Enum NotFoundAction

  • All Implemented Interfaces:
    Serializable, Comparable<NotFoundAction>

    public enum NotFoundAction
    extends Enum<NotFoundAction>
    Possible actions when an associated entity is not found in the database. Often seen with "legacy" foreign-key schemes which do not use NULL to indicate a missing reference, instead using a "magic value".
    • Enum Constant Detail


        public static final NotFoundAction EXCEPTION
        Raise an exception when an element is not found (default and recommended).
      • IGNORE

        public static final NotFoundAction IGNORE
        Ignore the element when not found in database.
    • Method Detail

      • values

        public static NotFoundAction[] values()
        Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:
        for (NotFoundAction c : NotFoundAction.values())
        an array containing the constants of this enum type, in the order they are declared
      • valueOf

        public static NotFoundAction valueOf​(String name)
        Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)
        name - the name of the enum constant to be returned.
        the enum constant with the specified name
        IllegalArgumentException - if this enum type has no constant with the specified name
        NullPointerException - if the argument is null