Module: Jinx::Unique

Defined in:
lib/jinx/resource/unique.rb

Overview

The Unique mix-in makes values unique within the scope of a Resource class.

Instance Method Summary collapse

Instance Method Details

#uniquify ⇒ Resource

Replaces each String secondary and alternate key property with a unique value. Successive calls to this method for domain objects of the same class replace the same String key property values with the same unique value.

Returns:



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# File 'lib/jinx/resource/unique.rb', line 11

def uniquify
  uniquify_attributes(self.class.secondary_key_attributes)
  uniquify_attributes(self.class.alternate_key_attributes)
  self
end

#uniquify_attributes(attributes) ⇒ Object (private)

Makes this domain object’s String values for the given attributes unique.

Parameters:

  • the (<Symbol>) —

    key attributes to uniquify



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# File 'lib/jinx/resource/unique.rb', line 22

def uniquify_attributes(attributes)
  attributes.each do |ka|
    oldval = send(ka)
    next unless String === oldval
    newval = UniquifierCache.instance.get(self, oldval)
    set_property_value(ka, newval)
    logger.debug { "Reset #{qp} #{ka} from #{oldval} to unique value #{newval}." }
  end
end