001/*
002 * SonarQube
003 * Copyright (C) 2009-2016 SonarSource SA
004 * mailto:contact 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.debt.internal;
021
022import com.google.common.base.Predicate;
023import com.google.common.collect.ArrayListMultimap;
024import com.google.common.collect.Iterables;
025import com.google.common.collect.Multimap;
026import java.util.List;
027import javax.annotation.CheckForNull;
028import org.sonar.api.batch.debt.DebtCharacteristic;
029import org.sonar.api.batch.debt.DebtModel;
030
031import static com.google.common.collect.Lists.newArrayList;
032
033public class DefaultDebtModel implements DebtModel {
034
035  /**
036   * Sub-characteristics list can be retrieved with the characteristic key
037   * Characteristics list can be retrieved by with the null key
038   */
039  private Multimap<String, DebtCharacteristic> characteristicsByKey;
040
041  public DefaultDebtModel() {
042    characteristicsByKey = ArrayListMultimap.create();
043  }
044
045  public DefaultDebtModel addCharacteristic(DebtCharacteristic characteristic) {
046    characteristicsByKey.put(null, characteristic);
047    return this;
048  }
049
050
051  public DefaultDebtModel addSubCharacteristic(DebtCharacteristic subCharacteristic, String characteristicKey) {
052    characteristicsByKey.put(characteristicKey, subCharacteristic);
053    return this;
054  }
055
056  @Override
057  public List<DebtCharacteristic> characteristics() {
058    return newArrayList(characteristicsByKey.get(null));
059  }
060
061  @Override
062  public List<DebtCharacteristic> subCharacteristics(String characteristicKey) {
063    return newArrayList(characteristicsByKey.get(characteristicKey));
064  }
065
066  @Override
067  public List<DebtCharacteristic> allCharacteristics() {
068    return newArrayList(characteristicsByKey.values());
069  }
070
071  @Override
072  @CheckForNull
073  public DebtCharacteristic characteristicByKey(final String key) {
074    return Iterables.find(characteristicsByKey.values(), new MatchDebtCharacteristicKey(key), null);
075  }
076
077  @CheckForNull
078  public DebtCharacteristic characteristicById(int id) {
079    return Iterables.find(characteristicsByKey.values(), new MatchDebtCharacteristicId(id), null);
080  }
081
082  private static class MatchDebtCharacteristicKey implements Predicate<DebtCharacteristic> {
083    private final String key;
084
085    public MatchDebtCharacteristicKey(String key) {
086      this.key = key;
087    }
088
089    @Override
090    public boolean apply(DebtCharacteristic input) {
091      return key.equals(input.key());
092    }
093  }
094
095  private static class MatchDebtCharacteristicId implements Predicate<DebtCharacteristic> {
096    private final int id;
097
098    public MatchDebtCharacteristicId(int id) {
099      this.id = id;
100    }
101
102    @Override
103    public boolean apply(DebtCharacteristic input) {
104      return id == ((DefaultDebtCharacteristic) input).id();
105    }
106  }
107}