org.apache.spark.streaming.kafka

KafkaUtils

object KafkaUtils

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  8. def createStream[K, V, U <: Decoder[_], T <: Decoder[_]](jssc: JavaStreamingContext, keyTypeClass: Class[K], valueTypeClass: Class[V], keyDecoderClass: Class[U], valueDecoderClass: Class[T], kafkaParams: Map[String, String], topics: Map[String, Integer], storageLevel: StorageLevel): JavaPairReceiverInputDStream[K, V]

    Create an input stream that pulls messages from a Kafka Broker.

    Create an input stream that pulls messages from a Kafka Broker.

    jssc

    JavaStreamingContext object

    keyTypeClass

    Key type of RDD

    valueTypeClass

    value type of RDD

    keyDecoderClass

    Type of kafka key decoder

    valueDecoderClass

    Type of kafka value decoder

    kafkaParams

    Map of kafka configuration parameters, see http://kafka.apache.org/08/configuration.html

    topics

    Map of (topic_name -> numPartitions) to consume. Each partition is consumed in its own thread

    storageLevel

    RDD storage level.

  9. def createStream(jssc: JavaStreamingContext, zkQuorum: String, groupId: String, topics: Map[String, Integer], storageLevel: StorageLevel): JavaPairReceiverInputDStream[String, String]

    Create an input stream that pulls messages from a Kafka Broker.

    Create an input stream that pulls messages from a Kafka Broker.

    jssc

    JavaStreamingContext object

    zkQuorum

    Zookeeper quorum (hostname:port,hostname:port,..).

    groupId

    The group id for this consumer.

    topics

    Map of (topic_name -> numPartitions) to consume. Each partition is consumed in its own thread.

    storageLevel

    RDD storage level.

  10. def createStream(jssc: JavaStreamingContext, zkQuorum: String, groupId: String, topics: Map[String, Integer]): JavaPairReceiverInputDStream[String, String]

    Create an input stream that pulls messages from a Kafka Broker.

    Create an input stream that pulls messages from a Kafka Broker. Storage level of the data will be the default StorageLevel.MEMORY_AND_DISK_SER_2.

    jssc

    JavaStreamingContext object

    zkQuorum

    Zookeeper quorum (hostname:port,hostname:port,..)

    groupId

    The group id for this consumer

    topics

    Map of (topic_name -> numPartitions) to consume. Each partition is consumed in its own thread

  11. def createStream[K, V, U <: Decoder[_], T <: Decoder[_]](ssc: StreamingContext, kafkaParams: Map[String, String], topics: Map[String, Int], storageLevel: StorageLevel)(implicit arg0: ClassTag[K], arg1: ClassTag[V], arg2: ClassTag[U], arg3: ClassTag[T]): ReceiverInputDStream[(K, V)]

    Create an input stream that pulls messages from a Kafka Broker.

    Create an input stream that pulls messages from a Kafka Broker.

    ssc

    StreamingContext object

    kafkaParams

    Map of kafka configuration parameters, see http://kafka.apache.org/08/configuration.html

    topics

    Map of (topic_name -> numPartitions) to consume. Each partition is consumed in its own thread.

    storageLevel

    Storage level to use for storing the received objects

  12. def createStream(ssc: StreamingContext, zkQuorum: String, groupId: String, topics: Map[String, Int], storageLevel: StorageLevel = StorageLevel.MEMORY_AND_DISK_SER_2): ReceiverInputDStream[(String, String)]

    Create an input stream that pulls messages from a Kafka Broker.

    Create an input stream that pulls messages from a Kafka Broker.

    ssc

    StreamingContext object

    zkQuorum

    Zookeeper quorum (hostname:port,hostname:port,..)

    groupId

    The group id for this consumer

    topics

    Map of (topic_name -> numPartitions) to consume. Each partition is consumed in its own thread

    storageLevel

    Storage level to use for storing the received objects (default: StorageLevel.MEMORY_AND_DISK_SER_2)

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