public UpdateClusterKafkaVersionRequest withTargetKafkaVersion(String targetKafkaVersion) {
        setTargetKafkaVersion(targetKafkaVersion);
        return this;
    }
<p>
Target Kafka version.
</p>

@param targetKafkaVersion
       <p>
       Target Kafka version.
       </p>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-kafka/src/main/java/com/amazonaws/services/kafka/model/UpdateClusterKafkaVersionRequest.java