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   1 /*
   2  * SonarQube
   3  * Copyright (C) 2009-2022 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.duplication.ws;
  21
  22 import com.google.common.annotations.VisibleForTesting;
  23 import java.util.HashMap;
  24 import java.util.LinkedHashMap;
  25 import java.util.List;
  26 import java.util.Map;
  27 import java.util.Optional;
  28 import javax.annotation.CheckForNull;
  29 import javax.annotation.Nullable;
  30 import javax.inject.Inject;
  31 import org.apache.commons.lang.StringUtils;
  32 import org.sonar.db.DbClient;
  33 import org.sonar.db.DbSession;
  34 import org.sonar.db.component.ComponentDao;
  35 import org.sonar.db.component.ComponentDto;
  36 import org.sonarqube.ws.Duplications;
  37 import org.sonarqube.ws.Duplications.Block;
  38 import org.sonarqube.ws.Duplications.ShowResponse;
  39
  40 import static java.util.Optional.ofNullable;
  41
  42 public class ShowResponseBuilder {
  43
  44   private final ComponentDao componentDao;
  45
  46   @Inject
  47   public ShowResponseBuilder(DbClient dbClient) {
  48     this.componentDao = dbClient.componentDao();
  49   }
  50
  51   @VisibleForTesting
  52   ShowResponseBuilder(ComponentDao componentDao) {
  53     this.componentDao = componentDao;
  54   }
  55
  56   ShowResponse build(DbSession session, List<DuplicationsParser.Block> blocks, @Nullable String branch, @Nullable String pullRequest) {
  57     Map<String, Reference> refByComponentKey = new LinkedHashMap<>();
  58     ShowResponse.Builder response = ShowResponse.newBuilder();
  59     blocks.stream()
  60       .map(block -> toWsDuplication(block, refByComponentKey))
  61       .forEach(response::addDuplications);
  62
  63     writeFileRefs(session, refByComponentKey, response, branch, pullRequest);
  64     return response.build();
  65   }
  66
  67   private static Duplications.Duplication.Builder toWsDuplication(DuplicationsParser.Block block, Map<String, Reference> refByComponentKey) {
  68     Duplications.Duplication.Builder wsDuplication = Duplications.Duplication.newBuilder();
  69     block.getDuplications().stream()
  70       .map(duplication -> toWsBlock(duplication, refByComponentKey))
  71       .forEach(wsDuplication::addBlocks);
  72
  73     return wsDuplication;
  74   }
  75
  76   private static Block.Builder toWsBlock(Duplication duplication, Map<String, Reference> refByComponentKey) {
  77     Block.Builder block = Block.newBuilder();
  78
  79     if (!duplication.removed()) {
  80       Reference ref = refByComponentKey.computeIfAbsent(duplication.componentDbKey(), k -> new Reference(
  81         Integer.toString(refByComponentKey.size() + 1),
  82         duplication.componentDto(),
  83         duplication.componentDbKey()));
  84       block.setRef(ref.getId());
  85     }
  86
  87     block.setFrom(duplication.from());
  88     block.setSize(duplication.size());
  89
  90     return block;
  91   }
  92
  93   private void writeFileRefs(DbSession session, Map<String, Reference> refByComponentKey, ShowResponse.Builder response, @Nullable String branch, @Nullable String pullRequest) {
  94     Map<String, ComponentDto> projectsByUuid = new HashMap<>();
  95
  96     for (Map.Entry<String, Reference> entry : refByComponentKey.entrySet()) {
  97       Reference ref = entry.getValue();
  98       ComponentDto file = ref.getDto();
  99
 100       if (file != null) {
 101         ComponentDto project = getProject(file.branchUuid(), projectsByUuid, session);
 102         response.putFiles(ref.getId(), toWsFile(file, project, branch, pullRequest));
 103       } else {
 104         response.putFiles(ref.getId(), toWsFile(ref.getComponentKey(), branch, pullRequest));
 105       }
 106     }
 107   }
 108
 109   private static Duplications.File toWsFile(String componentKey, @Nullable String branch, @Nullable String pullRequest) {
 110     Duplications.File.Builder wsFile = Duplications.File.newBuilder();
 111     String keyWithoutBranch = ComponentDto.removeBranchAndPullRequestFromKey(componentKey);
 112     wsFile.setKey(keyWithoutBranch);
 113     wsFile.setName(StringUtils.substringAfterLast(keyWithoutBranch, ":"));
 114     ofNullable(branch).ifPresent(wsFile::setBranch);
 115     ofNullable(pullRequest).ifPresent(wsFile::setPullRequest);
 116     return wsFile.build();
 117   }
 118
 119   private static Duplications.File toWsFile(ComponentDto file, @Nullable ComponentDto project,
 120     @Nullable String branch, @Nullable String pullRequest) {
 121     Duplications.File.Builder wsFile = Duplications.File.newBuilder();
 122     wsFile.setKey(file.getKey());
 123     wsFile.setUuid(file.uuid());
 124     wsFile.setName(file.longName());
 125     ofNullable(project).ifPresent(p -> {
 126       wsFile.setProject(p.getKey());
 127       wsFile.setProjectUuid(p.uuid());
 128       wsFile.setProjectName(p.longName());
 129       ofNullable(branch).ifPresent(wsFile::setBranch);
 130       ofNullable(pullRequest).ifPresent(wsFile::setPullRequest);
 131     });
 132     return wsFile.build();
 133   }
 134
 135   private ComponentDto getProject(String projectUuid, Map<String, ComponentDto> projectsByUuid, DbSession session) {
 136     ComponentDto project = projectsByUuid.get(projectUuid);
 137     if (project == null) {
 138       Optional<ComponentDto> projectOptional = componentDao.selectByUuid(session, projectUuid);
 139       if (projectOptional.isPresent()) {
 140         project = projectOptional.get();
 141         projectsByUuid.put(project.uuid(), project);
 142       }
 143     }
 144     return project;
 145   }
 146
 147   private static class Reference {
 148     private final String id;
 149     private final ComponentDto dto;
 150     private final String componentKey;
 151
 152     public Reference(String id, @Nullable ComponentDto dto, String componentKey) {
 153       this.id = id;
 154       this.dto = dto;
 155       this.componentKey = componentKey;
 156     }
 157
 158     public String getId() {
 159       return id;
 160     }
 161
 162     @CheckForNull
 163     public ComponentDto getDto() {
 164       return dto;
 165     }
 166
 167     public String getComponentKey() {
 168       return componentKey;
 169     }
 170
 171   }
 172
 173 }