org.datasyslab.geospark.knnJudgement

Class KnnJudgementUsingIndex

java.lang.Object

org.datasyslab.geospark.knnJudgement.KnnJudgementUsingIndex

All Implemented Interfaces:

Serializable, org.apache.spark.api.java.function.FlatMapFunction<Iterator<Object>,Object>

public class KnnJudgementUsingIndex
extends Object
implements org.apache.spark.api.java.function.FlatMapFunction<Iterator<Object>,Object>, Serializable

The Class KnnJudgementUsingIndex.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
KnnJudgementUsingIndex(com.vividsolutions.jts.geom.Point queryCenter, int k) Instantiates a new knn judgement using index.

Method Summary

Modifier and Type	Method and Description
Iterator<Object>	call(Iterator<Object> treeIndexes)

Methods inherited from class java.lang.Object

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

Constructor Detail

KnnJudgementUsingIndex

public KnnJudgementUsingIndex(com.vividsolutions.jts.geom.Point queryCenter,
                              int k)

Instantiates a new knn judgement using index.

Parameters:

queryCenter - the query center

k - the k

Method Detail

call

public Iterator<Object> call(Iterator<Object> treeIndexes)
                      throws Exception

Specified by:

call in interface org.apache.spark.api.java.function.FlatMapFunction<Iterator<Object>,Object>

Throws:

Exception