1 /*
2 ORDI - Ontology Repository and Data Integration
3
4 Copyright (c) 2004-2007, OntoText Lab. / SIRMA
5
6 This library is free software; you can redistribute it and/or modify it under
7 the terms of the GNU Lesser General Public License as published by the Free
8 Software Foundation; either version 2.1 of the License, or (at your option)
9 any later version.
10 This library is distributed in the hope that it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
13 details.
14 You should have received a copy of the GNU Lesser General Public License along
15 with this library; if not, write to the Free Software Foundation, Inc.,
16 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18 package com.ontotext.ordi;
19
20 public enum IsolationLevel {
21
22 /**
23 * A constant indicating that transactions are not supported.
24 */
25 TRANSACTION_NONE,
26
27 /**
28 * A constant indicating that dirty reads are prevented; non-repeatable
29 * reads and phantom reads can occur.
30 */
31 TRANSACTION_READ_COMMITTED,
32
33 /**
34 * A constant indicating that dirty reads, non-repeatable reads and phantom
35 * reads can occur.
36 */
37 TRANSACTION_READ_UNCOMMITTED,
38
39 /**
40 * A constant indicating that dirty reads and non-repeatable reads are
41 * prevented; phantom reads can occur.
42 */
43 TRANSACTION_REPEATABLE_READ,
44
45 /**
46 * A constant indicating that dirty reads, non-repeatable reads and phantom
47 * reads are prevented.
48 */
49 TRANSACTION_SERIALIZABLE
50 }