001/*
002 * Sonar, open source software quality management tool.
003 * Copyright (C) 2008-2012 SonarSource
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 */
020package org.sonar.java.ast.visitor;
021
022import org.sonar.squid.api.SourceFile;
023import org.sonar.squid.api.SourcePackage;
024import org.sonar.squid.measures.Metric;
025
026import com.puppycrawl.tools.checkstyle.api.DetailAST;
027
028public class FileVisitor extends JavaAstVisitor {
029
030  @Override
031  public void visitFile(DetailAST ast) {
032    String fileName = extractFileNameFromFilePath(getFileContents().getFilename());
033    SourceFile sourceFile = createSourceFile(peekParentPackage(), fileName);
034    sourceFile.setMeasure(Metric.FILES, 1);
035    addSourceCode(sourceFile);
036  }
037
038  @Override
039  public void leaveFile(DetailAST ast) {
040    popSourceCode();
041  }
042
043  static String extractFileNameFromFilePath(String filePath) {
044    int lastIndexOfSlashOrBackSlashChar = filePath.lastIndexOf('/');
045    if (lastIndexOfSlashOrBackSlashChar != -1) {
046      return filePath.substring(lastIndexOfSlashOrBackSlashChar + 1);
047    }
048    lastIndexOfSlashOrBackSlashChar = filePath.lastIndexOf('\\');
049    if (lastIndexOfSlashOrBackSlashChar != -1) {
050      return filePath.substring(lastIndexOfSlashOrBackSlashChar + 1);
051    }
052    return filePath;
053  }
054
055  static SourceFile createSourceFile(SourcePackage parentPackage, String fileName) {
056    StringBuilder key = new StringBuilder();
057    if (parentPackage != null && !"".equals(parentPackage.getKey())) {
058      key.append(parentPackage.getKey());
059      key.append("/");
060    }
061    key.append(fileName);
062    return new SourceFile(key.toString(), fileName);
063  }
064}