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 */
020
021package org.sonar.java.squid;
022
023import java.util.Collection;
024import java.util.Collections;
025
026import org.sonar.java.squid.check.SquidCheck;
027import org.sonar.java.squid.visitor.SquidVisitor;
028import org.sonar.squid.api.CodeScanner;
029import org.sonar.squid.api.CodeVisitor;
030import org.sonar.squid.api.SourceCode;
031import org.sonar.squid.api.SourceFile;
032import org.sonar.squid.indexer.QueryByType;
033import org.sonar.squid.indexer.SquidIndex;
034
035public class SquidScanner extends CodeScanner<CodeVisitor> {
036
037  private SquidIndex indexer;
038
039  public SquidScanner(SquidIndex indexer) {
040    this.indexer = indexer;
041  }
042
043  public void scan() {
044    Collection<SourceCode> files = indexer.search(new QueryByType(SourceFile.class));
045    notifySquidVisitors(files);
046  }
047
048  private void notifySquidVisitors(Collection<SourceCode> files) {
049    SquidVisitor[] visitorArray = getVisitors().toArray(new SquidVisitor[getVisitors().size()]);
050    for (SourceCode sourceFile : files) {
051      new SquidVisitorNotifier((SourceFile) sourceFile, visitorArray).notifyVisitors();
052    }
053  }
054
055  @Override
056  public Collection<Class<? extends CodeVisitor>> getVisitorClasses() {
057    return Collections.emptyList();
058  }
059
060  @Override
061  public void accept(CodeVisitor visitor) {
062    if (visitor instanceof SquidCheck) {
063      super.accept(visitor);
064    }
065  }
066
067}