new

# File activerecord/lib/active_record/associations/preloader/association.rb, line 8
        def initialize(klass, owners, reflection, preload_scope)
          @klass         = klass
          @owners        = owners
          @reflection    = reflection
          @preload_scope = preload_scope
          @model         = owners.first && owners.first.class
          @scope         = nil
          @owners_by_key = nil
          @preloaded_records = []
        end