Class: Dalli::PipelinedDeleter

Inherits:
Object
  • Object
show all
Defined in:
lib/dalli/pipelined_deleter.rb

Overview

Contains logic for the pipelined delete operations implemented by the client. Efficiently deletes multiple keys by grouping requests by server and using quiet mode to minimize round trips.

Instance Method Summary collapse

Constructor Details

#initialize(ring, key_manager) ⇒ PipelinedDeleter

Returns a new instance of PipelinedDeleter.



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# File 'lib/dalli/pipelined_deleter.rb', line 10

def initialize(ring, key_manager)
  @ring = ring
  @key_manager = key_manager
end

Instance Method Details

#process(keys) ⇒ void

This method returns an undefined value.

Deletes multiple keys from memcached.

Parameters:

  • keys (Array<String>) —

    keys to delete



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# File 'lib/dalli/pipelined_deleter.rb', line 21

def process(keys)
  return if keys.empty?

  @ring.lock do
    servers = setup_requests(keys)
    finish_requests(servers)
  end
rescue NetworkError => e
  Dalli.logger.debug { e.inspect }
  Dalli.logger.debug { 'retrying pipelined deletes because of network error' }
  retry
end