private String adjustUsingServerData(MavenSnapshotVersionAdapterContext context) {
    // Get the latest build number from the metadata
    RepoPath repoPath = context.getRepoPath();
    String filePath = repoPath.getPath();
    int metadataBuildNumber = getLastBuildNumber(repoPath);
    int nextBuildNumber = metadataBuildNumber + 1;

    RepoPath parentPath = repoPath.getParent();

    // determine if the next build number should be the one read from the metadata
    ModuleInfo moduleInfo = context.getModuleInfo();
    String classifier = moduleInfo.getClassifier();
    boolean isPomChecksum =
        MavenNaming.isChecksum(filePath) && MavenNaming.isPom(PathUtils.stripExtension(filePath));
    if (metadataBuildNumber > 0 && (StringUtils.isNotBlank(classifier) || isPomChecksum)) {
      // pom checksums and artifacts with classifier are always deployed after the pom (which
      // triggers the
      // maven-metadata.xml calculation) so use the metadata build number
      nextBuildNumber = metadataBuildNumber;
    }
    if (metadataBuildNumber > 0 && MavenNaming.isPom(filePath)) {
      // the metadata might already represent an existing main artifact (in case the
      // maven-metadata.xml was deployed after the main artifact and before the pom/classifier)
      // so first check if there's already a file with the next build number
      if (findSnapshotFileByBuildNumber(parentPath, metadataBuildNumber + 1) == null) {
        // no files deployed with the next build number so either this is a pom deployment (parent
        // pom)
        // or this is a pom of a main artifact for which the maven-metadata.xml was deployed before
        // this pom
        if (findSnapshotPomFile(parentPath, metadataBuildNumber) == null) {
          // this is a pom attached to a main artifact deployed after maven-metadata.xml
          nextBuildNumber = metadataBuildNumber;
        }
      }
    }

    String timestamp = getSnapshotTimestamp(parentPath, nextBuildNumber);
    if (timestamp == null) {
      // probably the first deployed file for this build, use now for the timestamp
      timestamp = MavenModelUtils.dateToUniqueSnapshotTimestamp(new Date());
    }
    return buildUniqueSnapshotFileName(nextBuildNumber, timestamp, moduleInfo);
  }
  private String adjustChecksum(MavenSnapshotVersionAdapterContext context) {
    // find latest unique file matching the checksum coordinates
    RepositoryService repoService = ContextHelper.get().getRepositoryService();
    RepoPath repoPath = context.getRepoPath();
    RepoPath parentRepoPath = repoPath.getParent();
    RepoDescriptor repoDescriptor = repoService.repoDescriptorByKey(parentRepoPath.getRepoKey());
    RepoLayout repoLayout = repoDescriptor.getRepoLayout();

    String latestMatching = null;

    String originalChecksumRequestPath = repoPath.getPath();
    String originalRequestPathWithNoChecksum =
        PathUtils.stripExtension(originalChecksumRequestPath);

    if (repoService.exists(parentRepoPath)) {
      List<String> children = repoService.getChildrenNames(parentRepoPath);
      for (String child : children) {
        if (MavenNaming.isUniqueSnapshotFileName(child)) {

          ModuleInfo childModule =
              repoService.getItemModuleInfo(InternalRepoPathFactory.create(parentRepoPath, child));
          String fileRevisionIntegration = childModule.getFileIntegrationRevision();

          // Try to construct a new non-unique path as a descriptor
          String nonUniquePath =
              replaceIntegration(
                  ModuleInfoUtils.constructDescriptorPath(childModule, repoLayout, true),
                  fileRevisionIntegration);

          // If the path as a descriptor doesn't match, perhaps it's an artifact path
          if (!nonUniquePath.equals(originalRequestPathWithNoChecksum)) {
            // Try to construct a new non-unique path as an artifact
            nonUniquePath =
                replaceIntegration(
                    ModuleInfoUtils.constructArtifactPath(childModule, repoLayout),
                    fileRevisionIntegration);
          }

          if (nonUniquePath.equals(originalRequestPathWithNoChecksum)) {
            if (latestMatching == null
                || MavenNaming.getUniqueSnapshotVersionBuildNumber(latestMatching)
                    < MavenNaming.getUniqueSnapshotVersionBuildNumber(child)) {
              latestMatching = child;
            }
          }
        }
      }
    }

    // if latest not found, return invalid path which will fail and return a message to the client
    String timestamp =
        latestMatching != null
            ? MavenNaming.getUniqueSnapshotVersionTimestamp(latestMatching)
            : System.currentTimeMillis() + "";
    int buildNumber =
        latestMatching != null
            ? MavenNaming.getUniqueSnapshotVersionBuildNumber(latestMatching)
            : 0;

    // use the timestamp and build number from it. if not found return something that will fail?
    return buildUniqueSnapshotFileName(buildNumber, timestamp, context.getModuleInfo());
  }