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Subject [GitHub] [pulsar] sijie commented on a change in pull request #4745: Fix:PulsarKafkaProducer is not thread safe
Date Wed, 17 Jul 2019 07:34:06 GMT
sijie commented on a change in pull request #4745: Fix:PulsarKafkaProducer is not thread
safe
URL: https://github.com/apache/pulsar/pull/4745#discussion_r304257271
 
 

 ##########
 File path: pulsar-client-kafka-compat/pulsar-client-kafka/src/test/java/org/apache/kafka/clients/producer/PulsarKafkaProducerThreadSafeTest.java
 ##########
 @@ -0,0 +1,45 @@
+/**
+ * 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.clients.producer;
+
+import org.apache.kafka.common.serialization.StringSerializer;
+import org.testng.annotations.Test;
+import java.util.Properties;
+
+public class PulsarKafkaProducerThreadSafeTest {
+    private static Properties props = new Properties();
+    static {
+        props.put("bootstrap.servers", "pulsar://localhost:6650");
+        props.put("key.serializer", StringSerializer.class.getName());
+        props.put("value.serializer", StringSerializer.class.getName());
+    }
+    private static PulsarKafkaProducer producer = new PulsarKafkaProducer<>(props,
new StringSerializer(), new StringSerializer());
+
+    /*
+    * Test if this class is thread safe.
+    * */
+    @Test(threadPoolSize = 5, invocationCount = 5)
+    public static void testPulsarKafkaProducerThreadSafe(){
+        String topic1 = "persistent://public/default/topic-" + System.currentTimeMillis();
+        ProducerRecord<String, String> record1 = new ProducerRecord<>(topic1,
"Hello");
+        producer.send(record1, (recordMetadata, e) -> {
+            throw new Error();
 
 Review comment:
   @fxbing can you explain how does the test work here?

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