Class: SdbDal::IsNullTransform

Inherits:
Object
  • Object
show all
Defined in:
lib/sdb_dal/is_null_transform.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source_column) ⇒ IsNullTransform

Returns a new instance of IsNullTransform.



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# File 'lib/sdb_dal/is_null_transform.rb', line 6

def initialize(source_column )
  self.source_column =source_column 
  self.name = "#{name}_is_null".to_sym
end

Instance Attribute Details

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/sdb_dal/is_null_transform.rb', line 4

def name
  @name
end

#source_column ⇒ Object

Returns the value of attribute source_column.



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# File 'lib/sdb_dal/is_null_transform.rb', line 5

def source_column
  @source_column
end

Instance Method Details

#transform(value) ⇒ Object 



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# File 'lib/sdb_dal/is_null_transform.rb', line 10

def transform(value)
  value.nil?.to_s
end