001/*
002 * CDDL HEADER START
003 *
004 * The contents of this file are subject to the terms of the
005 * Common Development and Distribution License, Version 1.0 only
006 * (the "License").  You may not use this file except in compliance
007 * with the License.
008 *
009 * You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
010 * or http://forgerock.org/license/CDDLv1.0.html.
011 * See the License for the specific language governing permissions
012 * and limitations under the License.
013 *
014 * When distributing Covered Code, include this CDDL HEADER in each
015 * file and include the License file at legal-notices/CDDLv1_0.txt.
016 * If applicable, add the following below this CDDL HEADER, with the
017 * fields enclosed by brackets "[]" replaced with your own identifying
018 * information:
019 *      Portions Copyright [yyyy] [name of copyright owner]
020 *
021 * CDDL HEADER END
022 *
023 *      Portions Copyright 2013-2014 ForgeRock AS
024 */
025package org.opends.server.replication.server.changelog.je;
026
027import org.forgerock.i18n.slf4j.LocalizedLogger;
028
029import com.sleepycat.je.DatabaseException;
030import com.sleepycat.je.Transaction;
031
032/**
033 * Utility class for JE.
034 */
035public final class JEUtils
036{
037
038  /** The tracer object for the debug logger. */
039  private static final LocalizedLogger logger = LocalizedLogger.getLoggerForThisClass();
040
041  private JEUtils()
042  {
043    // Utility class
044  }
045
046  /**
047   * Aborts the current transaction. It has no effect if the transaction has
048   * committed.
049   * <p>
050   * This method should only be used after an exception was caught and is about
051   * to be rethrown .
052   *
053   * @param txn
054   *          the transaction to abort
055   */
056  public static void abort(Transaction txn)
057  {
058    if (txn != null)
059    {
060      try
061      {
062        txn.abort();
063      }
064      catch (DatabaseException ignored)
065      {
066        // Ignored because code is already throwing an exception
067        logger.traceException(ignored);
068      }
069    }
070  }
071}