Package org.eclipse.rdf4j.sparqlbuilder.graphpattern

Class GraphPatterns

java.lang.Object

org.eclipse.rdf4j.sparqlbuilder.graphpattern.GraphPatterns

public class GraphPatterns
extends Object

A class with static methods to create graph patterns.

See Also:

• SPARQL Graph Pattern

Method Summary

Modifier and Type	Method	Description
static GraphPatternNotTriples	and(GraphPattern... patterns)	Create a group graph pattern containing the given graph patterns
static GraphPatternNotTriples	filterExists(boolean exists, GraphPattern... patterns)
static GraphPatternNotTriples	filterExists(GraphPattern... patterns)
static GraphPatternNotTriples	filterNotExists(GraphPattern... patterns)
static GraphPatternNotTriples	minus(GraphPattern... patterns)
static GraphPatternNotTriples	optional(GraphPattern... patterns)	Create an optional group graph pattern containing the given graph patterns:
static SubSelect	select(Projectable... projectables)	Create a SPARQL subquery, including the given elements in its projection.
static TriplePattern	tp(Resource subject, IRI predicate, Value... objects)
static TriplePattern	tp(Resource subject, IRI predicate, RdfObject... objects)	Create a triple pattern with the given subject, predicate, and object(s)
static TriplePattern	tp(Resource subject, RdfPredicate predicate, Value... objects)
static TriplePattern	tp(Resource subject, RdfPredicate predicate, RdfObject... objects)	Create a triple pattern with the given subject, predicate, and object(s)
static TriplePattern	tp(RdfBlankNode.PropertiesBlankNode bnode)	Create a triple pattern from a property-list blank node
static TriplePattern	tp(RdfSubject subject, Consumer<EmptyPropertyPathBuilder> propertyPathConfigurer, RdfObject... objects)	Create a triple pattern from a property path and a list of objects.
static TriplePattern	tp(RdfSubject subject, IRI predicate, Value... objects)
static TriplePattern	tp(RdfSubject subject, IRI predicate, RdfObject... objects)	Create a triple pattern with the given subject, predicate, and object(s)
static TriplePattern	tp(RdfSubject subject, RdfPredicateObjectList... lists)	Create a triple pattern with the given subject and predicate-object list(s)
static TriplePattern	tp(RdfSubject subject, RdfPredicate predicate, Value... objects)
static TriplePattern	tp(RdfSubject subject, RdfPredicate predicate, RdfObject... objects)	Create a triple pattern with the given subject, predicate, and object(s)
static GraphPatternNotTriples	union(GraphPattern... patterns)	Create an alternative graph pattern containing the union of the given graph patterns:

Methods inherited from class java.lang.Object

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

Method Details

tp

public static TriplePattern tp(RdfSubject subject,
 RdfPredicate predicate,
 RdfObject... objects)

Create a triple pattern with the given subject, predicate, and object(s)

Parameters:

subject -

predicate -

objects -

Returns:

a new TriplePattern

See Also:

• Triple pattern syntax

tp

public static TriplePattern tp(RdfSubject subject,
 RdfPredicate predicate,
 Value... objects)

tp

public static TriplePattern tp(RdfSubject subject,
 IRI predicate,
 RdfObject... objects)

Create a triple pattern with the given subject, predicate, and object(s)

Parameters:

subject - the triple pattern subject

predicate - the triple pattern predicate as a IRI

objects - the triples pattern object(s)

Returns:

a new TriplePattern

See Also:

• Triple pattern syntax

tp

public static TriplePattern tp(RdfSubject subject,
 IRI predicate,
 Value... objects)

tp

public static TriplePattern tp(Resource subject,
 RdfPredicate predicate,
 RdfObject... objects)

Create a triple pattern with the given subject, predicate, and object(s)

Parameters:

subject - the triple pattern subject

predicate - the triple pattern predicate as a IRI

objects - the triples pattern object(s)

Returns:

a new TriplePattern

See Also:

• Triple pattern syntax

tp

public static TriplePattern tp(Resource subject,
 RdfPredicate predicate,
 Value... objects)

tp

public static TriplePattern tp(Resource subject,
 IRI predicate,
 RdfObject... objects)

Create a triple pattern with the given subject, predicate, and object(s)

Parameters:

subject - the triple pattern subject as a Resource

predicate - the triple pattern predicate as a IRI

objects - the triples pattern object(s)

Returns:

a new TriplePattern

See Also:

• Triple pattern syntax

tp

public static TriplePattern tp(Resource subject,
 IRI predicate,
 Value... objects)

tp

public static TriplePattern tp(RdfSubject subject,
 RdfPredicateObjectList... lists)

Create a triple pattern with the given subject and predicate-object list(s)

Parameters:

subject -

lists -

Returns:

a new TriplePattern

See Also:

• Triple pattern syntax

tp

public static TriplePattern tp(RdfBlankNode.PropertiesBlankNode bnode)

Create a triple pattern from a property-list blank node

Parameters:

bnode - the PropertiesBlankNode instance to convert to a triple pattern

Returns:

the triple pattern represented by the expansion of this blank node

See Also:

• blank node syntax

tp

public static TriplePattern tp(RdfSubject subject,
 Consumer<EmptyPropertyPathBuilder> propertyPathConfigurer,
 RdfObject... objects)

Create a triple pattern from a property path and a list of objects.

Parameters:

subject - the subject

propertyPathConfigurer - an object that accepts an EmptyPropertyPathBuilder and uses it to create a property path

objects - the object(s) of the triple(s)

Returns:

the triple pattern

and

public static GraphPatternNotTriples and(GraphPattern... patterns)

Create a group graph pattern containing the given graph patterns

Parameters:

patterns - the patterns to include in the group graph a pattern

Returns:

a new group graph pattern

See Also:

• SPARQL Group Graph Pattern

union

public static GraphPatternNotTriples union(GraphPattern... patterns)

Create an alternative graph pattern containing the union of the given graph patterns:

 { { pattern1 } UNION { pattern2 } UNION ... UNION { patternN } }
 

Parameters:

patterns - the patterns to include in the union

Returns:

a new alternative graph pattern

See Also:

• SPARQL Alternative Graph Patterns

optional

public static GraphPatternNotTriples optional(GraphPattern... patterns)

Create an optional group graph pattern containing the given graph patterns:

 {
   OPTIONAL {
     pattern1 .
     pattern2 .
     ...
     patternN
   }
 }
 

Parameters:

patterns - the patterns to include in the optional graph pattern

Returns:

a new optional graph pattern

See Also:

• SPARQL Optional Graph Patterns

filterExists

public static GraphPatternNotTriples filterExists(GraphPattern... patterns)

filterNotExists

public static GraphPatternNotTriples filterNotExists(GraphPattern... patterns)

minus

public static GraphPatternNotTriples minus(GraphPattern... patterns)

filterExists

public static GraphPatternNotTriples filterExists(boolean exists,
 GraphPattern... patterns)

select

public static SubSelect select(Projectable... projectables)

Create a SPARQL subquery, including the given elements in its projection.

Parameters:

projectables - the elements to include in the projection of the subquery

Returns:

a new subquery

See Also:

• SPARQL Subquery