1 /** 2007, Digitalis Informatica. All rights reserved.
2 *
3 * Distribuicao e Gestao de Informatica, Lda.
4 * Estrada de Paco de Arcos num.9 - Piso -1
5 * 2780-666 Paco de Arcos
6 * Telefone: (351) 21 4408990
7 * Fax: (351) 21 4408999
8 * http://www.digitalis.pt
9 */
10 package pt.digitalis.dif.dem.objects.parameters;
11
12 /**
13 * Parameter persistence scopes
14 *
15 * @author Pedro Viegas <a href="mailto:pviegas@digitalis.pt">pviegas@digitalis.pt</a><br/>
16 * @created Nov 2, 2007
17 */
18 public enum ParameterScope {
19
20 /**
21 * Parameter value will persist only during the request execution and for the current session. Much like an class
22 * instance attribute.
23 */
24 REQUEST,
25
26 /**
27 * Parameter value will persist while the JVM is up. It's value will be shared among sessions. Much like a class
28 * static attribute.
29 */
30 STATIC,
31
32 /** Parameter value will persist during the current session of the current user. */
33 SESSION,
34
35 /**
36 * Parameter value will persist between sessions for the current user. A session parameter common to all session of
37 * the same user. Kept in the JVM, not in the persistent repository
38 */
39 USER;
40 }