Class: ActiveRecord::Associations::AssociationProxy

Inherits:
Object
  • Object
show all
Defined in:
lib/active_record/associations/association_proxy.rb

Overview

:nodoc:

Direct Known Subclasses

AssociationCollection, BelongsToAssociation

Instance Method Summary collapse

Constructor Details

#initialize(owner, association_name, association_class_name, association_class_primary_key_name, options) ⇒ AssociationProxy

Returns a new instance of AssociationProxy.



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# File 'lib/active_record/associations/association_proxy.rb', line 7

def initialize(owner, association_name, association_class_name, association_class_primary_key_name, options)
  @owner = owner
  @options = options
  @association_name = association_name
  @association_class = eval(association_class_name)
  @association_class_primary_key_name = association_class_primary_key_name

  reset
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(symbol, *args, &block) ⇒ Object 



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# File 'lib/active_record/associations/association_proxy.rb', line 22

def method_missing(symbol, *args, &block)
  load_target
  @target.send(symbol, *args, &block)
end

Instance Method Details

#loaded ⇒ Object 



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# File 'lib/active_record/associations/association_proxy.rb', line 35

def loaded
  @loaded = true
end

#loaded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_record/associations/association_proxy.rb', line 31

def loaded?
  @loaded
end

#proxy_respond_to? ⇒ Object 



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# File 'lib/active_record/associations/association_proxy.rb', line 4

alias_method :proxy_respond_to?, :respond_to?

#reload ⇒ Object 



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# File 'lib/active_record/associations/association_proxy.rb', line 17

def reload
  reset
  load_target
end

#respond_to?(symbol, include_priv = false) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_record/associations/association_proxy.rb', line 27

def respond_to?(symbol, include_priv = false)
  proxy_respond_to?(symbol, include_priv) || (load_target && @target.respond_to?(symbol, include_priv))
end

#target ⇒ Object 



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# File 'lib/active_record/associations/association_proxy.rb', line 39

def target
  @target
end

#target=(t) ⇒ Object 



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# File 'lib/active_record/associations/association_proxy.rb', line 43

def target=(t)
  @target = t
  @loaded = true
end