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.plugins.cpd; 021 022 import net.sourceforge.pmd.cpd.TokenEntry; 023 import org.slf4j.Logger; 024 import org.slf4j.LoggerFactory; 025 import org.sonar.api.batch.CpdMapping; 026 import org.sonar.api.batch.SensorContext; 027 import org.sonar.api.resources.Project; 028 import org.sonar.api.resources.Resource; 029 import org.sonar.duplications.cpd.Match; 030 031 import java.io.File; 032 import java.util.HashMap; 033 import java.util.Iterator; 034 import java.util.Map; 035 036 public class CpdAnalyser { 037 038 private static final Logger LOG = LoggerFactory.getLogger(CpdAnalyser.class); 039 040 private CpdMapping mapping; 041 private SensorContext context; 042 private Project project; 043 044 public CpdAnalyser(Project project, SensorContext context, CpdMapping mapping) { 045 this.mapping = mapping; 046 this.context = context; 047 this.project = project; 048 } 049 050 public void analyse(Iterator<Match> matches) { 051 Map<Resource, DuplicationsData> duplicationsData = new HashMap<Resource, DuplicationsData>(); 052 while (matches.hasNext()) { 053 Match match = matches.next(); 054 055 for (TokenEntry firstMark : match.getMarkSet()) { 056 String firstAbsolutePath = firstMark.getTokenSrcID(); 057 int firstLine = firstMark.getBeginLine(); 058 059 Resource firstFile = mapping.createResource(new File(firstAbsolutePath), project.getFileSystem().getSourceDirs()); 060 if (firstFile == null) { 061 LOG.warn("CPD - File not found : {}", firstAbsolutePath); 062 continue; 063 } 064 065 DuplicationsData firstFileData = getDuplicationsData(duplicationsData, firstFile); 066 firstFileData.incrementDuplicatedBlock(); 067 068 for (TokenEntry tokenEntry : match.getMarkSet()) { 069 String secondAbsolutePath = tokenEntry.getTokenSrcID(); 070 int secondLine = tokenEntry.getBeginLine(); 071 if (secondAbsolutePath.equals(firstAbsolutePath) && firstLine == secondLine) { 072 continue; 073 } 074 Resource secondFile = mapping.createResource(new File(secondAbsolutePath), project.getFileSystem().getSourceDirs()); 075 if (secondFile == null) { 076 LOG.warn("CPD - File not found : {}", secondAbsolutePath); 077 continue; 078 } 079 080 String resourceKey = SonarEngine.getFullKey(project, secondFile); 081 firstFileData.cumulate(resourceKey, secondLine, firstLine, match.getLineCount()); 082 } 083 } 084 } 085 086 for (Map.Entry<Resource, DuplicationsData> entry : duplicationsData.entrySet()) { 087 entry.getValue().save(context, entry.getKey()); 088 } 089 } 090 091 private DuplicationsData getDuplicationsData(Map<Resource, DuplicationsData> fileContainer, Resource file) { 092 DuplicationsData data = fileContainer.get(file); 093 if (data == null) { 094 String resourceKey = SonarEngine.getFullKey(project, file); 095 data = new DuplicationsData(resourceKey); 096 fileContainer.put(file, data); 097 } 098 return data; 099 } 100 101 }