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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2017 SonarSource SA
   4  * mailto:info AT sonarsource DOT com
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  */
  20 package org.sonar.server.computation.task.projectanalysis.step;
  21
  22 import org.sonar.core.util.CloseableIterator;
  23 import org.sonar.db.DbClient;
  24 import org.sonar.db.DbSession;
  25 import org.sonar.db.duplication.DuplicationUnitDto;
  26 import org.sonar.scanner.protocol.output.ScannerReport;
  27 import org.sonar.server.computation.task.projectanalysis.analysis.AnalysisMetadataHolder;
  28 import org.sonar.server.computation.task.projectanalysis.batch.BatchReportReader;
  29 import org.sonar.server.computation.task.projectanalysis.component.Component;
  30 import org.sonar.server.computation.task.projectanalysis.component.CrawlerDepthLimit;
  31 import org.sonar.server.computation.task.projectanalysis.component.DepthTraversalTypeAwareCrawler;
  32 import org.sonar.server.computation.task.projectanalysis.component.TreeRootHolder;
  33 import org.sonar.server.computation.task.projectanalysis.component.TypeAwareVisitorAdapter;
  34 import org.sonar.server.computation.task.projectanalysis.duplication.CrossProjectDuplicationStatusHolder;
  35 import org.sonar.server.computation.task.step.ComputationStep;
  36
  37 import static org.sonar.server.computation.task.projectanalysis.component.ComponentVisitor.Order.PRE_ORDER;
  38
  39 /**
  40  * Persist cross project duplications text blocks into DUPLICATIONS_INDEX table
  41  */
  42 public class PersistCrossProjectDuplicationIndexStep implements ComputationStep {
  43
  44   private final DbClient dbClient;
  45   private final TreeRootHolder treeRootHolder;
  46   private final AnalysisMetadataHolder analysisMetadataHolder;
  47   private final BatchReportReader reportReader;
  48   private final CrossProjectDuplicationStatusHolder crossProjectDuplicationStatusHolder;
  49
  50   public PersistCrossProjectDuplicationIndexStep(CrossProjectDuplicationStatusHolder crossProjectDuplicationStatusHolder, DbClient dbClient,
  51     TreeRootHolder treeRootHolder, AnalysisMetadataHolder analysisMetadataHolder,
  52     BatchReportReader reportReader) {
  53     this.dbClient = dbClient;
  54     this.treeRootHolder = treeRootHolder;
  55     this.analysisMetadataHolder = analysisMetadataHolder;
  56     this.reportReader = reportReader;
  57     this.crossProjectDuplicationStatusHolder = crossProjectDuplicationStatusHolder;
  58   }
  59
  60   @Override
  61   public void execute() {
  62     if (!crossProjectDuplicationStatusHolder.isEnabled()) {
  63       return;
  64     }
  65
  66     try (DbSession dbSession = dbClient.openSession(true)) {
  67       Component project = treeRootHolder.getRoot();
  68       new DepthTraversalTypeAwareCrawler(new DuplicationVisitor(dbSession, analysisMetadataHolder.getUuid())).visit(project);
  69       dbSession.commit();
  70     }
  71   }
  72
  73   private class DuplicationVisitor extends TypeAwareVisitorAdapter {
  74
  75     private final DbSession session;
  76     private final String analysisUuid;
  77
  78     private DuplicationVisitor(DbSession session, String analysisUuid) {
  79       super(CrawlerDepthLimit.FILE, PRE_ORDER);
  80       this.session = session;
  81       this.analysisUuid = analysisUuid;
  82     }
  83
  84     @Override
  85     public void visitFile(Component file) {
  86       visitComponent(file);
  87     }
  88
  89     private void visitComponent(Component component) {
  90       readFromReport(component);
  91     }
  92
  93     private void readFromReport(Component component) {
  94       int indexInFile = 0;
  95       try (CloseableIterator<ScannerReport.CpdTextBlock> blocks = reportReader.readCpdTextBlocks(component.getReportAttributes().getRef())) {
  96         while (blocks.hasNext()) {
  97           ScannerReport.CpdTextBlock block = blocks.next();
  98           dbClient.duplicationDao().insert(
  99             session,
 100             new DuplicationUnitDto()
 101               .setHash(block.getHash())
 102               .setStartLine(block.getStartLine())
 103               .setEndLine(block.getEndLine())
 104               .setIndexInFile(indexInFile)
 105               .setAnalysisUuid(analysisUuid)
 106               .setComponentUuid(component.getUuid()));
 107           indexInFile++;
 108         }
 109       }
 110     }
 111
 112   }
 113
 114   @Override
 115   public String getDescription() {
 116     return "Persist cross project duplications index";
 117   }
 118
 119 }