1 /*
2 * PersistanceManager.java
3 *
4 * Created on June 3, 2009, 4:46 PM
5 */
6
7 package gov.bnl.gums.persistence;
8
9 import gov.bnl.gums.configuration.Configuration;
10
11 import java.util.Collection;
12
13 /** Represent an engine for all the classes that take care of the persistance of
14 * the configuration and its AccountMappers, the UserGroups or any other components.
15 * <p>
16 * Implementing a new PersistanceManager class allows to complete redefined how
17 * the user, group and accounting information is stored. This will allow to keep
18 * the information integrated in the site accounting system, being it any RDBMS,
19 * LDAP, or even a combination of these.
20 * <p>
21 * It also allow to use different mapping technologies, allowing to use either
22 * entity beans, simple JDBC, Hibernate or any other favorite technology.
23 *
24 * @author Jay Packard
25 */
26 public interface PersistenceEngine {
27 void beginTransaction();
28
29 void commit();
30
31 void rollback();
32
33 void removeBackupConfiguration(String name);
34
35 Collection<String> retrieveBackupConfigurationNames();
36
37 Configuration retrieveCurrentConfiguration();
38
39 Configuration restoreConfiguration(String name);
40
41 void setConfiguration(Configuration conf);
42 }