org.apache.flink.examples.java.misc

Class PiEstimation.Sampler

java.lang.Object

org.apache.flink.examples.java.misc.PiEstimation.Sampler

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.MapFunction<Long,Long>

Enclosing class:

PiEstimation

public static class PiEstimation.Sampler
extends Object
implements org.apache.flink.api.common.functions.MapFunction<Long,Long>

Sampler randomly emits points that fall within a square of edge x * y. It calculates the distance to the center of a virtually centered circle of radius x = y = 1 If the distance is less than 1, then and only then does it returns a 1.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Sampler()

Method Summary

Modifier and Type	Method and Description
Long	map(Long value)

Methods inherited from class java.lang.Object

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

Constructor Detail

Sampler

public Sampler()

Method Detail

map

public Long map(Long value)

Specified by:

map in interface org.apache.flink.api.common.functions.MapFunction<Long,Long>