Example usage for org.joda.time Instant toDateTime

Introduction

In this page you can find the example usage for org.joda.time Instant toDateTime.

Prototype

public DateTime toDateTime() 

Source Link

Document

Get this object as a DateTime using ISOChronology in the default zone.

Usage

From source file:org.joda.example.time.Examples.java

License:Apache License

private void runInstant() {
    System.out.println("Instant");
    System.out.println("=======");
    System.out/*from  w w w.j a  va2s . c  om*/
            .println("Instant stores a point in the datetime continuum as millisecs from 1970-01-01T00:00:00Z");
    System.out.println("Instant is immutable and thread-safe");
    System.out.println("                      in = new Instant()");
    Instant in = new Instant();
    System.out.println("Millisecond time:     in.getMillis():           " + in.getMillis());
    System.out.println("ISO string version:   in.toString():            " + in.toString());
    System.out.println("ISO chronology:       in.getChronology():       " + in.getChronology());
    System.out.println("UTC time zone:        in.getDateTimeZone():     " + in.getZone());
    System.out.println("Change millis:        in.withMillis(0):         " + in.withMillis(0L));
    System.out.println("");
    System.out.println("Convert to Instant:   in.toInstant():           " + in.toInstant());
    System.out.println("Convert to DateTime:  in.toDateTime():          " + in.toDateTime());
    System.out.println("Convert to MutableDT: in.toMutableDateTime():   " + in.toMutableDateTime());
    System.out.println("Convert to Date:      in.toDate():              " + in.toDate());
    System.out.println("");
    System.out.println("                      in2 = new Instant(in.getMillis() + 10)");
    Instant in2 = new Instant(in.getMillis() + 10);
    System.out.println("Equals ms and chrono: in.equals(in2):           " + in.equals(in2));
    System.out.println("Compare millisecond:  in.compareTo(in2):        " + in.compareTo(in2));
    System.out.println("Compare millisecond:  in.isEqual(in2):          " + in.isEqual(in2));
    System.out.println("Compare millisecond:  in.isAfter(in2):          " + in.isAfter(in2));
    System.out.println("Compare millisecond:  in.isBefore(in2):         " + in.isBefore(in2));
}

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From source file:org.n52.shetland.ogc.gml.time.TimeInstant.java

License:Apache License

/**
 * Creates a new {@code TimeInstant}./*from ww w.  j  a va2  s.  co  m*/
 *
 * @param instant the instant
 */
public TimeInstant(Instant instant) {
    this(instant != null ? instant.toDateTime() : null, 0, null);
}

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From source file:org.powertac.common.TariffEvaluationHelper.java

License:Apache License

/**
 * Estimate the total cost of buying the given amounts of power
 * from the given tariff, starting in the timeslot identified by startIndex.
 * Payments include usage charges, and periodic payments just in case
 * <code>includePeriodicCharge</code> is true. They do not
 * include signup or withdrawal charges.
 * Note that there is a strong assumption that the projected usage
 * is for a single customer, not the total population in some model.
 * This assumption is embedded in the structure of usage tiers in the
 * tariff./* w  w  w  .j  av  a 2 s.c  o  m*/
 */
public double estimateCost(Tariff tariff, double[] usage, Instant start, boolean includePeriodicCharge) {
    init();
    this.tariff = tariff;
    computeAlpha(tariff);
    double dailyUsage = 0.0;
    double result = 0.0;
    //Instant time = timeService.getCurrentTime();
    Instant time = start;
    if (null == time)
        log.error("Time is null!");
    for (int index = 0; index < usage.length; index++) {
        time = time.plus(TimeService.HOUR);
        result += tariff.getUsageCharge(time, usage[index], dailyUsage, this);
        if (includePeriodicCharge)
            result += tariff.getPeriodicPayment() / 24.0;
        if (time.toDateTime().getHourOfDay() == 0) {
            //reset the daily usage counter
            dailyUsage = 0.0;
        } else {
            dailyUsage += usage[index];
        }
    }
    // Account for regulation. In general, customers get paid (+) for up-reg
    // and must pay (-) for down. Also, in general, the amounts are positive
    // for up-reg and negative for down-reg. This explains the signs used here.
    double adj = 0.0;
    if (tariff.hasRegulationRate()) {
        double upreg = (expCurtail + expDischarge) * tariff.overpricedUpRegulationRatio();
        adj += tariff.getRegulationCharge(upreg, 0.0, false);
        double downreg = expDown * tariff.overpricedDownRegulationRatio();
        adj += tariff.getRegulationCharge(downreg, 0.0, false);
        // Extra burden for tariffs with higher cost for down-regulation
        // than for consumption
    }
    return result + adj * usage.length;
}

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