| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.jena.shacl.parser; |
| |
| import static org.apache.jena.shacl.sys.C.TRUE; |
| |
| import java.util.List; |
| import java.util.stream.Collectors; |
| |
| import org.apache.jena.ext.com.google.common.collect.ArrayListMultimap; |
| import org.apache.jena.ext.com.google.common.collect.Multimap; |
| import org.apache.jena.graph.Graph; |
| import org.apache.jena.graph.Node; |
| import org.apache.jena.riot.other.G; |
| import org.apache.jena.shacl.engine.Parameter; |
| import org.apache.jena.shacl.engine.constraint.SparqlComponent; |
| import org.apache.jena.shacl.vocabulary.SHACL; |
| |
| public class Parameters { |
| |
| public static List<Parameter> parseParameters(Graph shapesGraph, Node sccNode) { |
| List<Parameter> params = |
| G.listSP(shapesGraph, sccNode, SHACL.parameter).stream() |
| .map(pn->parseParameter(shapesGraph, sccNode, pn)) |
| .collect(Collectors.toList()); |
| return params; |
| } |
| |
| public static Parameter parseParameter(Graph shapesGraph, Node sccNode, Node parameterNode) { |
| Node path = G.getZeroOrOneSP(shapesGraph, parameterNode, SHACL.path); |
| if ( ! path.isURI() ) |
| throw new ShaclParseException("SparqlConstraintComponent: Not a URI for parameter name: "+path); |
| String sparqlName = path.getLocalName(); |
| // Parameter constraints |
| boolean isOptional = G.contains(shapesGraph, parameterNode, SHACL.optional, TRUE); |
| // "all properties that are applicable to property shapes may also be used for parameters." |
| List<Constraint> constraints = null; |
| return new Parameter(path, sparqlName, isOptional, constraints); |
| } |
| |
| /** For a specific nodeShape or propertyShape, extract the parameter->value* map. */ |
| public static Multimap<Parameter, Node> parameterValues(Graph shapesGraph, Node sh, SparqlComponent scc) { |
| Multimap<Parameter, Node> paramValues = ArrayListMultimap.create(); |
| scc.getParams().forEach(param->{ |
| List<Node> values = G.listSP(shapesGraph, sh, param.getParameterPath()); |
| if ( ! values.isEmpty() ) { |
| // Constraints. |
| paramValues.putAll(param, values); |
| } |
| }); |
| return paramValues; |
| } |
| |
| public static boolean doesShapeHaveAllParameters(Graph shapesGraph, Node sh, List<Node> required) { |
| for(Node p : required) { |
| if ( ! G.contains(shapesGraph, sh, p, null ) ) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| } |