class Mongoid::Association::Referenced::HasMany::Eager

Eager class for has_many associations.

Private Instance Methods

group_by_key() click to toggle source
# File lib/mongoid/association/referenced/has_many/eager.rb, line 34
def group_by_key
  @association.primary_key
end
key() click to toggle source
# File lib/mongoid/association/referenced/has_many/eager.rb, line 38
def key
  @association.foreign_key
end
preload() click to toggle source
# File lib/mongoid/association/referenced/has_many/eager.rb, line 14
def preload
  @docs.each do |d|
    set_relation(d, [])
  end

  entries = Hash.new { |hash, key| hash[key] = [] }
  each_loaded_document do |doc|
    fk = doc.send(key)
    entries[fk] << doc
  end

  entries.each do |id, docs|
    set_on_parent(id, docs)
  end
end
set_relation(doc, element) click to toggle source
# File lib/mongoid/association/referenced/has_many/eager.rb, line 30
def set_relation(doc, element)
  doc.__build__(@association.name, element, @association) unless doc.blank?
end