def valid?
      default_fts_operator_validator = EnumAttributeValidator.new('String', ["AND", "OR"])
      return false unless default_fts_operator_validator.valid?(@default_fts_operator)
      default_fts_field_operator_validator = EnumAttributeValidator.new('String', ["AND", "OR"])
      return false unless default_fts_field_operator_validator.valid?(@default_fts_field_operator)
      return true
    end
def valid?
      default_fts_operator_validator = EnumAttributeValidator.new('String', ["AND", "OR"])
      return false unless default_fts_operator_validator.valid?(@default_fts_operator)
      default_fts_field_operator_validator = EnumAttributeValidator.new('String', ["AND", "OR"])
      return false unless default_fts_field_operator_validator.valid?(@default_fts_field_operator)
      return true
    end
Check to see if the all the properties in the model are valid
 @return true if the model is valid