001/*
002 * Sonar, open source software quality management tool.
003 * Copyright (C) 2008-2012 SonarSource
004 * mailto:contact AT sonarsource DOT com
005 *
006 * Sonar 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 * Sonar 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
017 * License along with Sonar; if not, write to the Free Software
018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019 */
020package org.sonar.server.platform;
021
022import org.apache.commons.lang.builder.ReflectionToStringBuilder;
023import org.apache.commons.lang.builder.ToStringStyle;
024import org.sonar.api.platform.ServerUpgradeStatus;
025import org.sonar.core.persistence.DatabaseVersion;
026
027/**
028 * @since 2.5
029 */
030public final class DefaultServerUpgradeStatus implements ServerUpgradeStatus {
031
032  private int initialDbVersion;
033  private DatabaseVersion dbVersion;
034
035  public DefaultServerUpgradeStatus(DatabaseVersion dbVersion) {
036    this.dbVersion = dbVersion;
037  }
038
039  public void start() {
040    Integer v = dbVersion.getVersion();
041    this.initialDbVersion = (v != null ? v : -1);
042  }
043
044  public boolean isUpgraded() {
045    return !isFreshInstall() && (initialDbVersion < DatabaseVersion.LAST_VERSION);
046  }
047
048  public boolean isFreshInstall() {
049    return initialDbVersion<0;
050  }
051
052  public int getInitialDbVersion() {
053    return initialDbVersion;
054  }
055
056  @Override
057  public String toString() {
058    return new ReflectionToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE).toString();
059  }
060}