001/*
002 * SonarQube
003 * Copyright (C) 2009-2018 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.batch.measure;
021
022import java.io.Serializable;
023import java.util.Collection;
024import java.util.List;
025import javax.annotation.CheckForNull;
026import javax.annotation.concurrent.ThreadSafe;
027
028import org.sonar.api.batch.ScannerSide;
029
030/**
031 * @since 4.5
032 */
033@ScannerSide
034@ThreadSafe
035public interface MetricFinder {
036
037  @CheckForNull
038  <G extends Serializable> Metric<G> findByKey(String key);
039
040  Collection<Metric<Serializable>> findAll(List<String> metricKeys);
041
042  Collection<Metric<Serializable>> findAll();
043}