001/*
002 * SonarQube
003 * Copyright (C) 2009-2017 SonarSource SA
004 * mailto:info AT sonarsource DOT com
005 *
006 * This program is free software; you can redistribute it and/or
007 * modify it under the terms of the GNU Lesser General Public
008 * License as published by the Free Software Foundation; either
009 * version 3 of the License, or (at your option) any later version.
010 *
011 * This program is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014 * Lesser General Public License for more details.
015 *
016 * You should have received a copy of the GNU Lesser General Public License
017 * along with this program; if not, write to the Free Software Foundation,
018 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
019 */
020package org.sonar.api.platform;
021
022import org.sonar.api.ce.ComputeEngineSide;
023import org.sonar.api.server.ServerSide;
024
025/**
026 * @since 2.5
027 */
028@ServerSide
029@ComputeEngineSide
030public interface ServerUpgradeStatus {
031
032  /**
033   * Has the database been upgraded during the current startup ? Return false when {@link #isFreshInstall()} is true.
034   */
035  boolean isUpgraded();
036
037  /**
038   * Has the database been created from scratch during the current startup ?
039   */
040  boolean isFreshInstall();
041
042  /**
043   * The database version before the server startup. Returns a non-zero negative value if db created from scratch.
044   */
045  int getInitialDbVersion();
046
047}