org.aksw.jena_sparql_api.shape

Class ResourceShapeParserJson

java.lang.Object

org.aksw.jena_sparql_api.shape.ResourceShapeParserJson

All Implemented Interfaces:

org.aksw.gson.utils.JsonVisitor<Void>

public class ResourceShapeParserJson
extends Object
implements org.aksw.gson.utils.JsonVisitor<Void>

shape: true shape: 'rdfs:label' shape: ['rdf:type', 'rdfs:label'] shape: { 'rdf:type': true # Fetch rdf:type triples together with all outgoing triples of rdf:type } shape: { 'rdf:type': false # Fetch rdf:type triples, but no further reachable triples } shape: { '-rdf:type': ... # Prefix with '-' to navigate in inverse direction (should replace '>' which we used so far) } shape: { '~?p = rdf:type && langMatches(lang(?o), "en")' // Prefix with ~ to use a sparql expression } Special attributes start with '$': $filter: Set a concept for filtering the set of reached resources note: ['rdf:type'] is equivalent to { 'rdf:type': false } shape: { 'rdf:type': { $filter: '?s | ?s a owl:Class' // Only fetch types that are owl:Classes (i.e. exclude e.g. SKOS concepts), $predicates: ['rdfs:label'] } } Macro symbols: shape: '@spatial' At @spatial will extended with its definition.

Author:

raven

Field Summary

Fields

Modifier and Type	Field and Description
protected ResourceShapeBuilder	builder

Constructor Summary

Constructors

Constructor and Description
ResourceShapeParserJson()
ResourceShapeParserJson(org.apache.jena.shared.PrefixMapping prefixMapping)
ResourceShapeParserJson(org.apache.jena.sparql.core.Prologue prologue)
ResourceShapeParserJson(ResourceShapeBuilder builder)

Method Summary

Modifier and Type	Method and Description
ResourceShapeBuilder	getBuilder()
static ResourceShape	parse(com.google.gson.JsonElement json)
static ResourceShape	parse(com.google.gson.JsonElement json, ResourceShapeBuilder builder)
static StepRelation	parseStep(String str, org.apache.jena.shared.PrefixMapping prefixMapping) String must be of format [-] [~] str -: If present, assume inverse direction ~: If present, str is assumed to be a SPARQL expression.
Void	visit(com.google.gson.JsonArray json)
Void	visit(com.google.gson.JsonNull json)
Void	visit(com.google.gson.JsonObject json)
Void	visit(com.google.gson.JsonPrimitive json)

Methods inherited from class java.lang.Object

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

Field Detail

builder

protected ResourceShapeBuilder builder

Constructor Detail

ResourceShapeParserJson

public ResourceShapeParserJson()

ResourceShapeParserJson

public ResourceShapeParserJson(org.apache.jena.shared.PrefixMapping prefixMapping)

ResourceShapeParserJson

public ResourceShapeParserJson(org.apache.jena.sparql.core.Prologue prologue)

ResourceShapeParserJson

public ResourceShapeParserJson(ResourceShapeBuilder builder)

Method Detail

getBuilder

public ResourceShapeBuilder getBuilder()

parseStep

public static StepRelation parseStep(String str,
                                     org.apache.jena.shared.PrefixMapping prefixMapping)

String must be of format [-] [~] str -: If present, assume inverse direction ~: If present, str is assumed to be a SPARQL expression. Otherwise, a property URI is assumed

Parameters:

str -

Returns:

parse

public static ResourceShape parse(com.google.gson.JsonElement json)

parse

public static ResourceShape parse(com.google.gson.JsonElement json,
                                  ResourceShapeBuilder builder)

visit

public Void visit(com.google.gson.JsonNull json)

Specified by:

visit in interface org.aksw.gson.utils.JsonVisitor<Void>

visit

public Void visit(com.google.gson.JsonObject json)

Specified by:

visit in interface org.aksw.gson.utils.JsonVisitor<Void>

visit

public Void visit(com.google.gson.JsonArray json)

Specified by:

visit in interface org.aksw.gson.utils.JsonVisitor<Void>

visit

public Void visit(com.google.gson.JsonPrimitive json)

Specified by:

visit in interface org.aksw.gson.utils.JsonVisitor<Void>