Package org.elasticsearch.search.aggregations.bucket.geogrid

Class CellValues

java.lang.Object

org.apache.lucene.search.DocIdSetIterator

org.apache.lucene.index.SortedNumericDocValues

org.elasticsearch.index.fielddata.SortingNumericDocValues

org.elasticsearch.index.fielddata.AbstractSortingNumericDocValues

org.elasticsearch.search.aggregations.bucket.geogrid.CellValues

public abstract class CellValues
extends AbstractSortingNumericDocValues

Class representing the long-encoded grid-cells belonging to the geo-doc-values. Class must encode the values and then sort them in order to account for the cells correctly.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	precision

Fields inherited from class org.elasticsearch.index.fielddata.SortingNumericDocValues

values, valuesCursor

Fields inherited from class org.apache.lucene.search.DocIdSetIterator

NO_MORE_DOCS

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CellValues(MultiGeoPointValues geoValues, int precision)

Method Summary

Modifier and Type	Method	Description
boolean	advanceExact(int docId)
protected abstract int	advanceValue(GeoPoint target, int valuesIdx)	Sets the appropriate long-encoded value for target in values.

Methods inherited from class org.elasticsearch.index.fielddata.AbstractSortingNumericDocValues

advance, cost, docID, nextDoc

Methods inherited from class org.elasticsearch.index.fielddata.SortingNumericDocValues

docValueCount, getArrayLength, growExact, nextValue, resize, sort

Methods inherited from class org.apache.lucene.search.DocIdSetIterator

all, empty, range, slowAdvance

Methods inherited from class java.lang.Object

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

Field Details

precision

protected int precision

Constructor Details

CellValues

protected CellValues(MultiGeoPointValues geoValues,
 int precision)

Method Details

advanceExact

public boolean advanceExact(int docId)
                     throws IOException

Throws:

IOException

advanceValue

protected abstract int advanceValue(GeoPoint target,
 int valuesIdx)

Sets the appropriate long-encoded value for target in values.

Parameters:

target - the geo-value to encode

valuesIdx - the index into values to set

Returns:

valuesIdx + 1 if value was set, valuesIdx otherwise.