objects uint64
			path    dataUsageHash
		}{objects: sz.Objects, path: path})
		for ch := range e.Children {
			add(dataUsageHash(ch))
		}
	}

	// Add path recursively.
	add(path)
	sort.Slice(leaves, func(i, j int) bool {
		return leaves[i].objects < leaves[j].objects
	})
	for remove > 0 && len(leaves) > 0 {
		// Remove top entry.
		e := leaves[0]
		candidate := e.path

        List<ColumnInfo> ls = newArrayList();
        ls.add(columnAccessType());
        ls.add(columnClientIp());
        ls.add(columnHitCount());
        ls.add(columnHitCountRelation());
        ls.add(columnLanguages());
        ls.add(columnQueryId());
        ls.add(columnQueryOffset());
        ls.add(columnQueryPageSize());
        ls.add(columnQueryTime());
        ls.add(columnReferer());
        ls.add(columnRequestedAt());

    ImmutableSet.Builder<Object> builder = ImmutableSet.builderWithExpectedSize(6);
    builder.add(0);
    ImmutableSet<Object> unused = builder.build();
    ImmutableSet<Object> subject = builder.add(1).add(2).add(3).build();
    assertFalse(subject.contains(4));
  }

                }
                bulkBuilder.add((IndexRequestBuilder) builder);
            } else if (builder instanceof UpdateRequestBuilder) {
                if (builderEntityCall != null) {
                    builderEntityCall.callback(builder);
                }
                bulkBuilder.add((UpdateRequestBuilder) builder);
            } else if (builder instanceof DeleteRequestBuilder) {

        ls.add(columnIntervalTime());
        ls.add(columnMaxAccessCount());
        ls.add(columnName());
        ls.add(columnNumOfThread());
        ls.add(columnPaths());
        ls.add(columnPermissions());
        ls.add(columnSortOrder());
        ls.add(columnTimeToLive());
        ls.add(columnUpdatedBy());
        ls.add(columnUpdatedTime());
        ls.add(columnVirtualHosts());
        return ls;
    }

        .add(new Striped.LargeLazyStriped<Lock>(50, LOCK_SUPPLER))
        .add(new Striped.LargeLazyStriped<Lock>(64, LOCK_SUPPLER))
        .add(new Striped.SmallLazyStriped<Semaphore>(50, SEMAPHORE_SUPPLER))
        .add(new Striped.SmallLazyStriped<Semaphore>(64, SEMAPHORE_SUPPLER))
        .add(new Striped.LargeLazyStriped<Semaphore>(50, SEMAPHORE_SUPPLER))

        .add(new Striped.LargeLazyStriped<Lock>(50, LOCK_SUPPLER))
        .add(new Striped.LargeLazyStriped<Lock>(64, LOCK_SUPPLER))
        .add(new Striped.SmallLazyStriped<Semaphore>(50, SEMAPHORE_SUPPLER))
        .add(new Striped.SmallLazyStriped<Semaphore>(64, SEMAPHORE_SUPPLER))
        .add(new Striped.LargeLazyStriped<Semaphore>(50, SEMAPHORE_SUPPLER))

        ls.add(columnIntervalTime());
        ls.add(columnMaxAccessCount());
        ls.add(columnName());
        ls.add(columnNumOfThread());
        ls.add(columnPermissions());
        ls.add(columnSortOrder());
        ls.add(columnTimeToLive());
        ls.add(columnUpdatedBy());
        ls.add(columnUpdatedTime());
        ls.add(columnUrls());
        ls.add(columnUserAgent());
        ls.add(columnVirtualHosts());

public class IndexedIteratorTest {

    /**
     * @throws Exception
     */
    @Test
    public void test() throws Exception {
        final List<String> list = newArrayList();
        list.add("aaa");
        list.add("bbb");
        list.add("ccc");

        final IndexedIterator<String> it = new IndexedIterator<String>(list.iterator());

        assertThat(it.hasNext(), is(true));

    }

    default void add(BuilderProblem.Severity severity, ModelProblem.Version version, String message) {
        add(severity, version, message, null, null);
    }

    default void add(
            BuilderProblem.Severity severity, ModelProblem.Version version, String message, InputLocation location) {
        add(severity, version, message, location, null);
    }

    default void add(