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    package org.sonar.java.squid;
021    
022    import org.sonar.java.squid.visitor.SquidVisitor;
023    import org.sonar.squid.api.SourceClass;
024    import org.sonar.squid.api.SourceCode;
025    import org.sonar.squid.api.SourceFile;
026    import org.sonar.squid.api.SourceMethod;
027    
028    public class SquidVisitorNotifier {
029    
030      private final SourceFile sourceFile;
031      private final SquidVisitor[] squidVisitors;
032    
033      public SquidVisitorNotifier(SourceFile sourceFile, SquidVisitor... squidVisitors) {
034        this.sourceFile = sourceFile;
035        this.squidVisitors = new SquidVisitor[squidVisitors.length];
036        System.arraycopy(squidVisitors, 0, this.squidVisitors, 0, squidVisitors.length);
037      }
038    
039      public void notifyVisitors() {
040        callVisitFile();
041      }
042    
043      private void callVisitFile() {
044        for (SquidVisitor visitor : squidVisitors) {
045          visitor.visitFile(sourceFile);
046        }
047        visitChildren(sourceFile);
048      }
049    
050      private void visitChildren(SourceCode sourceCode) {
051        if (sourceCode instanceof SourceClass) {
052          for (SquidVisitor visitor : squidVisitors) {
053            visitor.visitClass((SourceClass) sourceCode);
054          }
055        } else if (sourceCode instanceof SourceMethod) {
056          for (SquidVisitor visitor : squidVisitors) {
057            visitor.visitMethod((SourceMethod) sourceCode);
058          }
059        }
060    
061        if (sourceCode.hasChildren()) {
062          for (SourceCode child : sourceCode.getChildren()) {
063            visitChildren(child);
064          }
065        }
066      }
067    }