Package org.apache.datasketches.req

Class ReqSketchIterator

java.lang.Object

org.apache.datasketches.req.ReqSketchIterator

All Implemented Interfaces:

QuantilesFloatsSketchIterator, QuantilesSketchIterator

public final class ReqSketchIterator
extends Object
implements QuantilesFloatsSketchIterator

Iterator over all retained items of the ReqSketch. The order is not defined.

Author:

Lee Rhodes

Method Summary

Modifier and Type	Method	Description
float	getQuantile()	Gets the float 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

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

Method Details

getQuantile

public float getQuantile()

Description copied from interface: QuantilesFloatsSketchIterator

Gets the float 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 QuantilesFloatsSketchIterator

Returns:

the float 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.