it.uniroma2.art.owlart.models.impl

Class LiteralIteratorFilteringLanguage

java.lang.Object

it.uniroma2.art.owlart.models.impl.LiteralIteratorFilteringLanguage

All Implemented Interfaces:

ARTLiteralIterator, RDFIterator<ARTLiteral>, AutoCloseable, Iterator<ARTLiteral>

public class LiteralIteratorFilteringLanguage
extends Object
implements ARTLiteralIterator

Author:

Luca Mastrogiovanni

Constructor Summary

Constructors

Constructor and Description
LiteralIteratorFilteringLanguage(ARTNodeIterator it, String languageTag) Default constructor

Method Summary

Methods

Modifier and Type	Method and Description
void	close() closes the iterator and release resources
ARTLiteral	getNext() gets the next element of the iterator, and advances over the data stream (roughly equivalent to traditional next() iterator method)
boolean	hasNext()
ARTLiteral	next()
void	remove()
boolean	streamOpen() tells if the data stream associated to this iterator is not empty (roughly equivalent to traditional hasNext() iterator method)

Methods inherited from class java.lang.Object

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

Constructor Detail

LiteralIteratorFilteringLanguage

public LiteralIteratorFilteringLanguage(ARTNodeIterator it,
                                String languageTag)

Default constructor

Parameters:

itStmt - statement iterator

languageTag - language tag

Method Detail

close

public void close()
           throws ModelAccessException

Description copied from interface: RDFIterator

closes the iterator and release resources

Specified by:

close in interface RDFIterator<ARTLiteral>

Specified by:

close in interface AutoCloseable

Throws:

ModelAccessException

getNext

public ARTLiteral getNext()
                   throws ModelAccessException

Description copied from interface: RDFIterator

gets the next element of the iterator, and advances over the data stream (roughly equivalent to traditional next() iterator method)

Specified by:

getNext in interface RDFIterator<ARTLiteral>

Returns:

Throws:

ModelAccessException

streamOpen

public boolean streamOpen()
                   throws ModelAccessException

Description copied from interface: RDFIterator

tells if the data stream associated to this iterator is not empty (roughly equivalent to traditional hasNext() iterator method)

Specified by:

streamOpen in interface RDFIterator<ARTLiteral>

Returns:

Throws:

ModelAccessException

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<ARTLiteral>

next

public ARTLiteral next()

Specified by:

next in interface Iterator<ARTLiteral>

remove

public void remove()

Specified by:

remove in interface Iterator<ARTLiteral>