rudof_lib::rudof

Struct SRDFSparql

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pub struct SRDFSparql { /* private fields */ }
Expand description

Implements SRDF interface as a SPARQL endpoint

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impl SRDFSparql

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pub fn new( iri: &IriS, prefixmap: &PrefixMap, ) -> Result<SRDFSparql, SRDFSparqlError>

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pub fn iri(&self) -> &IriS

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pub fn prefixmap(&self) -> &PrefixMap

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pub fn wikidata() -> Result<SRDFSparql, SRDFSparqlError>

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pub fn with_prefixmap(self, pm: PrefixMap) -> SRDFSparql

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pub fn show_literal(&self, lit: &Literal) -> String

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impl AsyncSRDF for SRDFSparql

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type IRI = NamedNode

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type BNode = BlankNode

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type Literal = Literal

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type Subject = Subject

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type Term = Term

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type Err = SRDFSparqlError

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fn get_predicates_subject<'life0, 'life1, 'async_trait>( &'life0 self, subject: &'life1 Subject, ) -> Pin<Box<dyn Future<Output = Result<HashSet<NamedNode>, SRDFSparqlError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, SRDFSparql: 'async_trait,

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fn get_objects_for_subject_predicate<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _subject: &'life1 Subject, _pred: &'life2 NamedNode, ) -> Pin<Box<dyn Future<Output = Result<HashSet<Term>, SRDFSparqlError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait, SRDFSparql: 'async_trait,

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fn get_subjects_for_object_predicate<'life0, 'life1, 'life2, 'async_trait>( &'life0 self, _object: &'life1 Term, _pred: &'life2 NamedNode, ) -> Pin<Box<dyn Future<Output = Result<HashSet<Subject>, SRDFSparqlError>> + Send + 'async_trait>>
where 'life0: 'async_trait, 'life1: 'async_trait, 'life2: 'async_trait, SRDFSparql: 'async_trait,

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impl Clone for SRDFSparql

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fn clone(&self) -> SRDFSparql

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for SRDFSparql

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl FromStr for SRDFSparql

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type Err = SRDFSparqlError

The associated error which can be returned from parsing.
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fn from_str(s: &str) -> Result<SRDFSparql, <SRDFSparql as FromStr>::Err>

Parses a string s to return a value of this type. Read more
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impl QuerySRDF for SRDFSparql

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impl SRDF for SRDFSparql

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fn predicates_for_subject( &self, subject: &Subject, ) -> Result<HashSet<NamedNode>, SRDFSparqlError>

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fn objects_for_subject_predicate( &self, subject: &Subject, pred: &NamedNode, ) -> Result<HashSet<Term>, SRDFSparqlError>

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fn subjects_with_predicate_object( &self, pred: &NamedNode, object: &Term, ) -> Result<HashSet<Subject>, SRDFSparqlError>

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fn outgoing_arcs( &self, subject: &<SRDFSparql as SRDFBasic>::Subject, ) -> Result<HashMap<<SRDFSparql as SRDFBasic>::IRI, HashSet<<SRDFSparql as SRDFBasic>::Term>>, SRDFSparqlError>

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fn incoming_arcs( &self, object: &<SRDFSparql as SRDFBasic>::Term, ) -> Result<HashMap<<SRDFSparql as SRDFBasic>::IRI, HashSet<<SRDFSparql as SRDFBasic>::Subject>>, SRDFSparqlError>

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fn outgoing_arcs_from_list( &self, subject: &<SRDFSparql as SRDFBasic>::Subject, preds: &[<SRDFSparql as SRDFBasic>::IRI], ) -> Result<(HashMap<<SRDFSparql as SRDFBasic>::IRI, HashSet<<SRDFSparql as SRDFBasic>::Term>>, Vec<<SRDFSparql as SRDFBasic>::IRI>), <SRDFSparql as SRDFBasic>::Err>

get outgoing arcs from a node taking into account only a controlled list of preds It returns a HashMap with the outgoing arcs and their values and a list of the predicates that have values and are not in the controlled list.
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fn triples_with_predicate( &self, _pred: &<SRDFSparql as SRDFBasic>::IRI, ) -> Result<Vec<Triple<SRDFSparql>>, <SRDFSparql as SRDFBasic>::Err>

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fn neighs( &self, node: &Self::Term, ) -> Result<Vec<(Self::IRI, HashSet<Self::Term>)>, Self::Err>

Get the neighbours of a term This code creates an intermediate vector and is not very efficient TODO: return an iterator
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impl SRDFBasic for SRDFSparql

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type IRI = NamedNode

RDF predicates
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type BNode = BlankNode

Blannk nodes
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type Literal = Literal

RDF Literals
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type Subject = Subject

RDF subjects
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type Term = Term

RDF terms
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type Err = SRDFSparqlError

RDF errors
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fn subject_as_iri(subject: &Subject) -> Option<NamedNode>

Returns the RDF subject as an IRI if it is an IRI, None if it isn’t
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fn subject_as_bnode(subject: &Subject) -> Option<BlankNode>

Returns the RDF subject as a Blank Node if it is a blank node, None if it isn’t
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fn subject_is_iri(subject: &Subject) -> bool

Returns true if the subject is an IRI
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fn subject_is_bnode(subject: &Subject) -> bool

Returns true if the subject is a Blank Node
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fn term_as_iri(object: &Term) -> Option<&NamedNode>

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fn term_as_bnode(object: &Term) -> Option<BlankNode>

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fn term_as_literal(object: &Term) -> Option<Literal>

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fn term_is_iri(object: &Term) -> bool

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fn term_is_bnode(object: &Term) -> bool

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fn term_is_literal(object: &Term) -> bool

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fn term_as_subject(object: &<SRDFSparql as SRDFBasic>::Term) -> Option<Subject>

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fn subject_as_term(subject: &<SRDFSparql as SRDFBasic>::Subject) -> Term

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fn lexical_form(literal: &Literal) -> &str

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fn lang(literal: &Literal) -> Option<String>

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fn datatype(literal: &Literal) -> NamedNode

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fn iri_as_term(iri: NamedNode) -> Term

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fn iri_s2iri(iri_s: &IriS) -> <SRDFSparql as SRDFBasic>::IRI

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fn term_s2term(term: &Term) -> <SRDFSparql as SRDFBasic>::Term

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fn term_as_object(term: &<SRDFSparql as SRDFBasic>::Term) -> Object

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fn iri2iri_s(iri: &<SRDFSparql as SRDFBasic>::IRI) -> IriS

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fn resolve_prefix_local( &self, prefix: &str, local: &str, ) -> Result<IriS, PrefixMapError>

Resolves a a prefix and a local name and obtains the corresponding full IriS
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fn qualify_iri(&self, node: &NamedNode) -> String

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fn qualify_subject(&self, subj: &Subject) -> String

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fn qualify_term(&self, term: &Term) -> String

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fn iri_as_subject( iri: <SRDFSparql as SRDFBasic>::IRI, ) -> <SRDFSparql as SRDFBasic>::Subject

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fn prefixmap(&self) -> Option<PrefixMap>

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fn bnode_id2bnode(id: &str) -> <SRDFSparql as SRDFBasic>::BNode

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fn bnode_as_term( bnode: <SRDFSparql as SRDFBasic>::BNode, ) -> <SRDFSparql as SRDFBasic>::Term

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fn object_as_term(_obj: &Object) -> <SRDFSparql as SRDFBasic>::Term

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fn bnode_as_subject( _bnode: <SRDFSparql as SRDFBasic>::BNode, ) -> <SRDFSparql as SRDFBasic>::Subject

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fn term_as_boolean(object: &Self::Term) -> Option<bool>

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fn object_as_subject(obj: &Object) -> Option<Self::Subject>

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fn literal_as_boolean(literal: &Self::Literal) -> Option<bool>

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fn literal_as_integer(literal: &Self::Literal) -> Option<isize>

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fn literal_as_string(literal: &Self::Literal) -> Option<String>

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fn term_as_iri_s(term: &Self::Term) -> Option<IriS>

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fn term_as_integer(term: &Self::Term) -> Option<isize>

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fn term_as_string(term: &Self::Term) -> Option<String>

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fn subject_as_object(subject: &Self::Subject) -> Object

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fn datatype_str(literal: &Self::Literal) -> String

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fn iri_s2subject(iri_s: &IriS) -> Self::Subject

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fn iri_s2term(iri_s: &IriS) -> Self::Term

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fn bnode_id2term(id: &str) -> Self::Term

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fn bnode_id2subject(id: &str) -> Self::Subject

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unsafe fn clone_to_uninit(&self, dst: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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