Package org.eclipse.rdf4j.sail.memory.model

Class MemStatement

java.lang.Object

org.eclipse.rdf4j.model.impl.GenericStatement<MemResource,MemIRI,MemValue>

org.eclipse.rdf4j.sail.memory.model.MemStatement

All Implemented Interfaces:

Serializable, Statement

public class MemStatement
extends GenericStatement<MemResource,MemIRI,MemValue>

A MemStatement is a Statement which contains context information and a flag indicating whether the statement is explicit or inferred.

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.eclipse.rdf4j.model.impl.GenericStatement

context, object, predicate, subject

Constructor Summary

Constructors

Constructor	Description
MemStatement(MemResource subject, MemIRI predicate, MemValue object, MemResource context, boolean explicit, int sinceSnapshot)	Creates a new MemStatement with the supplied subject, predicate, object and context.
MemStatement(MemResource subject, MemIRI predicate, MemValue object, MemResource context, int sinceSnapshot)	Creates a new MemStatement with the supplied subject, predicate, object and context and marks it as 'explicit'.

Method Summary

Modifier and Type	Method	Description
void	addToComponentLists()	Lets this statement add itself to the appropriate statement lists of its subject, predicate, object and context.
boolean	exactMatch(MemResource subject, MemIRI predicate, MemValue object, MemResource context)
int	getSinceSnapshot()
int	getTillSnapshot()
boolean	isExplicit()
boolean	isInSnapshot(int snapshot)
boolean	matchesContext(MemResource[] memContexts)
boolean	matchesSPO(MemResource subject, MemIRI predicate, MemValue object)
void	setTillSnapshot(int snapshot)

Methods inherited from class org.eclipse.rdf4j.model.impl.GenericStatement

equals, getContext, getObject, getPredicate, getSubject, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

MemStatement

public MemStatement(MemResource subject,
 MemIRI predicate,
 MemValue object,
 MemResource context,
 int sinceSnapshot)

Creates a new MemStatement with the supplied subject, predicate, object and context and marks it as 'explicit'.

MemStatement

public MemStatement(MemResource subject,
 MemIRI predicate,
 MemValue object,
 MemResource context,
 boolean explicit,
 int sinceSnapshot)

Creates a new MemStatement with the supplied subject, predicate, object and context. The value of the explicit parameter determines if this statement is marked as 'explicit' or not.

Method Details

getSinceSnapshot

public int getSinceSnapshot()

setTillSnapshot

public void setTillSnapshot(int snapshot)

getTillSnapshot

public int getTillSnapshot()

isInSnapshot

public boolean isInSnapshot(int snapshot)

isExplicit

public boolean isExplicit()

addToComponentLists

public void addToComponentLists()
                         throws InterruptedException

Lets this statement add itself to the appropriate statement lists of its subject, predicate, object and context. The transaction status will be set to new.

Throws:

InterruptedException

matchesSPO

public boolean matchesSPO(MemResource subject,
 MemIRI predicate,
 MemValue object)

matchesContext

public boolean matchesContext(MemResource[] memContexts)

exactMatch

public boolean exactMatch(MemResource subject,
 MemIRI predicate,
 MemValue object,
 MemResource context)