Class KafkaStreamingSourceOptions

    • Method Detail

      • bootstrapServers

        public final String bootstrapServers()

        A list of bootstrap server URLs, for example, as b-1.vpc-test-2.o4q88o.c6.kafka.us-east-1.amazonaws.com:9094. This option must be specified in the API call or defined in the table metadata in the Data Catalog.

        Returns:
        A list of bootstrap server URLs, for example, as b-1.vpc-test-2.o4q88o.c6.kafka.us-east-1.amazonaws.com:9094. This option must be specified in the API call or defined in the table metadata in the Data Catalog.
      • securityProtocol

        public final String securityProtocol()

        The protocol used to communicate with brokers. The possible values are "SSL" or "PLAINTEXT".

        Returns:
        The protocol used to communicate with brokers. The possible values are "SSL" or "PLAINTEXT".
      • connectionName

        public final String connectionName()

        The name of the connection.

        Returns:
        The name of the connection.
      • topicName

        public final String topicName()

        The topic name as specified in Apache Kafka. You must specify at least one of "topicName", "assign" or "subscribePattern".

        Returns:
        The topic name as specified in Apache Kafka. You must specify at least one of "topicName", "assign" or "subscribePattern".
      • assign

        public final String assign()

        The specific TopicPartitions to consume. You must specify at least one of "topicName", "assign" or "subscribePattern".

        Returns:
        The specific TopicPartitions to consume. You must specify at least one of "topicName", "assign" or "subscribePattern".
      • subscribePattern

        public final String subscribePattern()

        A Java regex string that identifies the topic list to subscribe to. You must specify at least one of "topicName", "assign" or "subscribePattern".

        Returns:
        A Java regex string that identifies the topic list to subscribe to. You must specify at least one of "topicName", "assign" or "subscribePattern".
      • classification

        public final String classification()

        An optional classification.

        Returns:
        An optional classification.
      • delimiter

        public final String delimiter()

        Specifies the delimiter character.

        Returns:
        Specifies the delimiter character.
      • startingOffsets

        public final String startingOffsets()

        The starting position in the Kafka topic to read data from. The possible values are "earliest" or "latest". The default value is "latest".

        Returns:
        The starting position in the Kafka topic to read data from. The possible values are "earliest" or "latest". The default value is "latest".
      • endingOffsets

        public final String endingOffsets()

        The end point when a batch query is ended. Possible values are either "latest" or a JSON string that specifies an ending offset for each TopicPartition.

        Returns:
        The end point when a batch query is ended. Possible values are either "latest" or a JSON string that specifies an ending offset for each TopicPartition.
      • pollTimeoutMs

        public final Long pollTimeoutMs()

        The timeout in milliseconds to poll data from Kafka in Spark job executors. The default value is 512 .

        Returns:
        The timeout in milliseconds to poll data from Kafka in Spark job executors. The default value is 512.
      • numRetries

        public final Integer numRetries()

        The number of times to retry before failing to fetch Kafka offsets. The default value is 3.

        Returns:
        The number of times to retry before failing to fetch Kafka offsets. The default value is 3.
      • retryIntervalMs

        public final Long retryIntervalMs()

        The time in milliseconds to wait before retrying to fetch Kafka offsets. The default value is 10.

        Returns:
        The time in milliseconds to wait before retrying to fetch Kafka offsets. The default value is 10.
      • maxOffsetsPerTrigger

        public final Long maxOffsetsPerTrigger()

        The rate limit on the maximum number of offsets that are processed per trigger interval. The specified total number of offsets is proportionally split across topicPartitions of different volumes. The default value is null, which means that the consumer reads all offsets until the known latest offset.

        Returns:
        The rate limit on the maximum number of offsets that are processed per trigger interval. The specified total number of offsets is proportionally split across topicPartitions of different volumes. The default value is null, which means that the consumer reads all offsets until the known latest offset.
      • minPartitions

        public final Integer minPartitions()

        The desired minimum number of partitions to read from Kafka. The default value is null, which means that the number of spark partitions is equal to the number of Kafka partitions.

        Returns:
        The desired minimum number of partitions to read from Kafka. The default value is null, which means that the number of spark partitions is equal to the number of Kafka partitions.
      • includeHeaders

        public final Boolean includeHeaders()

        Whether to include the Kafka headers. When the option is set to "true", the data output will contain an additional column named "glue_streaming_kafka_headers" with type Array[Struct(key: String, value: String)]. The default value is "false". This option is available in Glue version 3.0 or later only.

        Returns:
        Whether to include the Kafka headers. When the option is set to "true", the data output will contain an additional column named "glue_streaming_kafka_headers" with type Array[Struct(key: String, value: String)]. The default value is "false". This option is available in Glue version 3.0 or later only.
      • addRecordTimestamp

        public final String addRecordTimestamp()

        When this option is set to 'true', the data output will contain an additional column named "__src_timestamp" that indicates the time when the corresponding record received by the topic. The default value is 'false'. This option is supported in Glue version 4.0 or later.

        Returns:
        When this option is set to 'true', the data output will contain an additional column named "__src_timestamp" that indicates the time when the corresponding record received by the topic. The default value is 'false'. This option is supported in Glue version 4.0 or later.
      • emitConsumerLagMetrics

        public final String emitConsumerLagMetrics()

        When this option is set to 'true', for each batch, it will emit the metrics for the duration between the oldest record received by the topic and the time it arrives in Glue to CloudWatch. The metric's name is "glue.driver.streaming.maxConsumerLagInMs". The default value is 'false'. This option is supported in Glue version 4.0 or later.

        Returns:
        When this option is set to 'true', for each batch, it will emit the metrics for the duration between the oldest record received by the topic and the time it arrives in Glue to CloudWatch. The metric's name is "glue.driver.streaming.maxConsumerLagInMs". The default value is 'false'. This option is supported in Glue version 4.0 or later.
      • startingTimestamp

        public final Instant startingTimestamp()

        The timestamp of the record in the Kafka topic to start reading data from. The possible values are a timestamp string in UTC format of the pattern yyyy-mm-ddTHH:MM:SSZ (where Z represents a UTC timezone offset with a +/-. For example: "2023-04-04T08:00:00+08:00").

        Only one of StartingTimestamp or StartingOffsets must be set.

        Returns:
        The timestamp of the record in the Kafka topic to start reading data from. The possible values are a timestamp string in UTC format of the pattern yyyy-mm-ddTHH:MM:SSZ (where Z represents a UTC timezone offset with a +/-. For example: "2023-04-04T08:00:00+08:00").

        Only one of StartingTimestamp or StartingOffsets must be set.

      • hashCode

        public final int hashCode()
        Overrides:
        hashCode in class Object
      • equals

        public final boolean equals​(Object obj)
        Overrides:
        equals in class Object
      • toString

        public final String toString()
        Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be redacted from this string using a placeholder value.
        Overrides:
        toString in class Object
      • getValueForField

        public final <T> Optional<T> getValueForField​(String fieldName,
                                                      Class<T> clazz)