private ModificationData createModificationDataGitProxy()

in git-server/src/main/java/jetbrains/buildServer/buildTriggers/vcs/git/gitProxy/GitProxyChangesCollector.java [616:682]
58 lines of code
17 McCabe index (conditional complexity)

  private ModificationData createModificationDataGitProxy(@NotNull CommitInfo info, @NotNull CommitChange firstEdgeChange, @NotNull GitVcsRoot gitRoot, @NotNull VcsRoot root,
                                                          @Nullable List<CommitChange> mergeEdgeChanges, @Nullable Map<String, List<String>> submodulePrefixesMap,
                                                          boolean exceptionOnSubmoduleChanges) {
    CommitChange change;
    Map<String, LinkedHashMap<String, ChangeType>> perParentChangedFilesForMergeCommit = null;

    if (mergeEdgeChanges == null) {
      change = firstEdgeChange;
    } else {
      perParentChangedFilesForMergeCommit = new HashMap<>();
      addFileChanges(perParentChangedFilesForMergeCommit, firstEdgeChange);
      for (CommitChange edgeChange : mergeEdgeChanges) {
        addFileChanges(perParentChangedFilesForMergeCommit, edgeChange);
      }
      change = inferMergeCommitChange(firstEdgeChange, perParentChangedFilesForMergeCommit);
    }

    List<VcsChange> vcsChanges = new ArrayList<>(change.changes.size());
    for (FileChange fileChange : change.changes) {
      VcsChangeInfo.Type changeType;
      switch (fileChange.changeType) {
        case Added: changeType = VcsChangeInfo.Type.ADDED; break;
        case Deleted: changeType = VcsChangeInfo.Type.REMOVED; break;
        case Modified: changeType = VcsChangeInfo.Type.CHANGED; break;
        default: changeType = VcsChangeInfo.Type.NOT_CHANGED;
      }

      String filePath = fileChange.getDisplayPath();
      if (fileChange.entryType == EntryType.GitLink) {
        if (exceptionOnSubmoduleChanges) {
          throw new GitProxySubmoduleChangesNotSupported();
        }
        if (submodulePrefixesMap != null) {
          submodulePrefixesMap.computeIfAbsent(info.id, (k) -> new ArrayList<>()).add(filePath + "/");
        }
        // we don't list changes in submodules for now
        continue;
      }

     vcsChanges.add(new VcsChange(changeType,
                           null, // TODO identify if file mode has changed and provide description in that case
                           filePath,
                           filePath,
                           (info.parents == null || info.parents.isEmpty()) ? ObjectId.zeroId().name() : info.parents.get(0),
                           info.id));
    }

    String author = GitServerUtil.getUser(gitRoot, new PersonIdent(info.author.name, info.author.email));
    Date authorDate = new Date((long)info.authorTime * 1000);
    ModificationData modificationData = new ModificationData(authorDate, vcsChanges, info.fullMessage, author, root, change.revision, change.revision);

    if (perParentChangedFilesForMergeCommit != null) {
      setMergeCommitAttributes(modificationData, perParentChangedFilesForMergeCommit);
    }
    String commiter = GitServerUtil.getUser(gitRoot, new PersonIdent(info.committer.name, info.committer.email));
    Date commitDate = new Date((long)info.commitTime * 1000);
    if (!Objects.equals(authorDate, commitDate)) {
      modificationData.setAttribute(DBVcsModification.TEAMCITY_COMMIT_TIME, Long.toString(commitDate.getTime()));
    }
    if (!Objects.equals(author, commiter)) {
      modificationData.setAttribute(DBVcsModification.TEAMCITY_COMMIT_USER, commiter);
    }

    modificationData.setParentRevisions(info.parents != null && !info.parents.isEmpty() ? info.parents : Collections.singletonList(ObjectId.zeroId().name()));

    return modificationData;
  }