Class: Kafka::FFI::Metadata

Inherits:
FFI::Struct
  • Object
show all
Defined in:
lib/kafka/ffi/metadata.rb

Instance Method Summary collapse

Instance Method Details

#broker_id ⇒ Integer

Returns the ID of the Broker that the metadata request was served by.

Returns:

  • (Integer) —

    Broker ID



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# File 'lib/kafka/ffi/metadata.rb', line 39

def broker_id
  self[:orig_broker_id]
end

#broker_name ⇒ String

Returns the name of the Broker that the metadata request was served by.

Returns:

  • (String) —

    Broker name



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# File 'lib/kafka/ffi/metadata.rb', line 46

def broker_name
  self[:orig_broker_name]
end

#brokers ⇒ Array<BrokerMetadata>

Returns detailed metadata for the Brokers in the cluster.

Returns:



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# File 'lib/kafka/ffi/metadata.rb', line 17

def brokers
  ptr = self[:brokers]

  self[:broker_cnt].times.map do |i|
    BrokerMetadata.new(ptr + (i * BrokerMetadata.size))
  end
end

#destroy ⇒ Object

Destroy the Metadata response, returning it's resources back to the system.



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# File 'lib/kafka/ffi/metadata.rb', line 52

def destroy
  if !null?
    ::Kafka::FFI.rd_kafka_metadata_destroy(self)
  end
end

#topics ⇒ Array<TopicMetadata>

Returns detailed metadata about the topics and their partitions.

Returns:



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# File 'lib/kafka/ffi/metadata.rb', line 28

def topics
  ptr = self[:topics]

  self[:topic_cnt].times.map do |i|
    TopicMetadata.new(ptr + (i * TopicMetadata.size))
  end
end