de.jaret.util.date
Interface Interval

All Superinterfaces:

PropertyObservable

All Known Implementing Classes:

Event, IntervalImpl

public interface Interval
extends PropertyObservable

Interval with observable properties.

Version:

$Id: Interval.java 875 2009-09-03 22:07:04Z kliem $

Author:

Peter Kliem

Field Summary

static String	PROP_BEGIN Constant defining the property name for begin.
static String	PROP_END Constant defining the property name for end.

Method Summary

boolean	contains(Interval interval) Checks whether an interval is completely contained in the interval.
boolean	contains(JaretDate date) Checks whether a given date is contained in the interval.
JaretDate	getBegin() Retrieve the begin timestamp of the interval.
JaretDate	getEnd() Retrieve the end timestamp of the interval.
int	getSeconds() Retrieve the length of the interval in seconds.
boolean	intersects(Interval interval) Check whether this intersects the given interval.
void	setBegin(JaretDate begin) Set the begin timestamp of the interval.
void	setEnd(JaretDate end) Set the end timestamp of the interval.

Methods inherited from interface de.jaret.util.misc.PropertyObservable

addPropertyChangeListener, removePropertyChangeListener

Field Detail

PROP_END

static final String PROP_END

Constant defining the property name for end.

See Also:

Constant Field Values

PROP_BEGIN

static final String PROP_BEGIN

Constant defining the property name for begin.

See Also:

Constant Field Values

Method Detail

setBegin

void setBegin(JaretDate begin)

Set the begin timestamp of the interval.

Parameters:

begin - the begin timestamp to be set.

getBegin

JaretDate getBegin()

Retrieve the begin timestamp of the interval.

Returns:

the begin timestamp of the interval.

setEnd

void setEnd(JaretDate end)

Set the end timestamp of the interval.

Parameters:

end - the end timestamp to be set.

getEnd

JaretDate getEnd()

Retrieve the end timestamp of the interval.

Returns:

the end timestamp of the interval.

contains

boolean contains(JaretDate date)

Checks whether a given date is contained in the interval.

Parameters:

date - date to be checked

Returns:

true if the date is included in the interval

contains

boolean contains(Interval interval)

Checks whether an interval is completely contained in the interval.

Parameters:

interval - interval to check

Returns:

true if the interval is completely contained in the interval

getSeconds

int getSeconds()

Retrieve the length of the interval in seconds.

Returns:

length of the interval in seconds

intersects

boolean intersects(Interval interval)

Check whether this intersects the given interval.

Parameters:

interval - interval to be checked for intersection.

Returns:

true if an intersection exists, false otherwise