Example usage for org.joda.time DurationFieldType getField

Introduction

In this page you can find the example usage for org.joda.time DurationFieldType getField.

Prototype

public abstract DurationField getField(Chronology chronology);

Source Link

Document

Gets a suitable field for this type from the given Chronology.

Usage

From source file:ch.oakmountain.tpa.solver.PeriodicalTimeFrame.java

License:Apache License

/**
 * Checks if the duration type specified is supported by this
 * local datetime and chronology.//from  ww  w .  ja  v  a  2 s.  c  o  m
 *
 * @param type a duration type, usually obtained from DurationFieldType
 * @return true if the field type is supported
 */
public boolean isSupported(DurationFieldType type) {
    if (type == null) {
        return false;
    }
    return type.getField(getChronology()).isSupported();
}

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From source file:org.apereo.portal.events.aggr.AggregationInterval.java

License:Apache License

/**
 * Determine the number of intervals between the start and end dates
 *
 * @param start Start, inclusive/*  w  w  w  .j a  va  2s  .co  m*/
 * @param end End, exclusive
 * @return Number of intervals between start and end
 */
public int determineIntervalsBetween(ReadableInstant start, ReadableInstant end) {
    if (!this.isSupportsDetermination()) {
        throw new IllegalArgumentException("Cannot compute intervals between for " + this + " please use "
                + AggregationIntervalHelper.class);
    }

    final DateTimeFieldType dtft;
    final double ratio;
    switch (this) {
    case FIVE_MINUTE: {
        dtft = MINUTE.getDateTimeFieldType();
        ratio = 5;
        break;
    }
    default: {
        dtft = dateTimeFieldType;
        ratio = 1;
    }
    }

    final DurationFieldType durationType = dtft.getDurationType();
    final Chronology chrono = DateTimeUtils.getInstantChronology(start);
    return (int) Math
            .round(durationType.getField(chrono).getDifference(end.getMillis(), start.getMillis()) / ratio);
}

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