org.ontoware.rdf2go.model.impl

Class TriplePatternImpl

java.lang.Object

org.ontoware.rdf2go.model.impl.TriplePatternImpl

All Implemented Interfaces:

Serializable, TriplePattern

Direct Known Subclasses:

QuadPatternImpl

public class TriplePatternImpl
extends Object
implements TriplePattern

A statement with variables

Author:

voelkel

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TriplePatternImpl.SPO

Field Summary

Fields

Modifier and Type	Field and Description
TriplePatternImpl.SPO	extract

Constructor Summary

Constructors

Constructor and Description
TriplePatternImpl(ResourceOrVariable subject, UriOrVariable predicate, NodeOrVariable object)
TriplePatternImpl(ResourceOrVariable subject, UriOrVariable predicate, NodeOrVariable object, TriplePatternImpl.SPO extract)
TriplePatternImpl(ResourceOrVariable subject, URI predicate, String object) Convenience constructor

Method Summary

Modifier and Type	Method and Description
static TriplePatternImpl	createObjectPattern(Resource resource, URI propertyURI)
static TriplePatternImpl	createSubjectPattern(URI propertyURI, Node objectNode)
boolean	equals(Object o)
Node	getExtract(Statement statement)
NodeOrVariable	getObject()
UriOrVariable	getPredicate()
ResourceOrVariable	getSubject()
int	hashCode()
boolean	matches(Statement statement)

Methods inherited from class java.lang.Object

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

Field Detail

extract

public TriplePatternImpl.SPO extract

Constructor Detail

TriplePatternImpl

public TriplePatternImpl(ResourceOrVariable subject,
                         UriOrVariable predicate,
                         NodeOrVariable object)

TriplePatternImpl

public TriplePatternImpl(ResourceOrVariable subject,
                         UriOrVariable predicate,
                         NodeOrVariable object,
                         TriplePatternImpl.SPO extract)

TriplePatternImpl

public TriplePatternImpl(ResourceOrVariable subject,
                         URI predicate,
                         String object)

Convenience constructor

Parameters:

subject - never null

predicate - never null

object - never null

Method Detail

getObject

public NodeOrVariable getObject()

Specified by:

getObject in interface TriplePattern

Returns:

URI, String, TypedLiteral, LanguageTaggedLiteral or BlankNode

getPredicate

public UriOrVariable getPredicate()

Specified by:

getPredicate in interface TriplePattern

Returns:

The URI representing the predicate (property)

getSubject

public ResourceOrVariable getSubject()

Specified by:

getSubject in interface TriplePattern

Returns:

URI or BlankNode

getExtract

public Node getExtract(Statement statement)

Parameters:

statement - an RDF2Go statement

Returns:

the part of the statement which should be extracted according to this pattern

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

createObjectPattern

public static TriplePatternImpl createObjectPattern(Resource resource,
                                                    URI propertyURI)

createSubjectPattern

public static TriplePatternImpl createSubjectPattern(URI propertyURI,
                                                     Node objectNode)

matches

public boolean matches(Statement statement)

Specified by:

matches in interface TriplePattern

Parameters:

statement - must not be null; with subject, predicated and object defined.

Returns:

true if this pattern matches the given statement. Ignores context.