10588#discussion_r641890279
########## File path: tools/src/test/java/org/apache/kafka/tools/ProducerPerformanceTest.java ########## @@ -0,0 +1,112 @@ +/* + * 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.kafka.tools; + +import org.apache.kafka.clients.producer.KafkaProducer; +import org.apache.kafka.clients.producer.ProducerRecord; +import org.apache.kafka.clients.producer.Callback; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.mockito.ArgumentMatchers; +import org.mockito.Mock; +import org.mockito.Spy; +import org.mockito.junit.jupiter.MockitoExtension; + +import net.sourceforge.argparse4j.inf.ArgumentParser; +import net.sourceforge.argparse4j.inf.ArgumentParserException; + +import java.io.File; +import java.io.FileWriter; +import java.io.IOException; +import java.util.List; +import java.util.Properties; + +import static java.util.Arrays.asList; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertNotNull; +import static org.junit.jupiter.api.Assertions.assertThrows; +import static org.mockito.ArgumentMatchers.any; +import static org.mockito.Mockito.doReturn; +import static org.mockito.Mockito.times; +import static org.mockito.Mockito.verify; + +@ExtendWith(MockitoExtension.class) +public class ProducerPerformanceTest { + + @Mock + KafkaProducer<byte[], byte[]> producerMock; + + @Spy + ProducerPerformance producerPerformaceSpy; + + private File createTempFile(String contents) throws IOException { + File file = File.createTempFile("ProducerPerformanceTest", ".tmp"); + file.deleteOnExit(); + final FileWriter writer = new FileWriter(file); + writer.write(contents); + writer.close(); + return file; + } + + @Test + public void testReadPayloadFile() throws Exception { + File payloadFile = createTempFile("Hello\nKafka"); + String payloadFilePath = payloadFile.getAbsolutePath(); + String payloadDelimiter = "\n"; + + List<byte[]> payloadByteList = ProducerPerformance.readPayloadFile(payloadFilePath, payloadDelimiter); + + assertEquals(2, payloadByteList.size()); + assertEquals("Hello", new String(payloadByteList.get(0))); + assertEquals("Kafka", new String(payloadByteList.get(1))); + } + + @Test + public void testReadProps() throws Exception { + + List<String> producerProps = asList("bootstrap.servers=localhost:9000"); Review comment: > `asList` -> `Collections.singletonList` Done. ########## File path: tools/src/main/java/org/apache/kafka/tools/ProducerPerformance.java ########## @@ -46,6 +47,11 @@ public class ProducerPerformance { public static void main(String[] args) throws Exception { + ProducerPerformance perf = new ProducerPerformance(); + perf.start(args); + } + + public void start(String[] args) throws IOException { Review comment: > Could you change it from public to package-private? Done ########## File path: tools/src/main/java/org/apache/kafka/tools/ProducerPerformance.java ########## @@ -190,8 +166,53 @@ public static void main(String[] args) throws Exception { } + public KafkaProducer<byte[], byte[]> createKafkaProducer(Properties props) { Review comment: > ditto. package-private Done ########## File path: tools/src/main/java/org/apache/kafka/tools/ProducerPerformance.java ########## @@ -190,8 +166,53 @@ public static void main(String[] args) throws Exception { } + public KafkaProducer<byte[], byte[]> createKafkaProducer(Properties props) { + return new KafkaProducer<>(props); + } + + public static Properties readProps(List<String> producerProps, String producerConfig, String transactionalId, Review comment: > ditto. package-private Done ########## File path: tools/src/main/java/org/apache/kafka/tools/ProducerPerformance.java ########## @@ -190,8 +166,53 @@ public static void main(String[] args) throws Exception { } + public KafkaProducer<byte[], byte[]> createKafkaProducer(Properties props) { + return new KafkaProducer<>(props); + } + + public static Properties readProps(List<String> producerProps, String producerConfig, String transactionalId, + boolean transactionsEnabled) throws IOException { + Properties props = new Properties(); + if (producerConfig != null) { + props.putAll(Utils.loadProps(producerConfig)); + } + if (producerProps != null) + for (String prop : producerProps) { + String[] pieces = prop.split("="); + if (pieces.length != 2) + throw new IllegalArgumentException("Invalid property: " + prop); + props.put(pieces[0], pieces[1]); + } + + props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.ByteArraySerializer"); + props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.ByteArraySerializer"); + if (transactionsEnabled) + props.put(ProducerConfig.TRANSACTIONAL_ID_CONFIG, transactionalId); + return props; + } + + public static List<byte[]> readPayloadFile(String payloadFilePath, String payloadDelimiter) throws IOException { Review comment: > ditto. package-private Done ########## File path: tools/src/main/java/org/apache/kafka/tools/ProducerPerformance.java ########## @@ -190,8 +166,53 @@ public static void main(String[] args) throws Exception { } + public KafkaProducer<byte[], byte[]> createKafkaProducer(Properties props) { + return new KafkaProducer<>(props); + } + + public static Properties readProps(List<String> producerProps, String producerConfig, String transactionalId, + boolean transactionsEnabled) throws IOException { + Properties props = new Properties(); + if (producerConfig != null) { + props.putAll(Utils.loadProps(producerConfig)); + } + if (producerProps != null) + for (String prop : producerProps) { + String[] pieces = prop.split("="); + if (pieces.length != 2) + throw new IllegalArgumentException("Invalid property: " + prop); + props.put(pieces[0], pieces[1]); + } + + props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.ByteArraySerializer"); + props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.ByteArraySerializer"); + if (transactionsEnabled) + props.put(ProducerConfig.TRANSACTIONAL_ID_CONFIG, transactionalId); + return props; + } + + public static List<byte[]> readPayloadFile(String payloadFilePath, String payloadDelimiter) throws IOException { + List<byte[]> payloadByteList = new ArrayList<>(); + if (payloadFilePath != null) { + Path path = Paths.get(payloadFilePath); + System.out.println("Reading payloads from: " + path.toAbsolutePath()); + if (Files.notExists(path) || Files.size(path) == 0) { + throw new IllegalArgumentException("File does not exist or empty file provided."); + } + + String[] payloadList = new String(Files.readAllBytes(path), StandardCharsets.UTF_8).split(payloadDelimiter); + + System.out.println("Number of messages read: " + payloadList.length); + + for (String payload : payloadList) { + payloadByteList.add(payload.getBytes(StandardCharsets.UTF_8)); + } + } + return payloadByteList; + } + /** Get the command-line argument parser. */ - private static ArgumentParser argParser() { + public static ArgumentParser argParser() { Review comment: > ditto. package-private Done -- This is an automated message from the Apache Git Service. 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