Package com.opengamma.timeseries.date.localdate

Examples of com.opengamma.timeseries.date.localdate.LocalDateDoubleTimeSeries.head()

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    if (start.isAfter(timeSeries.getLatestTime()) || end.isBefore(timeSeries.getEarliestTime())) {
      return new SimpleHistoricalTimeSeries(hts.getUniqueId(), ImmutableLocalDateDoubleTimeSeries.EMPTY_SERIES);
    }
    timeSeries = timeSeries.subSeries(start, true, end, true);
    if (((maxPoints != null) && (Math.abs(maxPoints) < timeSeries.size()))) {
      timeSeries = maxPoints >= 0 ? timeSeries.head(maxPoints) : timeSeries.tail(-maxPoints);
    }
    return new SimpleHistoricalTimeSeries(hts.getUniqueId(), timeSeries);
  }

  //-------------------------------------------------------------------------
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    if (start.isAfter(timeSeries.getLatestTime()) || end.isBefore(timeSeries.getEarliestTime())) {
      return new SimpleHistoricalTimeSeries(hts.getUniqueId(), ImmutableLocalDateDoubleTimeSeries.EMPTY_SERIES);
    }
    timeSeries = timeSeries.subSeries(start, true, end, true);
    if (((maxPoints != null) && (Math.abs(maxPoints) < timeSeries.size()))) {
      timeSeries = maxPoints >= 0 ? timeSeries.head(maxPoints) : timeSeries.tail(-maxPoints);
    }
    return new SimpleHistoricalTimeSeries(hts.getUniqueId(), timeSeries);
  }

  @Override
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    // Filter points by date range and max points to return
    // Heeds LocalDateDoubleTimeSeries convention: inclusive start, exclusive end
    LocalDateDoubleTimeSeries subSeries = existingSeries.subSeries(fromDateInclusive, toDateInclusive.plusDays(1));
    Integer maxPoints = filter.getMaxPoints();
    if (((maxPoints != null) && (Math.abs(maxPoints) < subSeries.size()))) {
      subSeries = maxPoints >= 0 ? subSeries.head(maxPoints) : subSeries.tail(-maxPoints);
    }

    final ManageableHistoricalTimeSeries result = new ManageableHistoricalTimeSeries();
    result.setUniqueId(objectId.atLatestVersion());
    result.setTimeSeries(subSeries);
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