List of usage examples for org.joda.time Interval getStart
public DateTime getStart()
From source file:org.sleuthkit.autopsy.timeline.ui.VisualizationPanel.java
License:Open Source License
synchronized private void refreshHistorgram() { if (histogramTask != null) { histogramTask.cancel(true);/*from ww w .j av a 2 s .co m*/ } histogramTask = new LoggedTask<Void>( NbBundle.getMessage(this.getClass(), "VisualizationPanel.histogramTask.title"), true) { @Override protected Void call() throws Exception { updateMessage(NbBundle.getMessage(this.getClass(), "VisualizationPanel.histogramTask.preparing")); long max = 0; final RangeDivisionInfo rangeInfo = RangeDivisionInfo .getRangeDivisionInfo(filteredEvents.getSpanningInterval()); final long lowerBound = rangeInfo.getLowerBound(); final long upperBound = rangeInfo.getUpperBound(); Interval timeRange = new Interval(new DateTime(lowerBound, TimeLineController.getJodaTimeZone()), new DateTime(upperBound, TimeLineController.getJodaTimeZone())); //extend range to block bounderies (ie day, month, year) int p = 0; // progress counter //clear old data, and reset ranges and series Platform.runLater(() -> { updateMessage(NbBundle.getMessage(this.getClass(), "VisualizationPanel.histogramTask.resetUI")); }); ArrayList<Long> bins = new ArrayList<>(); DateTime start = timeRange.getStart(); while (timeRange.contains(start)) { if (isCancelled()) { return null; } DateTime end = start.plus(rangeInfo.getPeriodSize().getPeriod()); final Interval interval = new Interval(start, end); //increment for next iteration start = end; updateMessage(NbBundle.getMessage(this.getClass(), "VisualizationPanel.histogramTask.queryDb")); //query for current range long count = filteredEvents.getEventCounts(interval).values().stream().mapToLong(Long::valueOf) .sum(); bins.add(count); max = Math.max(count, max); final double fMax = Math.log(max); final ArrayList<Long> fbins = new ArrayList<>(bins); Platform.runLater(() -> { updateMessage( NbBundle.getMessage(this.getClass(), "VisualizationPanel.histogramTask.updateUI2")); histogramBox.getChildren().clear(); for (Long bin : fbins) { if (isCancelled()) { break; } Region bar = new Region(); //scale them to fit in histogram height bar.prefHeightProperty() .bind(histogramBox.heightProperty().multiply(Math.log(bin)).divide(fMax)); bar.setMaxHeight(USE_PREF_SIZE); bar.setMinHeight(USE_PREF_SIZE); bar.setBackground(background); bar.setOnMouseEntered((MouseEvent event) -> { Tooltip.install(bar, new Tooltip(bin.toString())); }); bar.setEffect(lighting); //they each get equal width to fill the histogram horizontally HBox.setHgrow(bar, Priority.ALWAYS); histogramBox.getChildren().add(bar); } }); } return null; } }; new Thread(histogramTask).start(); controller.monitorTask(histogramTask); }
From source file:org.sleuthkit.autopsy.timeline.utils.RangeDivisionInfo.java
License:Open Source License
/** * Static factory method./*from ww w .j av a 2s . c o m*/ * * Determine the period size, number of periods, whole period bounds, and * formatters to use to visualize the given timerange. * * @param timeRange * * @return */ public static RangeDivisionInfo getRangeDivisionInfo(Interval timeRange) { //Check from largest to smallest unit //TODO: make this more generic... reduce code duplication -jm DateTimeFieldType timeUnit; final DateTime startWithZone = timeRange.getStart().withZone(TimeLineController.getJodaTimeZone()); final DateTime endWithZone = timeRange.getEnd().withZone(TimeLineController.getJodaTimeZone()); if (Years.yearsIn(timeRange).isGreaterThan(Years.THREE)) { timeUnit = DateTimeFieldType.year(); long lower = startWithZone.property(timeUnit).roundFloorCopy().getMillis(); long upper = endWithZone.property(timeUnit).roundCeilingCopy().getMillis(); return new RangeDivisionInfo(timeRange, Years.yearsIn(timeRange).get(timeUnit.getDurationType()) + 1, TimeUnits.YEARS, ISODateTimeFormat.year(), lower, upper); } else if (Months.monthsIn(timeRange).isGreaterThan(Months.THREE)) { timeUnit = DateTimeFieldType.monthOfYear(); long lower = startWithZone.property(timeUnit).roundFloorCopy().getMillis(); long upper = endWithZone.property(timeUnit).roundCeilingCopy().getMillis(); return new RangeDivisionInfo(timeRange, Months.monthsIn(timeRange).getMonths() + 1, TimeUnits.MONTHS, DateTimeFormat.forPattern("YYYY'-'MMMM"), lower, upper); // NON-NLS } else if (Days.daysIn(timeRange).isGreaterThan(Days.THREE)) { timeUnit = DateTimeFieldType.dayOfMonth(); long lower = startWithZone.property(timeUnit).roundFloorCopy().getMillis(); long upper = endWithZone.property(timeUnit).roundCeilingCopy().getMillis(); return new RangeDivisionInfo(timeRange, Days.daysIn(timeRange).getDays() + 1, TimeUnits.DAYS, DateTimeFormat.forPattern("YYYY'-'MMMM'-'dd"), lower, upper); // NON-NLS } else if (Hours.hoursIn(timeRange).isGreaterThan(Hours.THREE)) { timeUnit = DateTimeFieldType.hourOfDay(); long lower = startWithZone.property(timeUnit).roundFloorCopy().getMillis(); long upper = endWithZone.property(timeUnit).roundCeilingCopy().getMillis(); return new RangeDivisionInfo(timeRange, Hours.hoursIn(timeRange).getHours() + 1, TimeUnits.HOURS, DateTimeFormat.forPattern("YYYY'-'MMMM'-'dd HH"), lower, upper); // NON-NLS } else if (Minutes.minutesIn(timeRange).isGreaterThan(Minutes.THREE)) { timeUnit = DateTimeFieldType.minuteOfHour(); long lower = startWithZone.property(timeUnit).roundFloorCopy().getMillis(); long upper = endWithZone.property(timeUnit).roundCeilingCopy().getMillis(); return new RangeDivisionInfo(timeRange, Minutes.minutesIn(timeRange).getMinutes() + 1, TimeUnits.MINUTES, DateTimeFormat.forPattern("YYYY'-'MMMM'-'dd HH':'mm"), lower, upper); // NON-NLS } else { timeUnit = DateTimeFieldType.secondOfMinute(); long lower = startWithZone.property(timeUnit).roundFloorCopy().getMillis(); long upper = endWithZone.property(timeUnit).roundCeilingCopy().getMillis(); return new RangeDivisionInfo(timeRange, Seconds.secondsIn(timeRange).getSeconds() + 1, TimeUnits.SECONDS, DateTimeFormat.forPattern("YYYY'-'MMMM'-'dd HH':'mm':'ss"), lower, upper); // NON-NLS } }
From source file:org.springframework.analytics.metrics.memory.InMemoryAggregateCounter.java
License:Apache License
public AggregateCounter getCounts(Interval interval, AggregateCounterResolution resolution) { DateTime start = interval.getStart(); DateTime end = interval.getEnd();//from w w w. j a v a2s .c o m Chronology c = interval.getChronology(); long[] counts; if (resolution == AggregateCounterResolution.minute) { List<long[]> days = accumulateDayCounts(minuteCountsByDay, start, end, 60 * 24); counts = MetricUtils.concatArrays(days, interval.getStart().getMinuteOfDay(), interval.toPeriod().toStandardMinutes().getMinutes() + 1); } else if (resolution == AggregateCounterResolution.hour) { List<long[]> days = accumulateDayCounts(hourCountsByDay, start, end, 24); counts = MetricUtils.concatArrays(days, interval.getStart().getHourOfDay(), interval.toPeriod().toStandardHours().getHours() + 1); } else if (resolution == AggregateCounterResolution.day) { DateTime startDay = new DateTime(c.dayOfYear().roundFloor(start.getMillis())); DateTime endDay = new DateTime(c.dayOfYear().roundFloor(end.plusDays(1).getMillis())); int nDays = Days.daysBetween(startDay, endDay).getDays(); DateTime cursor = new DateTime(c.year().roundFloor(interval.getStartMillis())); List<long[]> yearDays = new ArrayList<long[]>(); DateTime endYear = new DateTime(c.year().roundCeiling(end.getMillis())); while (cursor.isBefore(endYear)) { long[] dayCounts = dayCountsByYear.get(cursor.getYear()); if (dayCounts == null) { // Querying where we have no data dayCounts = new long[daysInYear(cursor.getYear())]; } yearDays.add(dayCounts); cursor = cursor.plusYears(1); } counts = MetricUtils.concatArrays(yearDays, startDay.getDayOfYear() - 1, nDays); } else if (resolution == AggregateCounterResolution.month) { DateTime startMonth = new DateTime(c.monthOfYear().roundFloor(interval.getStartMillis())); DateTime endMonth = new DateTime(c.monthOfYear().roundFloor(end.plusMonths(1).getMillis())); int nMonths = Months.monthsBetween(startMonth, endMonth).getMonths(); DateTime cursor = new DateTime(c.year().roundFloor(interval.getStartMillis())); List<long[]> yearMonths = new ArrayList<long[]>(); DateTime endYear = new DateTime(c.year().roundCeiling(end.getMillis())); while (cursor.isBefore(endYear)) { long[] monthCounts = monthCountsByYear.get(cursor.getYear()); if (monthCounts == null) { monthCounts = new long[12]; } yearMonths.add(monthCounts); cursor = cursor.plusYears(1); } counts = MetricUtils.concatArrays(yearMonths, startMonth.getMonthOfYear() - 1, nMonths); } else if (resolution == AggregateCounterResolution.year) { DateTime startYear = new DateTime(interval.getStart().getYear(), 1, 1, 0, 0); DateTime endYear = new DateTime(end.getYear() + 1, 1, 1, 0, 0); int nYears = Years.yearsBetween(startYear, endYear).getYears(); counts = new long[nYears]; for (int i = 0; i < nYears; i++) { long[] monthCounts = monthCountsByYear.get(startYear.plusYears(i).getYear()); counts[i] = MetricUtils.sum(monthCounts); } } else { throw new IllegalStateException("Shouldn't happen. Unhandled resolution: " + resolution); } return new AggregateCounter(this.name, interval, counts, resolution); }
From source file:org.springframework.analytics.metrics.redis.RedisAggregateCounterRepository.java
License:Apache License
/** * For each query, we need to convert the interval into two variations. One is the start and end points rounded to * the resolution (used to calculate the number of entries to be returned from the query). The second is the start * and end buckets we have to retrieve which may contain entries for the interval. For example, when querying * at day resolution, the number of entries is the number of Joda time days between the start (rounded down to a * day boundary) and the end plus one day (also rounded down). However, we need load the data from the buckets * from the month the start day occurs in to the month end day occurs in. These are then concatenated, using the * start day as the start index into the first array, and writing the total number of entries in sequence from that * point into the combined result counts array. *///from ww w .j a v a2 s.c om @Override public AggregateCounter getCounts(String name, Interval interval, AggregateCounterResolution resolution) { DateTime end = interval.getEnd(); Chronology c = interval.getChronology(); long[] counts; if (resolution == AggregateCounterResolution.minute) { // Iterate through each hour in the interval and load the minutes for it MutableDateTime dt = new MutableDateTime(interval.getStart()); dt.setRounding(c.hourOfDay()); Duration step = Duration.standardHours(1); List<long[]> hours = new ArrayList<long[]>(); while (dt.isBefore(end) || dt.isEqual(end)) { hours.add(getMinCountsForHour(name, dt)); dt.add(step); } counts = MetricUtils.concatArrays(hours, interval.getStart().getMinuteOfHour(), interval.toPeriod().toStandardMinutes().getMinutes() + 1); } else if (resolution == AggregateCounterResolution.hour) { DateTime cursor = new DateTime(c.dayOfMonth().roundFloor(interval.getStart().getMillis())); List<long[]> days = new ArrayList<long[]>(); Duration step = Duration.standardHours(24); while (cursor.isBefore(end)) { days.add(getHourCountsForDay(name, cursor)); cursor = cursor.plus(step); } counts = MetricUtils.concatArrays(days, interval.getStart().getHourOfDay(), interval.toPeriod().toStandardHours().getHours() + 1); } else if (resolution == AggregateCounterResolution.day) { DateTime startDay = new DateTime(c.dayOfYear().roundFloor(interval.getStart().getMillis())); DateTime endDay = new DateTime(c.dayOfYear().roundFloor(end.plusDays(1).getMillis())); int nDays = Days.daysBetween(startDay, endDay).getDays(); DateTime cursor = new DateTime(c.monthOfYear().roundFloor(interval.getStart().getMillis())); List<long[]> months = new ArrayList<long[]>(); DateTime endMonth = new DateTime( c.monthOfYear().roundCeiling(interval.getEnd().plusMonths(1).getMillis())); while (cursor.isBefore(endMonth)) { months.add(getDayCountsForMonth(name, cursor)); cursor = cursor.plusMonths(1); } counts = MetricUtils.concatArrays(months, interval.getStart().getDayOfMonth() - 1, nDays); } else if (resolution == AggregateCounterResolution.month) { DateTime startMonth = new DateTime(c.monthOfYear().roundFloor(interval.getStartMillis())); DateTime endMonth = new DateTime(c.monthOfYear().roundFloor(end.plusMonths(1).getMillis())); int nMonths = Months.monthsBetween(startMonth, endMonth).getMonths(); DateTime cursor = new DateTime(c.year().roundFloor(interval.getStartMillis())); List<long[]> years = new ArrayList<long[]>(); DateTime endYear = new DateTime(c.year().roundCeiling(interval.getEnd().plusYears(1).getMillis())); while (cursor.isBefore(endYear)) { years.add(getMonthCountsForYear(name, cursor)); cursor = cursor.plusYears(1); } counts = MetricUtils.concatArrays(years, interval.getStart().getMonthOfYear() - 1, nMonths); } else if (resolution == AggregateCounterResolution.year) { DateTime startYear = new DateTime(interval.getStart().getYear(), 1, 1, 0, 0); DateTime endYear = new DateTime(end.getYear() + 1, 1, 1, 0, 0); int nYears = Years.yearsBetween(startYear, endYear).getYears(); Map<String, Long> yearCounts = getYearCounts(name); counts = new long[nYears]; for (int i = 0; i < nYears; i++) { int year = startYear.plusYears(i).getYear(); Long count = yearCounts.get(Integer.toString(year)); if (count == null) { count = 0L; } counts[i] = count; } } else { throw new IllegalStateException("Shouldn't happen. Unhandled resolution: " + resolution); } return new AggregateCounter(name, interval, counts, resolution); }
From source file:org.springframework.ws.samples.airline.dao.jpa.JpaFlightDao.java
License:Apache License
public List<Flight> findFlights(String fromAirportCode, String toAirportCode, Interval interval, ServiceClass serviceClass) throws DataAccessException { Query query = entityManager.createQuery("SELECT f FROM Flight f WHERE f.from.code = :fromParam " + "AND f.to.code = :toParam AND f.departureTime >= :start AND f.departureTime <= :end AND " + "f.serviceClass = :class"); query.setParameter("fromParam", fromAirportCode); query.setParameter("toParam", toAirportCode); query.setParameter("start", interval.getStart()); query.setParameter("end", interval.getEnd()); query.setParameter("class", serviceClass); return query.getResultList(); }
From source file:org.springframework.xd.analytics.metrics.memory.InMemoryAggregateCounter.java
License:Apache License
public AggregateCount getCounts(Interval interval, AggregateCountResolution resolution) { DateTime start = interval.getStart(); DateTime end = interval.getEnd();/*from ww w. j a va 2 s .co m*/ Chronology c = interval.getChronology(); long[] counts; if (resolution == AggregateCountResolution.minute) { List<long[]> days = accumulateDayCounts(minuteCountsByDay, start, end, 60 * 24); counts = MetricUtils.concatArrays(days, interval.getStart().getMinuteOfDay(), interval.toPeriod().toStandardMinutes().getMinutes() + 1); } else if (resolution == AggregateCountResolution.hour) { List<long[]> days = accumulateDayCounts(hourCountsByDay, start, end, 24); counts = MetricUtils.concatArrays(days, interval.getStart().getHourOfDay(), interval.toPeriod().toStandardHours().getHours() + 1); } else if (resolution == AggregateCountResolution.day) { DateTime startDay = new DateTime(c.dayOfYear().roundFloor(start.getMillis())); DateTime endDay = new DateTime(c.dayOfYear().roundFloor(end.plusDays(1).getMillis())); int nDays = Days.daysBetween(startDay, endDay).getDays(); DateTime cursor = new DateTime(c.year().roundFloor(interval.getStartMillis())); List<long[]> yearDays = new ArrayList<long[]>(); DateTime endYear = new DateTime(c.year().roundCeiling(end.getMillis())); while (cursor.isBefore(endYear)) { long[] dayCounts = dayCountsByYear.get(cursor.getYear()); if (dayCounts == null) { // Querying where we have no data dayCounts = new long[daysInYear(cursor.getYear())]; } yearDays.add(dayCounts); cursor = cursor.plusYears(1); } counts = MetricUtils.concatArrays(yearDays, startDay.getDayOfYear() - 1, nDays); } else if (resolution == AggregateCountResolution.month) { DateTime startMonth = new DateTime(c.monthOfYear().roundFloor(interval.getStartMillis())); DateTime endMonth = new DateTime(c.monthOfYear().roundFloor(end.plusMonths(1).getMillis())); int nMonths = Months.monthsBetween(startMonth, endMonth).getMonths(); DateTime cursor = new DateTime(c.year().roundFloor(interval.getStartMillis())); List<long[]> yearMonths = new ArrayList<long[]>(); DateTime endYear = new DateTime(c.year().roundCeiling(end.getMillis())); while (cursor.isBefore(endYear)) { long[] monthCounts = monthCountsByYear.get(cursor.getYear()); if (monthCounts == null) { monthCounts = new long[12]; } yearMonths.add(monthCounts); cursor = cursor.plusYears(1); } counts = MetricUtils.concatArrays(yearMonths, startMonth.getMonthOfYear() - 1, nMonths); } else if (resolution == AggregateCountResolution.year) { DateTime startYear = new DateTime(interval.getStart().getYear(), 1, 1, 0, 0); DateTime endYear = new DateTime(end.getYear() + 1, 1, 1, 0, 0); int nYears = Years.yearsBetween(startYear, endYear).getYears(); counts = new long[nYears]; for (int i = 0; i < nYears; i++) { long[] monthCounts = monthCountsByYear.get(startYear.plusYears(i).getYear()); counts[i] = MetricUtils.sum(monthCounts); } } else { throw new IllegalStateException("Shouldn't happen. Unhandled resolution: " + resolution); } return new AggregateCount(getName(), interval, counts, resolution); }
From source file:org.springframework.xd.analytics.metrics.redis.RedisAggregateCounterRepository.java
License:Apache License
/** * For each query, we need to convert the interval into two variations. One is the start and end points rounded to * the resolution (used to calculate the number of entries to be returned from the query). The second is the start * and end buckets we have to retrieve which may contain entries for the interval. For example, when querying * at day resolution, the number of entries is the number of Joda time days between the start (rounded down to a * day boundary) and the end plus one day (also rounded down). However, we need load the data from the buckets * from the month the start day occurs in to the month end day occurs in. These are then concatenated, using the * start day as the start index into the first array, and writing the total number of entries in sequence from that * point into the combined result counts array. *///w w w . j a v a 2 s .co m @Override public AggregateCount getCounts(String name, Interval interval, AggregateCountResolution resolution) { DateTime end = interval.getEnd(); Chronology c = interval.getChronology(); long[] counts; if (resolution == AggregateCountResolution.minute) { // Iterate through each hour in the interval and load the minutes for it MutableDateTime dt = new MutableDateTime(interval.getStart()); dt.setRounding(c.hourOfDay()); Duration step = Duration.standardHours(1); List<long[]> hours = new ArrayList<long[]>(); while (dt.isBefore(end) || dt.isEqual(end)) { hours.add(getMinCountsForHour(name, dt)); dt.add(step); } counts = MetricUtils.concatArrays(hours, interval.getStart().getMinuteOfHour(), interval.toPeriod().toStandardMinutes().getMinutes() + 1); } else if (resolution == AggregateCountResolution.hour) { DateTime cursor = new DateTime(c.dayOfMonth().roundFloor(interval.getStart().getMillis())); List<long[]> days = new ArrayList<long[]>(); Duration step = Duration.standardHours(24); while (cursor.isBefore(end)) { days.add(getHourCountsForDay(name, cursor)); cursor = cursor.plus(step); } counts = MetricUtils.concatArrays(days, interval.getStart().getHourOfDay(), interval.toPeriod().toStandardHours().getHours() + 1); } else if (resolution == AggregateCountResolution.day) { DateTime startDay = new DateTime(c.dayOfYear().roundFloor(interval.getStart().getMillis())); DateTime endDay = new DateTime(c.dayOfYear().roundFloor(end.plusDays(1).getMillis())); int nDays = Days.daysBetween(startDay, endDay).getDays(); DateTime cursor = new DateTime(c.monthOfYear().roundFloor(interval.getStart().getMillis())); List<long[]> months = new ArrayList<long[]>(); DateTime endMonth = new DateTime( c.monthOfYear().roundCeiling(interval.getEnd().plusMonths(1).getMillis())); while (cursor.isBefore(endMonth)) { months.add(getDayCountsForMonth(name, cursor)); cursor = cursor.plusMonths(1); } counts = MetricUtils.concatArrays(months, interval.getStart().getDayOfMonth() - 1, nDays); } else if (resolution == AggregateCountResolution.month) { DateTime startMonth = new DateTime(c.monthOfYear().roundFloor(interval.getStartMillis())); DateTime endMonth = new DateTime(c.monthOfYear().roundFloor(end.plusMonths(1).getMillis())); int nMonths = Months.monthsBetween(startMonth, endMonth).getMonths(); DateTime cursor = new DateTime(c.year().roundFloor(interval.getStartMillis())); List<long[]> years = new ArrayList<long[]>(); DateTime endYear = new DateTime(c.year().roundCeiling(interval.getEnd().plusYears(1).getMillis())); while (cursor.isBefore(endYear)) { years.add(getMonthCountsForYear(name, cursor)); cursor = cursor.plusYears(1); } counts = MetricUtils.concatArrays(years, interval.getStart().getMonthOfYear() - 1, nMonths); } else if (resolution == AggregateCountResolution.year) { DateTime startYear = new DateTime(interval.getStart().getYear(), 1, 1, 0, 0); DateTime endYear = new DateTime(end.getYear() + 1, 1, 1, 0, 0); int nYears = Years.yearsBetween(startYear, endYear).getYears(); Map<String, Long> yearCounts = getYearCounts(name); counts = new long[nYears]; for (int i = 0; i < nYears; i++) { int year = startYear.plusYears(i).getYear(); Long count = yearCounts.get(Integer.toString(year)); if (count == null) { count = 0L; } counts[i] = count; } } else { throw new IllegalStateException("Shouldn't happen. Unhandled resolution: " + resolution); } return new AggregateCount(name, interval, counts, resolution); }
From source file:pt.ist.fenix.task.exportData.santanderCardGeneration.CreateAndInitializeExecutionCourses.java
License:Open Source License
private Interval map(final OccupationPeriod occupationPeriod, final Integer w) { final Interval startInterval = occupationPeriod.getPeriodInterval(); final DateTime s = startInterval.getStart().plusWeeks(w - 1); final Interval i = new Interval(s, s.plusWeeks(1)); return intersect(occupationPeriod, i); }
From source file:pt.ist.fenix.task.exportData.santanderCardGeneration.CreateAndInitializeExecutionCourses.java
License:Open Source License
public Stream<Integer> getWeeks(final Lesson lesson) { final SortedSet<Integer> weeks = new TreeSet<Integer>(); final ExecutionCourse executionCourse = lesson.getExecutionCourse(); final YearMonthDay firstPossibleLessonDay = executionCourse.getMaxLessonsPeriod().getLeft(); for (final Interval interval : lesson.getAllLessonIntervals()) { final Integer week = Weeks.weeksBetween(firstPossibleLessonDay, interval.getStart().toLocalDate()) .getWeeks() + 1;// w w w . j a v a2 s .c o m weeks.add(week); } return weeks.stream(); }
From source file:pt.ist.fenix.task.exportData.santanderCardGeneration.CreateAndInitializeExecutionCourses.java
License:Open Source License
public SortedSet<Integer> getOccurrenceWeeksAsString(final Lesson lesson) { final SortedSet<Integer> weeks = new TreeSet<Integer>(); final ExecutionCourse executionCourse = lesson.getExecutionCourse(); final YearMonthDay firstPossibleLessonDay = executionCourse.getMaxLessonsPeriod().getLeft(); final YearMonthDay lastPossibleLessonDay = executionCourse.getMaxLessonsPeriod().getRight(); for (final Interval interval : lesson.getAllLessonIntervals()) { final Integer week = Weeks.weeksBetween(firstPossibleLessonDay, interval.getStart().toLocalDate()) .getWeeks() + 1;/*from ww w .j a va 2 s . c om*/ weeks.add(week); } return weeks; }