Java Code Examples for java.time.Duration#isNegative()

@Override
public Duration startIn() {
    /*
     * Trigger next Sunday, around 6am.
     * Sunday is chosen as there are no large amounts of transactions expected.
     * 6am is important, since it's long after midnight, when Zonky recalculates.
     * Triggering any such code during recalculation is likely to bring some strange inconsistent values.
     */
    final LocalDateTime date = DateUtil.localNow()
        .with(TemporalAdjusters.nextOrSame(DayOfWeek.SUNDAY))
        .withHour(6)
        .truncatedTo(ChronoUnit.HOURS);
    final Duration untilSunday6am = Duration.between(DateUtil.localNow(), date);
    final Duration untilNextSunday6am = untilSunday6am.isNegative() ? untilSunday6am.plusDays(7) : untilSunday6am;
    final int loadBalancingRandomMinutesOffset = RandomUtil.getNextInt(30) - 15;
    return untilNextSunday6am.plusMinutes(loadBalancingRandomMinutesOffset);
}
 

public UndoManagerImpl(
        ChangeQueue<C> queue,
        Function<? super C, ? extends C> invert,
        Consumer<C> apply,
        BiFunction<C, C, Optional<C>> merge,
        Predicate<C> isIdentity,
        EventStream<C> changeSource,
        Duration preventMergeDelay) {
    this.queue = queue;
    this.invert = invert;
    this.apply = apply;
    this.merge = merge;
    this.isIdentity = isIdentity;
    this.mark = queue.getCurrentPosition();

    Subscription mainSub = changeSource.subscribe(this::changeObserved);

    if (preventMergeDelay.isZero() || preventMergeDelay.isNegative()) {
        subscription = mainSub;
    } else {
        Subscription sub2 = changeSource.successionEnds(preventMergeDelay).subscribe(ignore -> preventMerge());
        subscription = mainSub.and(sub2);
    }
}
 

@Override
public <R> R execute(@NonNull TransactionDefinition definition, @NonNull TransactionCallback<Connection, R> callback) {
    ArgumentUtils.requireNonNull("callback", callback);
    ArgumentUtils.requireNonNull("definition", definition);

    final DefaultTransactionDefinition def = new DefaultTransactionDefinition();
    def.setReadOnly(definition.isReadOnly());
    def.setIsolationLevel(definition.getIsolationLevel().getCode());
    def.setPropagationBehavior(definition.getPropagationBehavior().ordinal());
    def.setName(definition.getName());
    final Duration timeout = definition.getTimeout();
    if (!timeout.isNegative()) {
        def.setTimeout((int) timeout.getSeconds());
    }
    TransactionTemplate template = new TransactionTemplate(transactionManager, def);
    return template.execute(status -> {
                try {
                    return callback.call(new JpaTransactionStatus(status));
                } catch (RuntimeException | Error ex) {
                    throw ex;
                } catch (Exception e) {
                    throw new UndeclaredThrowableException(e, "TransactionCallback threw undeclared checked exception");
                }
            }
    );
}
 

/**
 * Top configured with this strategy will be cleared at all after each {@code intervalBetweenResetting} elapsed.
 *
 * <p>
 *     If You use this strategy inside JEE environment,
 *     then it would be better to call {@code ResilientExecutionUtil.getInstance().shutdownBackgroundExecutor()}
 *     once in application shutdown listener,
 *     in order to avoid leaking reference to classloader through the thread which this library creates for resetting of top in background.
 * </p>
 *
 * @param intervalBetweenResetting specifies how often need to reset the top
 * @return this builder instance
 */
public TopBuilder resetAllPositionsPeriodically(Duration intervalBetweenResetting) {
    if (intervalBetweenResetting == null) {
        throw new IllegalArgumentException("intervalBetweenResetting should not be null");
    }
    if (intervalBetweenResetting.isNegative()) {
        throw new IllegalArgumentException("intervalBetweenResetting should not be negative");
    }
    long intervalBetweenResettingMillis = intervalBetweenResetting.toMillis();
    if (intervalBetweenResettingMillis < MIN_CHUNK_RESETTING_INTERVAL_MILLIS) {
        String msg = "interval between resetting one chunk should be >= " + MIN_CHUNK_RESETTING_INTERVAL_MILLIS + " millis";
        throw new IllegalArgumentException(msg);
    }
    this.factory = resetByChunks(intervalBetweenResettingMillis, 0);
    return this;
}
 

/**
 * Validates that the passed duration is not {@code null} and strictly positive.
 *
 * @param duration the duration
 * @param name the name of the parameter, must not be {@code null}
 * @return the duration is the validation passes.
 */
public static Duration validate(Duration duration, String name) {
    nonNull(name, "name");
    if (duration == null) {
        throw new IllegalArgumentException(String.format("`%s` must not be `null`", name));
    }
    if (duration.isZero() || duration.isNegative()) {
        throw new IllegalArgumentException(String.format("`%s` must be greater than zero`", name));
    }
    return duration;
}
 

/**
 * Get a time-to-live (TTL) {@link ExpiryPolicy} instance for the given {@link Duration}.
 *
 * @param timeToLive the TTL duration
 * @return a TTL expiry
 */
public static ExpiryPolicy<Object, Object> timeToLiveExpiration(Duration timeToLive) {
  Objects.requireNonNull(timeToLive, "TTL duration cannot be null");
  if (timeToLive.isNegative()) {
    throw new IllegalArgumentException("TTL duration cannot be negative");
  }
  return new TimeToLiveExpiryPolicy(timeToLive);
}
 

private void loadConfig()
{
	safeCenters[0] = configManager.getConfiguration(NpcAggroAreaConfig.CONFIG_GROUP, NpcAggroAreaConfig.CONFIG_CENTER1, WorldPoint.class);
	safeCenters[1] = configManager.getConfiguration(NpcAggroAreaConfig.CONFIG_GROUP, NpcAggroAreaConfig.CONFIG_CENTER2, WorldPoint.class);
	lastPlayerLocation = configManager.getConfiguration(NpcAggroAreaConfig.CONFIG_GROUP, NpcAggroAreaConfig.CONFIG_LOCATION, WorldPoint.class);

	Duration timeLeft = configManager.getConfiguration(NpcAggroAreaConfig.CONFIG_GROUP, NpcAggroAreaConfig.CONFIG_DURATION, Duration.class);
	if (timeLeft != null && !timeLeft.isNegative())
	{
		createTimer(timeLeft);
	}
}
 

private static String getFormattedTime(Duration timeLeft)
{
	if (timeLeft.isNegative())
	{
		return "Now!";
	}

	int seconds = (int) (timeLeft.toMillis() / 1000L);
	int minutes = seconds / 60;
	int secs = seconds % 60;

	return String.format("%d:%02d", minutes, secs);
}
 

/**
 * Wait for condition, return result.
 * <p>
 * This will check will put a priority on checking the condition, and only wait, when there is
 * remaining time budget left.
 *
 * @param condition The condition to check, returning {@code true} means success.
 * @param delay The delay between checks.
 * @return {@code true} if the condition was met, {@code false otherwise}.
 */
public static boolean waitUntilCondition(final BooleanSupplier condition, final Duration timeout, final Duration delay) {

    Objects.requireNonNull(condition);
    Objects.requireNonNull(timeout);
    Objects.requireNonNull(delay);

    final Instant deadline = Instant.now().plus(timeout);

    while (true) {

        // test first

        if (condition.getAsBoolean()) {
            return true;
        }

        // if the timeout has expired ... stop

        final Duration remaining = Duration.between(deadline, Instant.now());
        if (!remaining.isNegative()) {
            return false;
        }

        // otherwise sleep

        log.debug("next iteration, remaining time: {}", remaining);
        try {
            Thread.sleep(delay.toMillis());
        } catch (InterruptedException e) {
            throw new RuntimeException(e);
        }

    }

}
 

public ResetPeriodicallyCounter(Duration resetInterval, Clock clock) {
    if (resetInterval.isNegative() || resetInterval.isZero()) {
        throw new IllegalArgumentException("intervalBetweenChunkResetting must be a positive duration");
    }
    this.resetIntervalMillis = resetInterval.toMillis();
    this.clock = clock;
    this.nextResetTimeMillisRef = new AtomicLong(clock.currentTimeMillis() + resetIntervalMillis);
}
 

private ZonedDateTime calculateNextDelivery(Duration delay) {
    if (!delay.isNegative()) {
        try {
            return ZonedDateTime.now().plus(delay);
        } catch (DateTimeException | ArithmeticException e) {
            return Instant.ofEpochMilli(Long.MAX_VALUE).atZone(ZoneId.of("UTC"));
        }
    }

    return ZonedDateTime.now();
}
 

public static Duration nonNegative(String argName, Duration arg) {
  if (arg == null) {
    throw new IllegalArgumentException(argName + " must be set");
  }
  if (arg.isNegative()) {
    throw new IllegalArgumentException(argName + " must be set to 0 or more");
  }
  return arg;
}
 

private LockConfiguration(@NonNull Instant createdAt, @NonNull String name, @NonNull Duration lockAtMostFor, @NonNull Duration lockAtLeastFor) {
    this.createdAt = Objects.requireNonNull(createdAt);
    this.name = Objects.requireNonNull(name);
    this.lockAtMostFor = Objects.requireNonNull(lockAtMostFor);
    this.lockAtLeastFor = Objects.requireNonNull(lockAtLeastFor);
    if (lockAtLeastFor.compareTo(lockAtMostFor) > 0) {
        throw new IllegalArgumentException("lockAtLeastFor is longer than lockAtMostFor for lock '" + name + "'.");
    }
    if (lockAtMostFor.isNegative()) {
        throw new IllegalArgumentException("lockAtMostFor is negative '" + name + "'.");
    }
    if (name.isEmpty()) {
        throw new IllegalArgumentException("lock name can not be empty");
    }
}
 

/**
 * Configures the latency threshold. The queries having latency which shorter than threshold, will not be tracked in the top.
 * The default value is zero {@link #DEFAULT_LATENCY_THRESHOLD}, means that all queries can be recorded independent of its latency.
 *
 * Specify this parameter when you want not to track queries which fast,
 * in other words when you want see nothing when all going well.
 * 
 * @param latencyThreshold
 * @return this builder instance
 */
public TopBuilder withLatencyThreshold(Duration latencyThreshold) {
    if (latencyThreshold == null) {
        throw new IllegalArgumentException("latencyThreshold should not be null");
    }
    if (latencyThreshold.isNegative()) {
        throw new IllegalArgumentException("latencyThreshold should not be negative");
    }
    this.latencyThreshold = latencyThreshold;
    return this;
}
 

private Optional<String> processNegative(Duration duration, String durationAsString)
{
    return duration.isNegative()
            ? Optional.of(MINUS_SIGN + durationAsString.replace(MINUS_SIGN, StringUtils.EMPTY))
            : Optional.of(durationAsString);
}
 

/**
 * Remove SOTD timer and update stamina timer when equipment is changed.
 */
@Subscribe
void onItemContainerChanged(ItemContainerChanged itemContainerChanged)
{
	if (itemContainerChanged.getContainerId() != InventoryID.EQUIPMENT.getId())
	{
		return;
	}

	ItemContainer container = itemContainerChanged.getItemContainer();
	Item weapon = container.getItem(EquipmentInventorySlot.WEAPON.getSlotIdx());
	if (weapon == null ||
		(weapon.getId() != ItemID.STAFF_OF_THE_DEAD &&
			weapon.getId() != ItemID.TOXIC_STAFF_OF_THE_DEAD &&
			weapon.getId() != ItemID.STAFF_OF_LIGHT &&
			weapon.getId() != ItemID.TOXIC_STAFF_UNCHARGED))
	{
		// remove sotd timer if the staff has been unwielded
		removeGameTimer(STAFF_OF_THE_DEAD);
	}

	if (wasWearingEndurance)
	{
		Item ring = container.getItem(EquipmentInventorySlot.RING.getSlotIdx());

		// when using the last ring charge the ring changes to the uncharged version, ignore that and don't
		// halve the timer
		if (ring == null || (ring.getId() != ItemID.RING_OF_ENDURANCE && ring.getId() != ItemID.RING_OF_ENDURANCE_UNCHARGED_24844))
		{
			wasWearingEndurance = false;
			if (staminaTimer != null)
			{
				// Remaining duration gets divided by 2
				Duration remainingDuration = Duration.between(Instant.now(), staminaTimer.getEndTime()).dividedBy(2);
				// This relies on the chat message to be removed, which could be after the timer has been culled;
				// so check there is still remaining time
				if (!remainingDuration.isNegative() && !remainingDuration.isZero())
				{
					log.debug("Halving stamina timer");
					staminaTimer.setDuration(remainingDuration);
				}
			}
		}
	}
}
 

public boolean isOutdated(Duration autoUpdateDiff) {
    Duration difference = Duration.between(Instant.ofEpochMilli(timestamp), Instant.now());
    return !autoUpdateDiff.isNegative() && difference.compareTo(autoUpdateDiff) >= 0;
}
 

@Override
public void validate(Duration value, @Nullable Node node) throws InvalidXMLException {
    if(value.isNegative()) {
        throw new InvalidXMLException("Time cannot be negative", node);
    }
}
 

/**
 * Determines how far back data is kept in the disk repository.
 * <p>
 * To control the amount of recording data stored on disk, the maximum length of
 * time to retain the data can be specified. Data stored on disk that is older
 * than the specified length of time is removed by the Java Virtual Machine (JVM).
 * <p>
 * If neither maximum limit or the maximum age is set, the size of the
 * recording may grow indefinitely.
 *
 * @param maxAge the length of time that data is kept, or {@code null} if infinite
 *
 * @throws IllegalArgumentException if <code>maxAge</code> is negative
 *
 * @throws IllegalStateException if the recording is in the {@code CLOSED} state
 */
public void setMaxAge(Duration maxAge) {
    if (maxAge != null && maxAge.isNegative()) {
        throw new IllegalArgumentException("Max age of recording can't be negative");
    }
    internal.setMaxAge(maxAge);
}
 

@VisibleForTesting
BigDecimal calculateRecentPrice(Context context, Request request, int signum, List<Composite> products) {

    Duration duration = request.getTradingDuration();

    if (duration.isZero()) {
        return null;
    }

    List<Order.Execution> executions = new ArrayList<>();

    Key key = Key.from(request);

    ofNullable(products)
            .filter(CollectionUtils::isNotEmpty)
            .orElseGet(() -> singletonList(new Composite(key.getSite(), key.getInstrument())))
            .forEach(c -> {

                Key k = Key.build(key).site(c.getSite()).instrument(c.getInstrument()).build();

                Instant cutoff = key.getTimestamp().minus(duration.abs());

                List<Order.Execution> values = context.listExecutions(k);

                trimToEmpty(values).stream()
                        .filter(Objects::nonNull)
                        .filter(t -> t.getTime() != null)
                        .filter(t -> t.getTime().isAfter(cutoff))
                        .filter(t -> t.getPrice() != null)
                        .filter(t -> t.getPrice().signum() != 0)
                        .filter(t -> t.getSize() != null)
                        .filter(t -> t.getSize().signum() == signum)
                        .forEach(executions::add);

            });

    BigDecimal price;

    if (duration.isNegative()) {

        double[] average = {0.0, 0.0, 0.0};

        executions.forEach(t -> {
            average[0] += t.getSize().multiply(t.getPrice()).doubleValue();
            average[1] += t.getSize().doubleValue();
            average[2] += 1;
        });

        price = average[2] > 0 ? BigDecimal.valueOf(average[0] / average[1]).setScale(SCALE, HALF_UP) : null;

    } else {

        Comparator<BigDecimal> comparator = signum == SIGNUM_BUY ? reverseOrder() : naturalOrder();

        price = executions.stream().map(Order.Execution::getPrice).min(comparator).orElse(null);

    }

    log.trace("Recent price : {} (Duration=[{}] Signum=[{}])", price, duration, signum);

    return price;

}