org.apache.kafka.clients org.apache.kafka.clients.consumer org.apache.kafka.clients.producer org.apache.kafka.clients.producer.internals org.apache.kafka.clients.tools org.apache.kafka.common org.apache.kafka.common.config org.apache.kafka.common.errors org.apache.kafka.common.message org.apache.kafka.common.metrics org.apache.kafka.common.metrics.stats org.apache.kafka.common.network org.apache.kafka.common.protocol org.apache.kafka.common.protocol.types org.apache.kafka.common.record org.apache.kafka.common.requests org.apache.kafka.common.utils