001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2009 SonarSource SA
004     * mailto:contact AT sonarsource DOT com
005     *
006     * Sonar 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     * Sonar 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
017     * License along with Sonar; if not, write to the Free Software
018     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019     */
020    package org.sonar.squid.api;
021    
022    public enum SourceCodeEdgeUsage {
023      /**
024       * Example: class A extends class B
025       */
026      EXTENDS,
027    
028      /**
029       * Example: class A implements an interface B
030       */
031      IMPLEMENTS,
032    
033      /**
034       * Examples:
035       * <ul>
036       * <li>method A returns an object of type B</li>
037       * <li>method A declares a parameter of type B</li>
038       * <li>method A throws an exception of type B</li>
039       * <li>method A catch an exception of type B</li>
040       * </ul>
041       */
042      USES,
043    
044      CALLS_FIELD, CALLS_METHOD,
045    
046      /**
047       * Example: class A declares a field of type B
048       */
049      CONTAINS,
050    
051      /**
052       * Unknown type
053       */
054      NO_LINK
055    }