Java Code Examples for java.time.LocalDateTime#compareTo()

/**
 * Schedule background execution of media library scanning.
 */
public synchronized void schedule() {
    if (scheduler != null) {
        scheduler.shutdown();
    }

    long daysBetween = settingsService.getIndexCreationInterval();
    int hour = settingsService.getIndexCreationHour();

    if (daysBetween == -1) {
        LOG.info("Automatic media scanning disabled.");
        return;
    }

    scheduler = Executors.newSingleThreadScheduledExecutor();

    LocalDateTime now = LocalDateTime.now();
    LocalDateTime nextRun = now.withHour(hour).withMinute(0).withSecond(0);
    if (now.compareTo(nextRun) > 0)
        nextRun = nextRun.plusDays(1);

    long initialDelay = ChronoUnit.MILLIS.between(now, nextRun);

    scheduler.scheduleAtFixedRate(() -> scanLibrary(), initialDelay, TimeUnit.DAYS.toMillis(daysBetween), TimeUnit.MILLISECONDS);

    LOG.info("Automatic media library scanning scheduled to run every {} day(s), starting at {}", daysBetween, nextRun);

    // In addition, create index immediately if it doesn't exist on disk.
    if (neverScanned()) {
        LOG.info("Media library never scanned. Doing it now.");
        scanLibrary();
    }
}
 

private static LocalDateTime reconcileCreationDate(LocalDateTime lastNonSelfUpdate,
                                                   LocalDateTime creationTime,
                                                   String currentUser,
                                                   String issueCreator) {
    // If current user is same as issue creator, we do not consider creation of issue
    // as an issue update.
    if (currentUser.equalsIgnoreCase(issueCreator)) return lastNonSelfUpdate;

    // Current user is not the issue creator.
    // lastNonSelfUpdate cannot be before creationTime unless it is the default value (epoch 0),
    // which means the issue has no events or comments.
    // However, since the current user is not the issue creator, creation of the issue itself
    // counts as an update.
    if (lastNonSelfUpdate.compareTo(creationTime) < 0) return creationTime;

    // Otherwise, the issue actually possesses non-self updates, so we do nothing with the
    // value.
    return lastNonSelfUpdate;
}
 

@Override
public int compare(Viewer viewer, Object e1, Object e2){
	IFinding p1 = (IFinding) e1;
	IFinding p2 = (IFinding) e2;
	int rc = 0;
	switch (propertyIndex) {
	case 0:
	case 1:
		LocalDateTime t1 = LocalDateTime.MIN;
		LocalDateTime t2 = LocalDateTime.MIN;
		if (p1 instanceof IObservation) {
			t1 = ((IObservation) p1).getEffectiveTime().orElse(LocalDateTime.MIN);
		}
		if (p2 instanceof IObservation) {
			t2 = ((IObservation) p2).getEffectiveTime().orElse(LocalDateTime.MIN);
		}
		rc = t1.compareTo(t2);
		break;
	case 2:
		String txt1 = p1.getText().orElse("");
		String txt2 = p2.getText().orElse("");
		rc = txt1.toLowerCase().compareTo(txt2.toLowerCase());
		break;
	default:
		rc = 0;
	}
	// If descending order, flip the direction
	if (direction == DESCENDING) {
		rc = -rc;
	}
	return rc;
}
 

/**
 * 返回当天(交易日)的序列数据, 清除历史数据
 */
public static LeveledBarSeries getDailySeries(LocalDate tradingDay, LeveledBarSeries series, boolean includeLast) {
    Exchangeable e = series.getExchangeable();
    ExchangeableTradingTimes tradingTimes =  e.exchange().getTradingTimes(e, tradingDay);
    LocalDateTime mktOpenTime = tradingTimes.getMarketOpenTime();
    LocalDateTime mktCloseTime = tradingTimes.getMarketCloseTime();
    int beginIndex = -1; //inclusive
    int endIndex = -1; //exclusive
    int currIndex=series.getBeginIndex();

    while(currIndex<=series.getEndIndex()) {
        Bar2 bar = (Bar2)series.getBar(currIndex);
        if ( beginIndex<0 && mktOpenTime.compareTo(bar.getBeginTime().toLocalDateTime())<=0 ) {
            beginIndex = currIndex;
            endIndex = beginIndex+1;
        } else if ( beginIndex>=0 && mktCloseTime.compareTo(bar.getEndTime().toLocalDateTime().withNano(0))>=0 ) {
            endIndex = currIndex+1;
        } else {
            if ( endIndex>0 ) {
                break;
            }
        }
        currIndex++;
    }

    if ( !includeLast ) {
        endIndex--;
    }
    return (LeveledBarSeries)series.getSubSeries(beginIndex, endIndex);
}
 

/**
 * 返回当前的市场分段(日市/夜市)
 */
public MarketType getSegmentType(LocalDateTime time) {
    for(MarketTimeSegmentInfo segInfo: this.segmentInfos) {
        LocalDateTime beginTime = segInfo.marketTimes[0].minusHours(1);
        LocalDateTime endTime = segInfo.marketTimes[segInfo.marketTimes.length-1];
        if ( time.compareTo(beginTime)>=0 && time.compareTo(endTime)<=0 ) {
            return segInfo.segment.marketType;
        }
    }
    return null;
}
 

/**
 * Schedule background execution of media library scanning.
 */
public synchronized void schedule() {
    if (scheduler != null) {
        scheduler.shutdown();
    }

    long daysBetween = settingsService.getIndexCreationInterval();
    int hour = settingsService.getIndexCreationHour();

    if (daysBetween == -1) {
        LOG.info("Automatic media scanning disabled.");
        return;
    }

    scheduler = Executors.newSingleThreadScheduledExecutor();

    LocalDateTime now = LocalDateTime.now();
    LocalDateTime nextRun = now.withHour(hour).withMinute(0).withSecond(0);
    if (now.compareTo(nextRun) > 0)
        nextRun = nextRun.plusDays(1);

    long initialDelay = ChronoUnit.MILLIS.between(now, nextRun);

    scheduler.scheduleAtFixedRate(() -> scanLibrary(), initialDelay, TimeUnit.DAYS.toMillis(daysBetween), TimeUnit.MILLISECONDS);

    LOG.info("Automatic media library scanning scheduled to run every {} day(s), starting at {}", daysBetween, nextRun);

    // In addition, create index immediately if it doesn't exist on disk.
    if (neverScanned()) {
        LOG.info("Media library never scanned. Doing it now.");
        scanLibrary();
    }
}
 

@Override
public int compare(Object o1, Object o2) {
    try {
        LocalDateTime createTime1 = (LocalDateTime) PropertyUtils.getProperty(o1, "createdtime");
        LocalDateTime createTime2 = (LocalDateTime) PropertyUtils.getProperty(o2, "createdtime");
        return createTime1.compareTo(createTime2);
    } catch (Exception e) {
        return 0;
    }
}
 

@Override
public int compare(Object o1, Object o2) {
    try {
        LocalDateTime createTime1 = (LocalDateTime) PropertyUtils.getProperty(o1, "createdtime");
        LocalDateTime createTime2 = (LocalDateTime) PropertyUtils.getProperty(o2, "createdtime");
        return createTime1.compareTo(createTime2);
    } catch (Exception e) {
        return 0;
    }
}
 

/**
 * Find out next daily execution
 *
 * @param targetHour Target hour
 * @param targetMin  Target minute
 * @param targetSec  Target second
 * @return time in second to wait
 */
private long computNextDilay(int targetHour, int targetMin, int targetSec) {
    final LocalDateTime localNow = LocalDateTime.now(Clock.systemUTC());
    LocalDateTime localNextTarget = localNow.withHour(targetHour).withMinute(targetMin).withSecond(targetSec);
    while (localNow.compareTo(localNextTarget.minusSeconds(1)) > 0) {
        localNextTarget = localNextTarget.plusDays(1);
    }

    final Duration duration = Duration.between(localNow, localNextTarget);
    return duration.getSeconds();
}
 

@Override
public int compareTo(Study s) {
    LocalDateTime date1 =
        DateUtil.dateTime(DateUtil.getDicomDate(getStudyDate()), DateUtil.getDicomTime(getStudyTime()));
    LocalDateTime date2 =
        DateUtil.dateTime(DateUtil.getDicomDate(s.getStudyDate()), DateUtil.getDicomTime(s.getStudyTime()));

    int c = -1;
    if (date1 != null && date2 != null) {
        // inverse time
        c = date2.compareTo(date1);
        if (c != 0) {
            return c;
        }
    }

    if (c == 0 || (date1 == null && date2 == null)) {
        String d1 = getStudyDescription();
        String d2 = s.getStudyDescription();
        if (d1 != null && d2 != null) {
            c = Collator.getInstance(Locale.getDefault()).compare(d1, d2);
            if (c != 0) {
                return c;
            }
        }
        if (d1 == null) {
            // Add o1 after o2
            return d2 == null ? 0 : 1;
        }
        // Add o2 after o1
        return -1;
    } else {
        if (date1 == null) {
            // Add o1 after o2
            return 1;
        }
        return -1;
    }
}
 

@Override
public synchronized void changePeriod(TimerInformation timerInformation) {
    Period period = timerInformation.getPeriod();
    LocalDateTime baseDateTime = timerInformation.getCurrentDateTime();
    LocalDateTime nextDateTime = timerInformation.getNextDateTime();

    // logger.debug("Timer updated {}. Current = {}, Next = {}", period, baseDateTime, nextDateTime);
    if (!indicatorPeriodTimes.contains(period)) {
        // logger.debug("Skip calculate indicators. Period = {}", period.name());
        return;
    }

    // 対象より短いPeriodが更新されているか確認、更新されていない場合はwaitする
    if (period != shortestTimePeriod) {
        Period shorterPeriod = period.getShorterPeriod(indicatorPeriodTimes);
        LocalDateTime shorterUpdateTIme = lastUpdateTimeMap.get(shorterPeriod);
        if (shorterUpdateTIme.compareTo(baseDateTime) < 0) {
            logger.warn("Shorter period has not updated yet. Period = {}, Time = {}", shorterPeriod, shorterUpdateTIme);
            waitingUpdateMap.put(period, timerInformation);
            return;
        }
    }

    // Periodごとの更新時刻の更新
    lastUpdateTimeMap.put(period, baseDateTime);

    for (Symbol symbol : latestOHLCMap.keySet()) {
        // 最新データを次の期間に更新して、最新データ取得
        OHLC ohlc = latestOHLCMap.get(symbol).moveNextDateTime(period, nextDateTime);

        // 初回の更新は時刻がnullなので抜ける
        if (ohlc.getBaseDateTime() == null) {
            logger.debug("First update of OHLC for Period = {}, Symbol = {}", period, symbol);
            continue;
        }

        // 1度も更新が無い場合は前回のCloseを使用する
        if (!ohlc.isInitialized()) {
            // logger.debug("Skip indicator update. No market update, and OHLC is NOT initialized. DateTime = {}, Period = {}, Symbol = {}", ohlc.getBaseDateTime(), period, symbol);
            OHLC lastOHLC = ohlcMap.getIndicator(symbol, period).getLastOHLC();
            if (lastOHLC == null) {
                continue;
            }
            ohlc.update(lastOHLC.getCloseBid(), lastOHLC.getCloseAsk());
        }

        // Notify to Indicators
        updateOHLCAndIndicators(symbol, period, ohlc);
    }

    // 更新待ち確認
    if (!waitingUpdateMap.isEmpty()) {
        for (TimerInformation waitingTimer : waitingUpdateMap.values()) {
            logger.warn("Waiting Update, Period = {}, time = {}", waitingTimer.getPeriod(), waitingTimer.getCurrentDateTime());
            if (waitingTimer.getPeriod().getOrder() > period.getOrder() && !baseDateTime.isBefore(waitingTimer.getCurrentDateTime())) {
                changePeriod(waitingTimer);
            }
        }
    }
}
 

/** Interface Comparable, um die Behandlungen nach Datum und Zeit sortieren zu können */
public int compareTo(Konsultation b){
	LocalDateTime me = getDateTime();
	LocalDateTime other = b.getDateTime();
	return me.compareTo(other);
}
 

@Override
public int compare(LocalDateTime first, LocalDateTime second) {
	int cmp = first.compareTo(second);
	return ascendingComparison ? cmp : -cmp;
}
 

@Override
public int compare(LocalDateTime o1, LocalDateTime o2) {
  return o1.compareTo(o2);
}
 

@Override
public int compare(LocalDateTime o1, LocalDateTime o2) {
  return o1.compareTo(o2);
}
 

/**
 * 根据时间返回当前KBar序列的位置
 * @return -1 如果未开市, 0-N
 */
public static int getBarIndex(ExchangeableTradingTimes tradingTimes, PriceLevel level, LocalDateTime marketTime)
{
    if( level==PriceLevel.DAY ){
        return 0;
    }
    if ( tradingTimes==null ) {
        return -1;
    }
    MarketTimeStage mts = tradingTimes.getTimeStage(marketTime);
    switch(mts){
    case AggregateAuction:
    case BeforeMarketOpen:
        return -1;
    case MarketOpen:
    case MarketBreak:
        break;
    default:
        return -1;
    }

    int tradingMillis = tradingTimes.getTradingTime(marketTime);
    int tradeMinutes = tradingMillis / (1000*60);
    int tickIndex=0;

    LocalDateTime[] marketTimes = tradingTimes.getMarketTimes();
    for(int i=0;i<marketTimes.length;i+=2) {
        LocalDateTime stageBegin = marketTimes[i];
        LocalDateTime stageEnd = marketTimes[i+1];
        LocalDateTime stageBegin2 = null;
        if ( i<marketTimes.length-2) {
            stageBegin2 = marketTimes[i+2];
        }
        //如果已经是下一个时间段, 直接跳过当前时间段
        if ( stageBegin2!=null && marketTime.compareTo(stageBegin2)>=0 ) {
            continue;
        }
        if ( marketTime.compareTo(stageBegin)<0 ) {
            break;
        }
        int compareResult = marketTime.compareTo(stageEnd);
        tickIndex = tradeMinutes/level.value();
        int tickBeginMillis = tickIndex*level.value()*60*1000;
        if ( compareResult>=0 ) {
            //超过当前时间段, 但是没有到下一个时间段, 算在最后一个KBar
            if ( tradingMillis-tickBeginMillis<5*1000 ) {
                tickIndex -= 1;
            }
        }
        break;
    }

    return tickIndex;
}
 

@Override
public int compare(LocalDateTime first, LocalDateTime second) {
	int cmp = first.compareTo(second);
	return ascendingComparison ? cmp : -cmp;
}
 

/**
 * Constructor
 * @param start     the start for range, inclusive
 * @param end       the end for range, exclusive
 * @param step      the step increment
 * @param excludes  optional predicate to exclude elements in this range
 */
RangeOfLocalDateTimes(LocalDateTime start, LocalDateTime end, Duration step, Predicate<LocalDateTime> excludes) {
    super(start, end);
    this.step = step;
    this.ascend = start.compareTo(end) <= 0;
    this.excludes = excludes;
}
 

/**
 * Checks that the value specified is in the bounds of this range
 * @param value     the value to check if in bounds
 * @return          true if in bounds
 */
private boolean inBounds(LocalDateTime value) {
    return ascend ? value.compareTo(start()) >=0 && value.isBefore(end()) : value.compareTo(start()) <=0 && value.isAfter(end());
}