* result is chosen from those possibilities uniformly at random.
   *
   * <p>Zero is treated as having log2 == 0.
   */
  static double randomDouble(int maxExponent) {
    double result = RANDOM_SOURCE.nextDouble();
    result = Math.scalb(result, RANDOM_SOURCE.nextInt(maxExponent + 1));
    return RANDOM_SOURCE.nextBoolean() ? result : -result;
  }

  /** Returns a random integer between zero and {@code MAX_EXPONENT}. */

    int candidate = 0;
    int next;

    // Jump from bucket to bucket until we go out of range
    while (true) {
      next = (int) ((candidate + 1) / generator.nextDouble());
      if (next >= 0 && next < buckets) {
        candidate = next;
      } else {
        return candidate;
      }
    }
  }

  /**

      }
    }

    // some random values
    Random random = new Random(0);
    for (int repeats = 0; repeats < 10000; repeats++) {
      assertThat(BloomFilter.optimalNumOfBits(random.nextInt(1 << 16), random.nextDouble()))
          .isAtLeast(0);
    }

    // and some crazy values (this used to be capped to Integer.MAX_VALUE, now it can go bigger

                @Override
                public boolean tryAdvance(Consumer<? super R> action) {
                  if (fromIterator.hasNext()) {
                    action.accept(function.apply(fromIterator.nextDouble(), index++));
                    return true;
                  }
                  return false;
                }
              },
              isParallel)
          .onClose(stream::close);
    }

          sink.putFloat(value);
        }
      }
    },
    PUT_DOUBLE() {
      @Override
      void performAction(Random random, Iterable<? extends PrimitiveSink> sinks) {
        double value = random.nextDouble();
        for (PrimitiveSink sink : sinks) {
          sink.putDouble(value);
        }
      }
    },
    PUT_BYTES() {
      @Override

          sink.putFloat(value);
        }
      }
    },
    PUT_DOUBLE() {
      @Override
      void performAction(Random random, Iterable<? extends PrimitiveSink> sinks) {
        double value = random.nextDouble();
        for (PrimitiveSink sink : sinks) {
          sink.putDouble(value);
        }
      }
    },
    PUT_BYTES() {
      @Override

                @Override
                public boolean tryAdvance(Consumer<? super R> action) {
                  if (fromIterator.hasNext()) {
                    action.accept(function.apply(fromIterator.nextDouble(), index++));
                    return true;
                  }
                  return false;
                }
              },
              isParallel)
          .onClose(stream::close);
    }