KafkaTestDataProducer:产生随机消息并发送到 kafka

KafkaTestDataProducer 产生随机消息并发送到 kafka。 用法：java -jar <jarname> <topic> <brokerIds> <hasMultiplePartitions> &lt;# of Messages> <Start> 示例：java -jar KafkaProducer-0.0.1-SNAPSHOT-jar-with-dependencies.jar test localhost:9092 true 200000 1