UnsignedLong bUnsigned = UnsignedLong.fromLongBits(b);
        long expected = aUnsigned.bigIntegerValue().add(bUnsigned.bigIntegerValue()).longValue();
        UnsignedLong unsignedSum = aUnsigned.plus(bUnsigned);
        assertThat(unsignedSum.longValue()).isEqualTo(expected);
      }
    }
  }

  public void testMinus() {
    for (long a : TEST_LONGS) {
      for (long b : TEST_LONGS) {

        UnsignedLong bUnsigned = UnsignedLong.fromLongBits(b);
        long expected = aUnsigned.bigIntegerValue().add(bUnsigned.bigIntegerValue()).longValue();
        UnsignedLong unsignedSum = aUnsigned.plus(bUnsigned);
        assertThat(unsignedSum.longValue()).isEqualTo(expected);
      }
    }
  }

  public void testMinus() {
    for (long a : TEST_LONGS) {
      for (long b : TEST_LONGS) {

      for (int i = 0; i < 100; i++) {
        long p = BigInteger.probablePrime(bits, rand).longValue();
        long q = BigInteger.probablePrime(bits, rand).longValue();
        assertFalse(LongMath.isPrime(p * q));
      }
    }
  }

  @GwtIncompatible // isPrime is GWT-incompatible
  public void testIsPrimeThrowsOnNegative() {
    try {
      LongMath.isPrime(-1);

      for (int i = 0; i < 100; i++) {
        long p = BigInteger.probablePrime(bits, rand).longValue();
        long q = BigInteger.probablePrime(bits, rand).longValue();
        assertFalse(LongMath.isPrime(p * q));
      }
    }
  }

  @GwtIncompatible // isPrime is GWT-incompatible
  public void testIsPrimeThrowsOnNegative() {
    try {
      LongMath.isPrime(-1);

        if (!arList.isEmpty()) {
            final long commitMarginTime = fessConfig.getIndexerWebfsCommitMarginTimeAsInteger().longValue();
            for (final AccessResult<?> ar : arList.toArray(new AccessResult[arList.size()])) {
                if (ar.getCreateTime().longValue() > execTime - commitMarginTime) {
                    arList.remove(ar);
                }
            }
        }

        if (!isDigits(s)) {
            return null;
        }

        try {
            long longValue = Long.parseLong(s);
            if (longValue > Integer.MAX_VALUE) {
                return null;
            }
            return (int) longValue;
        } catch (NumberFormatException e) {
            // should never happen since checked isDigits(s) before
            return null;

                final Set<String> permissionSet = new HashSet<>();
                final Long expiredTime = accessToken.getExpiredTime();
                if (expiredTime != null && expiredTime.longValue() > 0
                        && expiredTime.longValue() < ComponentUtil.getSystemHelper().getCurrentTimeAsLong()) {
                    throw new InvalidAccessTokenException("invalid_token",

        assertEquals(Integer.parseInt(expected), DocumentUtil.getValue(doc, "key1", Integer.class).intValue());
        assertEquals(Long.parseLong(expected), DocumentUtil.getValue(doc, "key1", Long.class).longValue());
        assertEquals(Float.parseFloat(expected), DocumentUtil.getValue(doc, "key1", Float.class).floatValue());
        assertEquals(Double.parseDouble(expected), DocumentUtil.getValue(doc, "key1", Double.class).doubleValue());

        if (o == null) {
            return null;
        } else if (o instanceof Long) {
            return (Long) o;
        } else if (o instanceof Number) {
            return ((Number) o).longValue();
        } else if (o instanceof String) {
            return toLong((String) o);
        } else if (o instanceof java.util.Date) {
            if (pattern != null) {

        }
        fessConfig = ComponentUtil.getFessConfig();
        cache = CacheBuilder.newBuilder().maximumSize(fessConfig.getSuggestPopularWordCacheSizeAsInteger().longValue())
                .expireAfterWrite(fessConfig.getSuggestPopularWordCacheExpireAsInteger().longValue(), TimeUnit.MINUTES).build();
    }

    public List<String> getWordList(final SearchRequestType searchRequestType, final String seed, final String[] tags, final String[] roles,