123456789_123456789_123456789_123456789_123456789_

Class: ActiveRecord::Locking::LockingType

Do not use. This class is for internal use only.
Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Instance Chain:
self, ::ActiveRecord::Type::QueryPredicates::Decorator, ::ActiveRecord::Type::QueryPredicates
Inherits: Object
Defined in: activerecord/lib/active_record/locking/optimistic.rb

Overview

In de/serialize we change nil to 0, so that we can allow passing nil values to lock_version, and not result in ::ActiveRecord::StaleObjectError during update record.

Class Method Summary

Instance Attribute Summary

::ActiveRecord::Type::QueryPredicates::Decorator - Included

#query_predicates?

::ActiveRecord::Type::QueryPredicates - Included

#query_predicates?

Instance Method Summary

::ActiveRecord::Type::QueryPredicates::Decorator - Included

#comparison_expression

::ActiveRecord::Type::QueryPredicates - Included

#comparison_expression

Converts a stored attribute or serialized query value into the expression on which comparisons are performed.

Constructor Details

.new(subtype) ⇒ LockingType

[ GitHub ] 

  


# File 'activerecord/lib/active_record/locking/optimistic.rb', line 251



def self.new(subtype)
  self === subtype ? subtype : super
end


  







Instance Method Details



  

    #deserialize(value)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/locking/optimistic.rb', line 259



def deserialize(value)
  super.to_i
end


  








  

    #encode_with(coder)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/locking/optimistic.rb', line 271



def encode_with(coder)
  coder["subtype"] = __getobj__
end


  








  

    #init_with(coder)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/locking/optimistic.rb', line 267



def init_with(coder)
  __setobj__(coder["subtype"])
end


  








  

    #serialize(value)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/locking/optimistic.rb', line 263



def serialize(value)
  super.to_i
end


  








  

    #subtype  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/locking/optimistic.rb', line 255



def subtype
  __getobj__
end