// We must switch the old buffer to read mode to extract data
      Java8Compatibility.flip(buffer);

      newBuffer.put(buffer);

      // Swap references, newBuffer is already in write mode at the correct position
      this.buffer = newBuffer;
    }

    @Override
    public Hasher putByte(byte b) {
      ensureCapacity(Byte.BYTES);
      buffer.put(b);
      return this;
    }

    }

    public void test_temp_file_creation() {
        // Test that temp file uses correct prefix "S3Client" not "StorageClient"
        S3Client client = new S3Client() {
            @Override
            protected java.io.File createTempFile(String prefix, String suffix, java.io.File directory) {
                // Verify the prefix is correct
                assertEquals("crawler-S3Client-", prefix);

    }

    public void test_temp_file_creation() {
        // Test that temp file uses correct prefix "GcsClient" not "StorageClient"
        GcsClient client = new GcsClient() {
            @Override
            protected java.io.File createTempFile(String prefix, String suffix, java.io.File directory) {
                // Verify the prefix is correct

    Comparator<byte[]> comparator2 = UnsignedBytes.lexicographicalComparatorJavaImpl();

    /*
     * These arrays are set up to test that the comparator compares bytes within a word in the
     * correct order—in order words, that it doesn't mix up big-endian and little-endian. The first
     * array has a smaller element at one index, and then the second array has a smaller element at
     * the next.
     */

      sum += value.get();
    }
    return Ints.saturatedCast(sum);
  }

  /*
   * We override the toArray methods for two reasons:
   *
   * 1. Both superclass toArray methods assume that size() gives a correct answer, while our size()
   * might not (and the answer might change while we're building the array).
   *
   * TODO: cpovirk - Is this an issue anywhere anymore? It looks to have been fixed for Java 8

        Future<?> possiblyIgnoredError = executor.submit(task);
      }
      awaitUnchecked(barrier);
      assertThat(future.isDone()).isTrue();
      // inspect state and ensure it is correct!
      // asserts that all get calling threads received the same value
      Object result = Iterables.getOnlyElement(finalResults);
      if (result == CancellationException.class) {
        assertTrue(future.isCancelled());

        Future<?> possiblyIgnoredError = executor.submit(task);
      }
      awaitUnchecked(barrier);
      assertThat(future.isDone()).isTrue();
      // inspect state and ensure it is correct!
      // asserts that all get calling threads received the same value
      Object result = Iterables.getOnlyElement(finalResults);
      if (result == CancellationException.class) {
        assertTrue(future.isCancelled());

          .of(expectedLargeDatasetPercentile(index));
    }
  }

  @AndroidIncompatible // slow
  public void testPercentiles_index_computeInPlace() {
    // Assert that the computation gives the correct result for all possible percentiles.
    for (int index = 0; index <= 100; index++) {
      double[] dataset = Doubles.toArray(PSEUDORANDOM_DATASET);
      assertWithMessage("quantile at index %s", index)

          .of(expectedLargeDatasetPercentile(index));
    }
  }

  @AndroidIncompatible // slow
  public void testPercentiles_index_computeInPlace() {
    // Assert that the computation gives the correct result for all possible percentiles.
    for (int index = 0; index <= 100; index++) {
      double[] dataset = Doubles.toArray(PSEUDORANDOM_DATASET);
      assertWithMessage("quantile at index %s", index)

            logger.warn("Failed to get object: bucket={}, path={}", bucketName, path, e);
        }
        return null;
    }

    /**
     * Preprocesses a URI to ensure it has the correct GCS protocol prefix.
     * @param uri the URI to preprocess
     * @return the preprocessed URI with gcs:// prefix
     * @throws CrawlerSystemException if the URI is empty
     */