001/*
002 * SonarQube, open source software quality management tool.
003 * Copyright (C) 2008-2013 SonarSource
004 * mailto:contact AT sonarsource DOT com
005 *
006 * SonarQube 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 * SonarQube 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.batch;
021
022import org.sonar.api.BatchComponent;
023import org.sonar.api.measures.Measure;
024
025import java.util.List;
026
027/**
028 * The TimeMachine extension point
029 *
030 * @since 1.10
031 */
032public interface TimeMachine extends BatchComponent {
033
034  /**
035   * Past measures, sorted by date. Returns all fields.
036   * <p/>
037   * <p>Measures of current analysis are not included.</p>
038   */
039  List<Measure> getMeasures(TimeMachineQuery query);
040
041  /**
042   * Past measures sorted by date. Return only a subset of basic fields : [date (java.util.Date), metric (org.sonar.api.measures.Metric), value (Double)].
043   * <p/>
044   * <p>Measures of current analysis are not included.</p>
045   * <p>This method is recommended instead of getMeasures() for performance reasons. It needs less memory.</p>
046   */
047  List<Object[]> getMeasuresFields(TimeMachineQuery query);
048
049}