Kafka Consumer

This lesson explains the Kafka consumer and its programmatic equivalent, the KafkaConsumer class..

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Kafka consumers are instances of the class KafkaConsumer, which is a parallel of the KafkaProducer class used to instantiate producers. The KafkaConsumer class requires three compulsory properties to be provided: the location of the servers bootstrap.servers, the key deserializer key.deserializer, and the value deserializer value.deserializer. The deserializers convert byte arrays into Java objects.

When creating a KafkaConsumer we can also specify a consumer group id using ...