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.rules;
021
022import java.util.LinkedHashSet;
023import java.util.Set;
024
025import static java.lang.String.format;
026import static java.util.Arrays.stream;
027import static java.util.Collections.unmodifiableSet;
028import static java.util.stream.Collectors.toList;
029
030public enum RuleType {
031  CODE_SMELL(1), BUG(2), VULNERABILITY(3);
032
033  private static final Set<String> ALL_NAMES = unmodifiableSet(new LinkedHashSet<>(stream(values())
034    .map(Enum::name)
035    .collect(toList())));
036
037  private final int dbConstant;
038
039  RuleType(int dbConstant) {
040    this.dbConstant = dbConstant;
041  }
042
043  public int getDbConstant() {
044    return dbConstant;
045  }
046
047  public static Set<String> names() {
048    return ALL_NAMES;
049  }
050
051  /**
052   * Returns the enum constant of the specified DB column value.
053   */
054  public static RuleType valueOf(int dbConstant) {
055    // iterating the array is fast-enough as size is small. No need for a map.
056    for (RuleType type : values()) {
057      if (type.getDbConstant() == dbConstant) {
058        return type;
059      }
060    }
061    throw new IllegalArgumentException(format("Unsupported type value : %d", dbConstant));
062  }
063
064}