/*
* JBoss, Home of Professional Open Source
* Copyright 2009 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.infinispan.util.concurrent;
/**
* Various transaction isolation levels as an enumerated class. Note that <a href="http://wiki.jboss.org/wiki/JBossCacheMVCC">MVCC</a>
* only supports {@link #READ_COMMITTED} and {@link #REPEATABLE_READ}, upgrading where possible.
* <p/>
* Also note that Infinispan defaults to {@link #READ_COMMITTED}.
* <p/>
*
* @author (various)
* @see <a href="http://en.wikipedia.org/wiki/Isolation_%28computer_science%29">Isolation levels</a>
* @since 4.0
*/
public enum IsolationLevel {
/**
* No isolation.
*/
NONE,
SERIALIZABLE,
REPEATABLE_READ,
READ_COMMITTED,
READ_UNCOMMITTED
}