Class: Bsm::Model::Coders::AbstractColumn

Inherits:
Object
  • Object
show all
Defined in:
lib/bsm/model/coders/abstract_column.rb

Direct Known Subclasses

JsonColumn, MarshalColumn

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(object_class = Object) ⇒ AbstractColumn

Returns a new instance of AbstractColumn.

Parameters:

  • obejct_class (Class) 


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# File 'lib/bsm/model/coders/abstract_column.rb', line 11

def initialize(object_class=Object)
  @object_class = object_class
end

Instance Attribute Details

#object_class ⇒ Object (readonly) 



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# File 'lib/bsm/model/coders/abstract_column.rb', line 8

def object_class
  @object_class
end

Class Method Details

.rescue_errors ⇒ Object 



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# File 'lib/bsm/model/coders/abstract_column.rb', line 3

def self.rescue_errors
  []
end

Instance Method Details

#dump(_obj) ⇒ Object 



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# File 'lib/bsm/model/coders/abstract_column.rb', line 15

def dump(_obj)
  not_implemented
end

#load(string) ⇒ Object 



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# File 'lib/bsm/model/coders/abstract_column.rb', line 19

def load(string)
  return object_class.new if object_class != Object && string.nil?

  begin
    obj = string.is_a?(object_class) ? string : _load(string)

    unless obj.is_a?(object_class) || obj.nil?
      raise ActiveRecord::SerializationTypeMismatch,
        "Attribute was supposed to be a #{object_class}, but was a #{obj.class}"
    end
    obj ||= object_class.new if object_class != Object

    obj
  rescue *self.class.rescue_errors
    object_class == Object ? string : object_class.new
  end
end