*
 * The returned string attempts to be column-aligned to 6 characters. For negative and large values
 * the returned string may be longer.
 */
fun formatDuration(ns: Long): String {
  val s =
    when {
      ns <= -999_500_000 -> "${(ns - 500_000_000) / 1_000_000_000} s "
      ns <= -999_500 -> "${(ns - 500_000) / 1_000_000} ms"
      ns <= 0 -> "${(ns - 500) / 1_000} µs"

    @Override
    int writeDataWireFormat(final byte[] dst, final int dstIndex) {
        if (dst.length - dstIndex < pipeDataLen) {
            if (LogStream.level >= 3) {
                log.println("TransCallNamedPipe data too long for buffer");
            }
            return 0;
        }
        System.arraycopy(pipeData, pipeDataOff, dst, dstIndex, pipeDataLen);
        return pipeDataLen;
    }

    @Override

     * Initializes the DFS referral system.
     */
    public Dfs() {
        // Default constructor
    }

    static class CacheEntry {
        long expiration;
        HashMap map;

        CacheEntry(long ttl) {
            if (ttl == 0) {
                ttl = Dfs.TTL;
            }
            expiration = System.currentTimeMillis() + ttl * 1000L;
            map = new HashMap();

            @Override
            public long createTime() {
                return 0;
            }

            @Override
            public long lastModified() {
                return 0;
            }

            @Override
            public long lastAccess() {
                return 0;
            }

            @Override
            public long length() {
                return 0;
            }

        wrapperToPrimitiveMap.put(Byte.class, Byte.TYPE);
        wrapperToPrimitiveMap.put(Short.class, Short.TYPE);
        wrapperToPrimitiveMap.put(Integer.class, Integer.TYPE);
        wrapperToPrimitiveMap.put(Long.class, Long.TYPE);
        wrapperToPrimitiveMap.put(Float.class, Float.TYPE);
        wrapperToPrimitiveMap.put(Double.class, Double.TYPE);

        primitiveToWrapperMap.put(Boolean.TYPE, Boolean.class);

                return tempBuf.toString();
            }).collect(Collectors.joining(","));
            buf.append(json);
            buf.append('}');
        } else if (value instanceof Long || value instanceof Integer) {
            buf.append(((Number) value).longValue());
        } else if (value instanceof Number) {
            buf.append(((Number) value).doubleValue());
        } else {

     */
    @Override
    public Configuration getConfig() {
        return this.treeConnection.getConfig();
    }

    /**
     * @return the currently connected tree id
     */
    public long getTreeId() {
        return this.treeConnection.getTreeId();
    }

    /**
     *
     * @param req
     * @param params
     * @return response
     * @throws CIFSException
     */

            }

            long startTime = System.currentTimeMillis();
            UpgradeResult result = new UpgradeResult(largePomSet, largePomSet, Set.of());
            long endTime = System.currentTimeMillis();

            // Performance assertion - should complete within reasonable time
            long duration = endTime - startTime;

@J2ktIncompatible
@GwtIncompatible
final class TimeoutFuture<V extends @Nullable Object> extends FluentFuture.TrustedFuture<V> {
  static <V extends @Nullable Object> ListenableFuture<V> create(
      ListenableFuture<V> delegate,
      long time,
      TimeUnit unit,
      ScheduledExecutorService scheduledExecutor) {
    TimeoutFuture<V> result = new TimeoutFuture<>(delegate);
    Fire<V> fire = new Fire<>(result);

# | TINYINT       | java.lang.Integer    | int?          |
# | SMALLINT      | java.lang.Integer    | int?          |
# | INTEGER       | java.lang.Integer    | int?          |
# | BIGINT        | java.lang.Long       | long?         |
# | REAL          | java.math.BigDecimal | decimal?      |
# | FLOAT         | java.math.BigDecimal | decimal?      |
# | DOUBLE        | java.math.BigDecimal | decimal?      |