cause);
  }

  private static <X extends Exception> List<Constructor<X>> preferringStringsThenThrowables(
      List<Constructor<X>> constructors) {
    return WITH_STRING_PARAM_THEN_WITH_THROWABLE_PARAM.sortedCopy(constructors);
  }

  // TODO: b/296487962 - Consider defining a total order over constructors.
  private static final Ordering<List<Class<?>>> ORDERING_BY_CONSTRUCTOR_PARAMETER_LIST =
      Ordering.natural()

ftp> ls runner/
229 Entering Extended Passive Mode (|||39155|)
150 Opening ASCII mode data connection for file list
drwxrwxrwx 1 nobody nobody            0 Jan  1 00:00 chunkdocs/
drwxrwxrwx 1 nobody nobody            0 Jan  1 00:00 testdir/
...
```

Following example shows how to list an object and download it locally via `ftp` client:

```
ftp> ls runner/chunkdocs/metadata

  // Items is a list of ClusterRoleBindings
  repeated ClusterRoleBinding items = 2;
}

// ClusterRoleList is a collection of ClusterRoles
message ClusterRoleList {
  // Standard object's metadata.
  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // Items is a list of ClusterRoles
  repeated ClusterRole items = 2;
}

        FunctionScoreQueryBuilder functionScoreQuery =
                QueryBuilders.functionScoreQuery(queryBuilder, list.toArray(new FilterFunctionBuilder[list.size()]));
        regQ(functionScoreQuery);
        return functionScoreQuery;
    }

    protected BoolQueryBuilder regBoolCQ(List<QueryBuilder> mustList, List<QueryBuilder> shouldList, List<QueryBuilder> mustNotList,

        FunctionScoreQueryBuilder functionScoreQuery =
                QueryBuilders.functionScoreQuery(queryBuilder, list.toArray(new FilterFunctionBuilder[list.size()]));
        regQ(functionScoreQuery);
        return functionScoreQuery;
    }

    protected BoolQueryBuilder regBoolCQ(List<QueryBuilder> mustList, List<QueryBuilder> shouldList, List<QueryBuilder> mustNotList,

    protected int crawlerPriority = Thread.NORM_PRIORITY;

    protected final List<DataCrawlingThread> dataCrawlingThreadList = Collections.synchronizedList(new ArrayList<>());

    public void crawl(final String sessionId) {
        final List<DataConfig> configList = ComponentUtil.getCrawlingConfigHelper().getAllDataConfigList();

        if (configList.isEmpty()) {

    ImmutableSortedMultiset<String> multiset = ImmutableSortedMultiset.of("a", "a", "b", "b", "b");
    ImmutableList<String> list = multiset.asList();
    assertEquals(ImmutableList.of("a", "a", "b", "b", "b"), list);
    SerializableTester.reserializeAndAssert(list);
    assertEquals(2, list.indexOf("b"));
    assertEquals(4, list.lastIndexOf("b"));
  }

  public void testCopyOfDefensiveCopy() {

    }

    public void setCurrentPageNumber(final int currentPageNumber) {
        this.currentPageNumber = currentPageNumber;
    }

    public List<Integer> getPageNumberList() {
        return pageNumberList;
    }

    public void setPageNumberList(final List<Integer> pageNumberList) {
        this.pageNumberList = pageNumberList;
    }

    protected int getDefaultPageSize() {

    }

    public void setCurrentPageNumber(final int currentPageNumber) {
        this.currentPageNumber = currentPageNumber;
    }

    public List<Integer> getPageNumberList() {
        return pageNumberList;
    }

    public void setPageNumberList(final List<Integer> pageNumberList) {
        this.pageNumberList = pageNumberList;
    }

    protected int getDefaultPageSize() {

  @Override
  protected List<Class<? extends AbstractTester>> getTesters() {
    List<Class<? extends AbstractTester>> testers = copyToList(super.getTesters());
    testers.add(SortedMapNavigationTester.class);
    return testers;
  }

  @Override
  public TestSuite createTestSuite() {
    if (!getFeatures().contains(KNOWN_ORDER)) {
      List<Feature<?>> features = copyToList(getFeatures());