alluxio.master.predicate.interval

Class IntervalSet

java.lang.Object

alluxio.master.predicate.interval.IntervalSet

public class IntervalSet
extends Object

This represents a set of time intervals.

Field Summary

Fields

Modifier and Type	Field and Description
static IntervalSet	ALWAYS The interval set that is always possible.
static IntervalSet	NEVER The interval set that is never possible.

Constructor Summary

Constructors

Constructor and Description
IntervalSet(Interval interval) Creates a new instance, with a single Interval.
IntervalSet(List<Interval> intervals) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
List<Interval>	getIntervals()
IntervalSet	intersect(IntervalSet other)
boolean	isValid()
IntervalSet	negate()

Methods inherited from class java.lang.Object

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

Field Detail

NEVER

public static final IntervalSet NEVER

The interval set that is never possible.

ALWAYS

public static final IntervalSet ALWAYS

The interval set that is always possible.

Constructor Detail

IntervalSet

public IntervalSet(List<Interval> intervals)

Creates a new instance.

Parameters:

intervals - the list of intervals

IntervalSet

public IntervalSet(Interval interval)

Creates a new instance, with a single Interval.

Parameters:

interval - the interval

Method Detail

getIntervals

public List<Interval> getIntervals()

Returns:

the list of intervals

isValid

public boolean isValid()

Returns:

true if the interval set is valid/possible

intersect

public IntervalSet intersect(IntervalSet other)

Parameters:

other - the other Interval set

Returns:

a new interval set which represents the intersection with the other interval set

negate

public IntervalSet negate()

Returns:

the interval set which represents the negation of this interval set