private KafkaServer createKafkaServer(int brokerId,String _zkConnectString){
int _brokerId = brokerId;
int _kafkaServerPort = TestUtils.findFreePort();
Properties props = kafka.utils.TestUtils.createBrokerConfig(
_brokerId,
_zkConnectString,
kafka.utils.TestUtils.createBrokerConfig$default$3(),
kafka.utils.TestUtils.createBrokerConfig$default$4(),
_kafkaServerPort,
kafka.utils.TestUtils.createBrokerConfig$default$6(),
kafka.utils.TestUtils.createBrokerConfig$default$7(),
kafka.utils.TestUtils.createBrokerConfig$default$8(),
kafka.utils.TestUtils.createBrokerConfig$default$9(),
kafka.utils.TestUtils.createBrokerConfig$default$10(),
kafka.utils.TestUtils.createBrokerConfig$default$11(),
kafka.utils.TestUtils.createBrokerConfig$default$12(),
kafka.utils.TestUtils.createBrokerConfig$default$13(),
kafka.utils.TestUtils.createBrokerConfig$default$14()
);
KafkaConfig config = new KafkaConfig(props);
Time mock = new MockTime();
KafkaServer _kafkaServer = kafka.utils.TestUtils.createServer(config, mock);
kafkaBrokerPortList.add(_kafkaServerPort);
return _kafkaServer;
}