gitlab-org--gitlab-foss/lib/gitlab/database/postgresql_adapter/type_map_cache.rb

45 lines
1.2 KiB
Ruby

# frozen_string_literal: true
# Caches loading of additional types from the DB
# https://github.com/rails/rails/blob/v6.0.3.2/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb#L521-L589
# rubocop:disable Gitlab/ModuleWithInstanceVariables
module Gitlab
module Database
module PostgresqlAdapter
module TypeMapCache
extend ActiveSupport::Concern
TYPE_MAP_CACHE_MONITOR = ::Monitor.new
class_methods do
def type_map_cache
TYPE_MAP_CACHE_MONITOR.synchronize do
@type_map_cache ||= {}
end
end
end
def initialize_type_map(map = type_map)
TYPE_MAP_CACHE_MONITOR.synchronize do
cached_type_map = self.class.type_map_cache[@connection_parameters.hash]
break @type_map = cached_type_map if cached_type_map
super
self.class.type_map_cache[@connection_parameters.hash] = map
end
end
def reload_type_map
TYPE_MAP_CACHE_MONITOR.synchronize do
self.class.type_map_cache[@connection_parameters.hash] = nil
end
super
end
end
end
end
end