def add_attribute(pAttribute)
      pAttribute.each do |attributeElement|
        next unless attributeElement.is_a?(Languages::AttributeData)
        @attributes.push(attributeElement)
      end
    end
def add_attribute(pAttribute)
      pAttribute.each do |attributeElement|
        next unless attributeElement.is_a?(Languages::AttributeData)
        @attributes.push(attributeElement)
      end
    end
Add attribute to class data, notice the possibility of call this
 method more than one time.
 @param pAttribute Attribute to be added inside class. This attribute
         is a list of AttributeData.