1 package de.japrost.jabudget.domain;
2
3 /**
4 * Failure codes for {@link DomainException}.
5 */
6 public enum DomainFailure {
7 /**
8 * The entity to operate on already exists. E.g. when creating a new one.
9 */
10 DUPLICATE_ENTITY,
11 /**
12 * The entity to operate on does not exist. E.g. when try updating an existing one.
13 */
14 MISSING_ENTITY,
15 /**
16 * The object to operate on has reference to an entity that does not exist.
17 */
18 MISSING_ENTITY_REFERENCE,
19 /**
20 * The entity to locate does not exist. E.g. when try finding an existing one.
21 */
22 ENTITY_NOT_AVAILABLE;
23 }