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.batch.rule.internal;
021
022import org.sonar.api.batch.rule.ActiveRules;
023import org.sonar.api.rule.RuleKey;
024
025import java.util.LinkedHashMap;
026import java.util.Map;
027
028/**
029 * Builds instances of {@link org.sonar.api.batch.rule.ActiveRules}.
030 * <b>For unit testing and internal use only</b>.
031 *
032 * @since 4.2
033 */
034public class ActiveRulesBuilder {
035
036  private final Map<RuleKey, NewActiveRule> map = new LinkedHashMap<>();
037
038  public NewActiveRule create(RuleKey ruleKey) {
039    return new NewActiveRule(this, ruleKey);
040  }
041
042  void activate(NewActiveRule newActiveRule) {
043    if (map.containsKey(newActiveRule.ruleKey)) {
044      throw new IllegalStateException(String.format("Rule '%s' is already activated", newActiveRule.ruleKey));
045    }
046    map.put(newActiveRule.ruleKey, newActiveRule);
047  }
048
049  public ActiveRules build() {
050    return new DefaultActiveRules(map.values());
051  }
052}