* IntMath} and {@link BigIntegerMath} respectively. For other common operations on {@code long}
 * values, see {@link com.google.common.primitives.Longs}.
 *
 * @author Louis Wasserman
 * @since 11.0
 */
@GwtCompatible
public final class LongMath {
  @VisibleForTesting static final long MAX_SIGNED_POWER_OF_TWO = 1L << (Long.SIZE - 2);

  /**

    List<Long> longs = Arrays.asList(0L, 1L, 2L);
    List<Double> doubles = Arrays.asList(0.0, 1.0, 2.0);

    assertThat(Shorts.toArray(bytes)).isEqualTo(array);
    assertThat(Shorts.toArray(shorts)).isEqualTo(array);
    assertThat(Shorts.toArray(ints)).isEqualTo(array);
    assertThat(Shorts.toArray(floats)).isEqualTo(array);
    assertThat(Shorts.toArray(longs)).isEqualTo(array);

            assertDoesNotThrow(() -> request.setReadLength(length));
        }

        @ParameterizedTest
        @DisplayName("Should handle various offsets")
        @ValueSource(longs = { 0L, 1L, 512L, 1024L, 4096L, 1048576L, Long.MAX_VALUE })
        void testVariousOffsets(long offset) {
            assertDoesNotThrow(() -> request.setOffset(offset));
        }
    }

    @Nested

        // Should throw NullPointerException when reading with null array
        assertThrows(NullPointerException.class, () -> sis.read((byte[]) null));
    }

    @ParameterizedTest
    @ValueSource(longs = { 0L, -1L, -10L })
    @DisplayName("Skip returns 0 for zero or negative values")
    void skipReturnsZeroForNegativeOrZero(long skipBytes) throws IOException {
        // Create message with 5 bytes of data

    // Serial form:
    // 1 signed byte for the strategy
    // 1 unsigned byte for the number of hash functions
    // 1 big endian int, the number of longs in our bitset
    // N big endian longs of our bitset
    DataOutputStream dout = new DataOutputStream(out);
    dout.writeByte(SignedBytes.checkedCast(strategy.ordinal()));

            assertDoesNotThrow(() -> request.setWriteFlags(Integer.MAX_VALUE));
        }

        @ParameterizedTest
        @DisplayName("Should handle various offset values")
        @ValueSource(longs = { 0L, 1L, 512L, 1024L, 4096L, 1048576L, Long.MAX_VALUE })
        void testVariousOffsets(long offset) {
            assertDoesNotThrow(() -> request.setOffset(offset));
        }

        @ParameterizedTest

          + (5555555555.0 - LONG_MANY_VALUES_MEAN) * (5555555555.0 - LONG_MANY_VALUES_MEAN);
  static final double LONG_MANY_VALUES_MAX = 5555555555.0;
  static final double LONG_MANY_VALUES_MIN = -44444444.0;

  // Longs which will overflow if summed (using long arithmetic):
  static final long[] LARGE_LONG_VALUES = {Long.MAX_VALUE, Long.MAX_VALUE / 2};
  static final double LARGE_LONG_VALUES_MEAN =
      BigInteger.valueOf(Long.MAX_VALUE)

    int bits = LongMath.log2(startingNumber, FLOOR) + 1;
    // Check for the next power of two boundary, to save us a CLZ operation.
    int nextPowerOfTwo = 1 << (bits - 1);

    // Iteratively multiply the longs as big as they can go.
    for (long num = startingNumber; num <= n; num++) {
      // Check to see if the floor(log2(num)) + 1 has changed.
      if ((num & nextPowerOfTwo) != 0) {
        nextPowerOfTwo <<= 1;

   *     Character.MAX_RADIX}
   * @throws NullPointerException if {@code string} is {@code null}
   * @since 19.0
   */
  public static @Nullable Integer tryParse(String string, int radix) {
    Long result = Longs.tryParse(string, radix);
    if (result == null || result.longValue() != result.intValue()) {
      return null;
    } else {
      return result.intValue();
    }
  }

    }
  }

  /**
   * Attempts to remove a single frame from a queue and send it. This prefers to write urgent pongs
   * before less urgent messages and close frames. For example, it's possible that a caller will
   * enqueue messages followed by pongs, but this sends pongs followed by messages. Pongs are always
   * written in the order they were enqueued.
   *