com.bigdata.rdf.inf

Class BackchainOwlSameAsIterator

java.lang.Object

com.bigdata.rdf.inf.BackchainOwlSameAsIterator

All Implemented Interfaces:

IChunkedIterator<ISPO>, IChunkedOrderedIterator<ISPO>, ICloseable, ICloseableIterator<ISPO>, Iterator<ISPO>

Direct Known Subclasses:

BackchainOwlSameAsPropertiesPIterator, BackchainOwlSameAsPropertiesPOIterator, BackchainOwlSameAsPropertiesSPIterator, BackchainOwlSameAsPropertiesSPOIterator

public abstract class BackchainOwlSameAsIterator
extends Object
implements IChunkedOrderedIterator<ISPO>

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	copyOnly This flag is true since we do NOT want statement identifiers to be generated for inferences produced by the backchainer.
protected AbstractTripleStore	db The database.
protected static org.apache.log4j.Logger	log
protected IV	sameAs
protected IChunkedOrderedIterator<ISPO>	src

Fields inherited from interface com.bigdata.striterator.IChunkedIterator

DEFAULT_CHUNK_SIZE

Constructor Summary

Constructors

Constructor and Description
BackchainOwlSameAsIterator(IChunkedOrderedIterator<ISPO> src, AbstractTripleStore db, IV sameAs)

Method Summary

Methods

Modifier and Type	Method and Description
protected TempTripleStore	createTempTripleStore()
protected void	dumpSPO(ISPO spo)
protected Set<IV>	getSames(IV iv)
protected void	getSames(IV id, Set<IV> sames)
protected Set<IV>	getSelfAndSames(IV iv)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.bigdata.striterator.IChunkedOrderedIterator

getKeyOrder, nextChunk

Methods inherited from interface com.bigdata.striterator.IChunkedIterator

next, nextChunk, remove

Methods inherited from interface cutthecrap.utils.striterators.ICloseableIterator

close

Methods inherited from interface java.util.Iterator

hasNext

Field Detail

log

protected static final org.apache.log4j.Logger log

db

protected AbstractTripleStore db

The database.

copyOnly

protected final boolean copyOnly

This flag is true since we do NOT want statement identifiers to be generated for inferences produced by the backchainer.

See Also:

Constant Field Values

sameAs

protected IV sameAs

src

protected IChunkedOrderedIterator<ISPO> src

Constructor Detail

BackchainOwlSameAsIterator

public BackchainOwlSameAsIterator(IChunkedOrderedIterator<ISPO> src,
                          AbstractTripleStore db,
                          IV sameAs)

Method Detail

getSelfAndSames

protected Set<IV> getSelfAndSames(IV iv)

getSames

protected Set<IV> getSames(IV iv)

getSames

protected void getSames(IV id,
            Set<IV> sames)

createTempTripleStore

protected TempTripleStore createTempTripleStore()

dumpSPO

protected void dumpSPO(ISPO spo)