private void setChangeSets(BuildRun buildRun, BuildInfo info) {
    for (VcsModification change : info.getChanges()) {
      // See if we have this ChangeSet in the system.
      ChangeSetFilter filter = new ChangeSetFilter();
      String id = change.getId();

      filter.reference.add(id);
      Collection<ChangeSet> changeSetList = config.getV1Instance().get().changeSets(filter);
      if (changeSetList.isEmpty()) {
        // We don't have one yet. Create one.
        StringBuilder name = new StringBuilder();
        name.append('\'');
        name.append(change.getUserName());
        if (change.getDate() != null) {
          name.append("\' on \'");
          name.append(new DB.DateTime(change.getDate()));
        }
        name.append('\'');

        Map<String, Object> attributes = new HashMap<String, Object>();
        attributes.put("Description", change.getComment());
        ChangeSet changeSet =
            config.getV1Instance().create().changeSet(name.toString(), id, attributes);

        changeSetList = new ArrayList<ChangeSet>(1);
        changeSetList.add(changeSet);
      }

      Set<PrimaryWorkitem> workitems = determineWorkitems(change.getComment());
      associateWithBuildRun(buildRun, changeSetList, workitems);
    }
  }
  /**
   * Find the first BuildProject where the Reference matches the projectName.
   *
   * @param info information about build run
   * @return V1 representation of the project if match; otherwise - null.
   */
  private BuildProject getBuildProject(BuildInfo info) {
    BuildProjectFilter filter = new BuildProjectFilter();

    filter.references.add(info.getProjectName());
    Collection<BuildProject> projects = config.getV1Instance().get().buildProjects(filter);
    if (projects.isEmpty()) {
      return null;
    }
    return projects.iterator().next();
  }