org.rdfhdt.hdt.triples.impl

Class BitmapTriples

java.lang.Object

org.rdfhdt.hdt.triples.impl.BitmapTriples

All Implemented Interfaces:

Closeable, AutoCloseable, Triples, TriplesPrivate

public class BitmapTriples
extends Object
implements TriplesPrivate

Author:

mario.arias

Field Summary

Fields

Modifier and Type	Field and Description
protected AdjacencyList	adjIndex
protected AdjacencyList	adjY
protected AdjacencyList	adjZ
protected Bitmap	bitmapIndexZ
protected Bitmap	bitmapY
protected Bitmap	bitmapZ
protected Sequence	indexZ
protected TripleComponentOrder	order
protected Sequence	predicateCount
PredicateIndex	predicateIndex
protected Sequence	seqY
protected Sequence	seqZ

Constructor Summary

Constructors

Constructor and Description
BitmapTriples()
BitmapTriples(HDTOptions spec)
BitmapTriples(Sequence seqY, Sequence seqZ, Bitmap bitY, Bitmap bitZ, TripleComponentOrder order)

Method Summary

Modifier and Type	Method and Description
void	close()
void	generateIndex(ProgressListener listener) Generates the associated Index
Bitmap	getBitmapY()
Bitmap	getBitmapZ()
Sequence	getIndexZ()
long	getNumberOfElements()
TripleComponentOrder	getOrder()
Sequence	getPredicateCount()
Sequence	getSeqY()
Sequence	getSeqZ()
String	getType()
void	load(InputStream input, ControlInfo ci, ProgressListener listener) Loads the structure from an InputStream
void	load(IteratorTripleID it, ProgressListener listener)
void	load(TempTriples triples, ProgressListener listener) Loads triples from another Triples Structure
void	loadIndex(InputStream input, ControlInfo ci, ProgressListener listener) Loads the associated Index from an InputStream
void	mapFromFile(CountInputStream input, File f, ProgressListener listener)
void	mapIndex(CountInputStream input, File f, ControlInfo ci, ProgressListener listener) Loads the associated Index from an InputStream
void	populateHeader(Header header, String rootNode)
void	save(OutputStream output, ControlInfo ci, ProgressListener listener) Serializes the triples to an OutputStream
void	saveIndex(OutputStream output, ControlInfo ci, ProgressListener listener) Saves the associated Index to an OutputStream
IteratorTripleID	search(TripleID pattern)
IteratorTripleID	searchAll()
long	size()

Methods inherited from class java.lang.Object

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

Field Detail

order

protected TripleComponentOrder order

seqY

protected Sequence seqY

seqZ

protected Sequence seqZ

indexZ

protected Sequence indexZ

predicateCount

protected Sequence predicateCount

bitmapY

protected Bitmap bitmapY

bitmapZ

protected Bitmap bitmapZ

bitmapIndexZ

protected Bitmap bitmapIndexZ

adjY

protected AdjacencyList adjY

adjZ

protected AdjacencyList adjZ

adjIndex

protected AdjacencyList adjIndex

predicateIndex

public PredicateIndex predicateIndex

Constructor Detail

BitmapTriples

public BitmapTriples()

BitmapTriples

public BitmapTriples(HDTOptions spec)

BitmapTriples

public BitmapTriples(Sequence seqY,
                     Sequence seqZ,
                     Bitmap bitY,
                     Bitmap bitZ,
                     TripleComponentOrder order)

Method Detail

getPredicateCount

public Sequence getPredicateCount()

load

public void load(IteratorTripleID it,
                 ProgressListener listener)

load

public void load(TempTriples triples,
                 ProgressListener listener)

Description copied from interface: TriplesPrivate

Loads triples from another Triples Structure

Specified by:

load in interface TriplesPrivate

Parameters:

triples - The TempTriples input to load from

search

public IteratorTripleID search(TripleID pattern)

Specified by:

search in interface Triples

searchAll

public IteratorTripleID searchAll()

Specified by:

searchAll in interface Triples

getNumberOfElements

public long getNumberOfElements()

Specified by:

getNumberOfElements in interface Triples

size

public long size()

Specified by:

size in interface Triples

save

public void save(OutputStream output,
                 ControlInfo ci,
                 ProgressListener listener)
          throws IOException

Description copied from interface: TriplesPrivate

Serializes the triples to an OutputStream

Specified by:

save in interface TriplesPrivate

Parameters:

output - The OutputStream to save the triples to

Throws:

IOException

load

public void load(InputStream input,
                 ControlInfo ci,
                 ProgressListener listener)
          throws IOException

Description copied from interface: TriplesPrivate

Loads the structure from an InputStream

Specified by:

load in interface TriplesPrivate

Parameters:

input - The InputStream to load the file from

Throws:

IOException

mapFromFile

public void mapFromFile(CountInputStream input,
                        File f,
                        ProgressListener listener)
                 throws IOException

Specified by:

mapFromFile in interface TriplesPrivate

Throws:

IOException

generateIndex

public void generateIndex(ProgressListener listener)

Description copied from interface: TriplesPrivate

Generates the associated Index

Specified by:

generateIndex in interface TriplesPrivate

populateHeader

public void populateHeader(Header header,
                           String rootNode)

Specified by:

populateHeader in interface Triples

getType

public String getType()

Specified by:

getType in interface Triples

saveIndex

public void saveIndex(OutputStream output,
                      ControlInfo ci,
                      ProgressListener listener)
               throws IOException

Description copied from interface: TriplesPrivate

Saves the associated Index to an OutputStream

Specified by:

saveIndex in interface TriplesPrivate

Parameters:

output - The OutputStream to save the index

Throws:

IOException

loadIndex

public void loadIndex(InputStream input,
                      ControlInfo ci,
                      ProgressListener listener)
               throws IOException

Description copied from interface: TriplesPrivate

Loads the associated Index from an InputStream

Specified by:

loadIndex in interface TriplesPrivate

Parameters:

input - The InputStream to load the index from

Throws:

IOException

mapIndex

public void mapIndex(CountInputStream input,
                     File f,
                     ControlInfo ci,
                     ProgressListener listener)
              throws IOException

Description copied from interface: TriplesPrivate

Loads the associated Index from an InputStream

Specified by:

mapIndex in interface TriplesPrivate

Parameters:

input - The InputStream to load the index from

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Throws:

IOException

getOrder

public TripleComponentOrder getOrder()

getIndexZ

public Sequence getIndexZ()

getSeqY

public Sequence getSeqY()

getSeqZ

public Sequence getSeqZ()

getBitmapY

public Bitmap getBitmapY()

getBitmapZ

public Bitmap getBitmapZ()