class Dynamoid::Associations::HasMany
Private Instance Methods
associate_target(object)
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Associate a source object to this association.
@since 0.2.0
# File lib/dynamoid/associations/has_many.rb, line 25 def associate_target(object) object.update_attribute(target_attribute, Set[source.id]) end
disassociate_target(object)
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Disassociate a source object from this association.
@since 0.2.0
# File lib/dynamoid/associations/has_many.rb, line 32 def disassociate_target(object) object.update_attribute(target_attribute, nil) end
target_association()
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Find the target association, always a :belongs_to association. Uses either options or the source class name and default parsing to return the most likely name for the target association.
@since 0.2.0
# File lib/dynamoid/associations/has_many.rb, line 15 def target_association key_name = options[:inverse_of] || source.class.to_s.singularize.underscore.to_sym guess = target_class.associations[key_name] return nil if guess.nil? || guess[:type] != :belongs_to key_name end