Package org.apache.druid.java.util.common.granularity

Class IntervalsByGranularity

java.lang.Object

org.apache.druid.java.util.common.granularity.IntervalsByGranularity

public class IntervalsByGranularity
extends Object

Produce a stream of intervals generated by a given set of intervals as input and a given granularity. This class avoids materializing the granularity intervals whenever possible.

Constructor Summary

Constructors

Constructor	Description
IntervalsByGranularity(Collection<org.joda.time.Interval> intervals, Granularity granularity)

Method Summary

Modifier and Type	Method	Description
Iterator<org.joda.time.Interval>	granularityIntervalsIterator()

Methods inherited from class java.lang.Object

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

Constructor Details

IntervalsByGranularity

public IntervalsByGranularity(Collection<org.joda.time.Interval> intervals,
 Granularity granularity)

Parameters:

intervals - Intervals for which to apply the given granularity. They should not contain overlapped intervals.

granularity - The granularity to apply

Throws:

IAE - if intervals contains at least an overlapping pair

Method Details

granularityIntervalsIterator

public Iterator<org.joda.time.Interval> granularityIntervalsIterator()

Returns:

The intervals according to the granularity. The intervals are provided in order according to Comparators.intervalsByStartThenEnd()