org.orekit.propagation.analytical.twod
Class AbstractDateIntervalFunction

java.lang.Object
  org.orekit.propagation.analytical.twod.AbstractDateIntervalFunction

All Implemented Interfaces:

UnivariateDateFunction

Direct Known Subclasses:

DateIntervalLinearFunction, DateIntervalParabolicFunction

public abstract class AbstractDateIntervalFunction
extends Object
implements UnivariateDateFunction

Abstract class for piecewise function of date.

Since:

3.0

Version:

$Id: AbstractDateIntervalFunction.java 13151 2015-05-05 13:09:30Z bignon $

Author:

Emmanuel Bignon

Concurrency :

thread-safe

Constructor Summary

AbstractDateIntervalFunction(AbsoluteDate[] timeIntervals)
Constructor.

AbstractDateIntervalFunction(AbstractDateIntervalFunction function)
Clone constructor.

Method Summary

AbsoluteDate[]	getDateIntervals() Returns a copy of date intervals.
protected int	getIndexInterval(AbsoluteDate date) Returns index such as dateIntervals[k] <= date <= dateIntervals[k+1].

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.orekit.propagation.analytical.twod.UnivariateDateFunction

value

Constructor Detail

AbstractDateIntervalFunction

public AbstractDateIntervalFunction(AbsoluteDate[] timeIntervals)

Constructor.

Parameters:

timeIntervals - date intervals (must be chronologically sorted)

AbstractDateIntervalFunction

public AbstractDateIntervalFunction(AbstractDateIntervalFunction function)

Clone constructor.

Parameters:

function - function to copy

Method Detail

getDateIntervals

public AbsoluteDate[] getDateIntervals()

Returns a copy of date intervals.

Returns:

date intervals

getIndexInterval

protected int getIndexInterval(AbsoluteDate date)

Returns index such as dateIntervals[k] <= date <= dateIntervals[k+1].

Parameters:

date - a date

Returns:

index such as dateIntervals[k] <= date <= dateIntervals[k+1], -1 if date is before dateIntervals[0], dateIntervals.length - 1 if date is after dateIntervals[dateIntervals.length - 1]