Module org.apache.jena.geosparql

Package org.apache.jena.geosparql.spatial.index.v2

Class SpatialIndexIoKryo

java.lang.Object

org.apache.jena.geosparql.spatial.index.v2.SpatialIndexIoKryo

public class SpatialIndexIoKryo
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final String	VERSION	The version of the index that is created by this class.

Constructor Summary

Constructors

Constructor	Description
SpatialIndexIoKryo()

Method Summary

Modifier and Type	Method	Description
static SpatialIndexPerGraph	buildSpatialIndex(org.apache.jena.query.Dataset dataset, String srsURI, Path spatialIndexFile)
static final SpatialIndexPerGraph	load(Path spatialIndexFile)	Load a SpatialIndex from file. Index will be built and empty if file does not exist or is null.
static SpatialIndex	loadOrBuildSpatialIndex(org.apache.jena.query.Dataset dataset, String srsURI, Path spatialIndexFile)
static SpatialIndex	loadOrBuildSpatialIndex(org.apache.jena.query.Dataset dataset, Path spatialIndexFile)
static SpatialIndexHeader	readHeader(com.esotericsoftware.kryo.kryo5.io.Input input)	Read a string from input and return it as JSON.
static final void	save(Path spatialIndexFile, SpatialIndexPerGraph index)	Save SpatialIndex to file.
static void	writeHeader(com.esotericsoftware.kryo.kryo5.io.Output output, SpatialIndexHeader header)
static void	writeToOutputStream(OutputStream os, SpatialIndexPerGraph index)	Write spatial index as Kryo serialization to given OutputStream.

Methods inherited from class java.lang.Object

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

Field Details

VERSION

public static final String VERSION

The version of the index that is created by this class.

See Also:

• Constant Field Values

Constructor Details

SpatialIndexIoKryo

public SpatialIndexIoKryo()

Method Details

loadOrBuildSpatialIndex

public static SpatialIndex loadOrBuildSpatialIndex(org.apache.jena.query.Dataset dataset,
 Path spatialIndexFile)
                                            throws SpatialIndexException

Throws:

SpatialIndexException

loadOrBuildSpatialIndex

public static SpatialIndex loadOrBuildSpatialIndex(org.apache.jena.query.Dataset dataset,
 String srsURI,
 Path spatialIndexFile)
                                            throws SpatialIndexException

Throws:

SpatialIndexException

buildSpatialIndex

public static SpatialIndexPerGraph buildSpatialIndex(org.apache.jena.query.Dataset dataset,
 String srsURI,
 Path spatialIndexFile)
                                              throws SpatialIndexException

Throws:

SpatialIndexException

save

public static final void save(Path spatialIndexFile,
 SpatialIndexPerGraph index)
                       throws SpatialIndexException

Save SpatialIndex to file.

Parameters:

spatialIndexFile - the file being saved to

index - the spatial index

Throws:

SpatialIndexException

writeToOutputStream

public static void writeToOutputStream(OutputStream os,
 SpatialIndexPerGraph index)

Write spatial index as Kryo serialization to given OutputStream.

Parameters:

os - output stream

index - spatial index

writeHeader

public static void writeHeader(com.esotericsoftware.kryo.kryo5.io.Output output,
 SpatialIndexHeader header)

readHeader

public static SpatialIndexHeader readHeader(com.esotericsoftware.kryo.kryo5.io.Input input)

Read a string from input and return it as JSON.

load

public static final SpatialIndexPerGraph load(Path spatialIndexFile)
                                       throws SpatialIndexException

Load a SpatialIndex from file.
Index will be built and empty if file does not exist or is null.

Parameters:

spatialIndexFile -

Returns:

Built Spatial Index.

Throws:

SpatialIndexException