Package org.apache.datasketches.quantiles

Class ItemsSketchIterator<T>

java.lang.Object

org.apache.datasketches.quantiles.ItemsSketchIterator<T>

Type Parameters:

T - type of item

All Implemented Interfaces:

QuantilesGenericSketchIterator<T>, QuantilesSketchIterator

public final class ItemsSketchIterator<T>
extends Object
implements QuantilesGenericSketchIterator<T>

Iterator over ItemsSketch. The order is not defined.

Method Summary

Modifier and Type	Method	Description
T	getQuantile()	Gets the generic quantile at the current index.
long	getWeight()	Gets the natural weight at the current index.
boolean	next()	Advances the index and checks if it is valid.

Methods inherited from class java.lang.Object

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

Method Detail

getQuantile

public T getQuantile()

Description copied from interface: QuantilesGenericSketchIterator

Gets the generic quantile at the current index.

Don't call this before calling next() for the first time or after getting false from next().

Specified by:

getQuantile in interface QuantilesGenericSketchIterator<T>

Returns:

the generic quantile at the current index.

getWeight

public long getWeight()

Description copied from interface: QuantilesSketchIterator

Gets the natural weight at the current index.

Don't call this before calling next() for the first time or after getting false from next().

Specified by:

getWeight in interface QuantilesSketchIterator

Returns:

the natural weight at the current index.

next

public boolean next()

Description copied from interface: QuantilesSketchIterator

Advances the index and checks if it is valid. The state of this iterator is undefined before the first call of this method.

Specified by:

next in interface QuantilesSketchIterator

Returns:

true if the next index is valid.