Class: Rdkafka::Callbacks::DeleteGroupsHandler

Inherits:
BaseHandler
  • Object
show all
Defined in:
lib/rdkafka/callbacks/delete_groups_handler.rb

Overview

Handles RD_KAFKA_EVENT_DELETEGROUPS_RESULT events

Class Method Summary collapse

Class Method Details

.call(event_ptr) ⇒ void

This method returns an undefined value.

Resolves the delete-groups handle from its result event

Parameters:

  • event_ptr (FFI::Pointer) —

    pointer to the event



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# File 'lib/rdkafka/callbacks/delete_groups_handler.rb', line 12

def call(event_ptr)
  delete_groups_result = Rdkafka::Bindings.rd_kafka_event_DeleteGroups_result(event_ptr)

  # Get the number of delete group results
  pointer_to_size_t = FFI::MemoryPointer.new(:size_t)
  delete_group_result_array = Rdkafka::Bindings.rd_kafka_DeleteGroups_result_groups(delete_groups_result, pointer_to_size_t)
  delete_group_results = GroupResult.create_group_results_from_array(pointer_to_size_t.read_int, delete_group_result_array)
  delete_group_handle_ptr = Rdkafka::Bindings.rd_kafka_event_opaque(event_ptr)

  if (delete_group_handle = Rdkafka::Admin::DeleteGroupsHandle.remove(delete_group_handle_ptr.address))
    unless resolve_operation_error(event_ptr, delete_group_handle)
      delete_group_handle[:response] = delete_group_results[0].result_error
      delete_group_handle.result = Rdkafka::Admin::DeleteGroupsReport.new(
        delete_group_results[0].error_string,
        delete_group_results[0].result_name
      )
      delete_group_handle.broker_message = delete_group_handle.result.error_string

      delete_group_handle.unlock
    end
  end
end