Package org.apache.pinot.segment.local.segment.creator.impl.inv.geospatial

Class BaseH3IndexCreator

java.lang.Object

org.apache.pinot.segment.local.segment.creator.impl.inv.geospatial.BaseH3IndexCreator

All Implemented Interfaces:

Closeable, AutoCloseable, GeoSpatialIndexCreator, IndexCreator

Direct Known Subclasses:

OffHeapH3IndexCreator, OnHeapH3IndexCreator

public abstract class BaseH3IndexCreator
extends Object
implements GeoSpatialIndexCreator

Base implementation of the H3 index creator.

Index file layout:

• Header
• Version (int)
• Number of unique H3 ids (int)
• Resolutions (short)
• Long dictionary
• Bitmap inverted index

Field Summary

Fields

Modifier and Type	Field	Description
static int	HEADER_LENGTH
static int	VERSION

Method Summary

Modifier and Type	Method	Description
void	add(org.locationtech.jts.geom.Geometry geometry)
void	close()
org.locationtech.jts.geom.Geometry	deserialize(byte[] bytes)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.pinot.segment.spi.index.creator.GeoSpatialIndexCreator

add, add, seal

Field Detail

VERSION

public static final int VERSION

See Also:

Constant Field Values

HEADER_LENGTH

public static final int HEADER_LENGTH

See Also:

Constant Field Values

Method Detail

deserialize

public org.locationtech.jts.geom.Geometry deserialize(byte[] bytes)

Specified by:

deserialize in interface GeoSpatialIndexCreator

add

public void add(org.locationtech.jts.geom.Geometry geometry)
         throws IOException

Specified by:

add in interface GeoSpatialIndexCreator

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Throws:

IOException