kinow commented on a change in pull request #586: JENA-1733: SHACL engine, command line validator and Fuseki service. URL: https://github.com/apache/jena/pull/586#discussion_r306688754
########## File path: jena-shacl/src/main/java/org/apache/jena/shacl/lib/ShLib.java ########## @@ -0,0 +1,209 @@ +/* + * 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.lib; + +import java.io.OutputStream; +import java.io.PrintStream; +import java.util.Collection; + +import org.apache.jena.atlas.io.IndentedLineBuffer; +import org.apache.jena.atlas.io.IndentedWriter; +import org.apache.jena.atlas.lib.StrUtils; +import org.apache.jena.graph.Graph; +import org.apache.jena.graph.Node; +import org.apache.jena.graph.Triple; +import org.apache.jena.query.QueryExecution; +import org.apache.jena.query.QueryExecutionFactory; +import org.apache.jena.query.ResultSet; +import org.apache.jena.rdf.model.RDFNode; +import org.apache.jena.rdf.model.Resource; +import org.apache.jena.riot.out.NodeFormatter; +import org.apache.jena.riot.out.NodeFormatterTTL; +import org.apache.jena.riot.system.PrefixMap; +import org.apache.jena.riot.system.PrefixMapFactory; +import org.apache.jena.shacl.Shapes; +import org.apache.jena.shacl.ValidationReport; +import org.apache.jena.shacl.engine.Target; +import org.apache.jena.shacl.engine.TargetType; +import org.apache.jena.shacl.parser.Shape; +import org.apache.jena.shacl.vocabulary.SHACL; +import org.apache.jena.vocabulary.OWL; +import org.apache.jena.vocabulary.RDF; +import org.apache.jena.vocabulary.RDFS; +import org.apache.jena.vocabulary.XSD; + +public class ShLib { + + private static String PREFIXES = StrUtils.strjoinNL( + "PREFIX owl: <http://www.w3.org/2002/07/owl#>", + "PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>", + "PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>", + "PREFIX sh: <http://www.w3.org/ns/shacl#>", + "PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>", + "" + ); + + private static PrefixMap pmap = PrefixMapFactory.createForOutput(); + static { + pmap.add("owl", OWL.getURI()); + pmap.add("rdf", RDF.getURI()); + pmap.add("rdfs", RDFS.getURI()); + pmap.add("sh", SHACL.getURI()); + pmap.add("xsd", XSD.getURI()); + } + + private static NodeFormatter nodeFmt = new NodeFormatterTTL(null, pmap); + + public static void printShapes(Graph shapeGraph) { + printShapes(Shapes.parse(shapeGraph)); + } + + public static void printShapes(Shapes shapes) { + IndentedWriter out = IndentedWriter.stdout; + printShapes(out, shapes); + } + + public static void printShapes(IndentedWriter out, Shapes shapes) { + int indent = out.getAbsoluteIndent(); + for ( Shape shape : shapes ) { + shape.print(out); + } + out.setAbsoluteIndent(indent); + } + + public static void print(Collection<Node> nodes) { + nodes.stream().forEach(n->{ + if ( n.isURI() ) + System.out.println(n.getLocalName()); + else + System.out.println(ShLib.displayStr(n)); + }); + } + + public static void printReport(ValidationReport report) { + printReport(System.out, report); + } + + public static void printReport(OutputStream output , ValidationReport report) { + PrintStream out = output instanceof PrintStream ? (PrintStream)output : new PrintStream(output); + try { + report.getEntries().forEach(e->{ + out.printf("Node=%s\n",displayStr(e.focusNode())); + if ( e.resultPath() != null ) + out.printf(" Path=%s\n", e.resultPath()); + if ( e.value() != null ) + out.printf(" Value: %s\n", displayStr(e.value())); + if ( e.message() != null ) + out.printf(" Message: %s\n", e.message()); + }); + } finally { out.flush(); } + } + + public static void printReport(Resource report) { + //report.getModel().write(System.out, FileUtils.langTurtle); + + String qs = StrUtils.strjoinNL + (PREFIXES + ,"SELECT * {" + //, " [ a sh:ValidationReport ; sh:result ?R ] + , " [] sh:result ?R ." + , " ?R" + , " sh:focusNode ?focusNode ;" + , " sh:resultMessage ?message ;" + , " sh:resultSeverity ?severity ; " + , " ." + , " OPTIONAL { ?R sh:sourceConstraintComponent ?component }" + , " OPTIONAL { ?R sh:sourceShape ?sourceShape }" + , " OPTIONAL { ?R sh:resultPath ?path}" + ,"}"); + try ( QueryExecution qExec = QueryExecutionFactory.create(qs, report.getModel()) ) { + ResultSet rs = qExec.execSelect(); + if ( ! rs.hasNext() ) { + System.out.println("No violations"); + } else { + rs.forEachRemaining(row->{ + // XXX Rebuild report entry +// ReportEntry e = ReportEntry.create() +// .focusNode(focusNode) +// .resultPath(path) +// .message(item.getMessage()) +// .severity(Severity.Violation) +// .source(shape.getShapeNode()) +// .sourceConstraint(constraint) +// //.detail(null) +// .value(focusNode) +// .triple(triple) +// ; + + RDFNode focusNode = row.get("focusNode"); + String msg = row.getLiteral("message").getLexicalForm(); + RDFNode path = row.get("path"); + if ( path != null ) + System.out.printf("Node=%s Path=%s\n", displayStr(focusNode), path); + else + System.out.printf("Node=%s\n",displayStr(focusNode)); + System.out.printf(" %s\n", msg); + }); + } + } + } + + static String displayStr(RDFNode n) { + return displayStr(n.asNode(), nodeFmt); + } + + public static String displayStr(Node n) { + return displayStr(n, nodeFmt); + } + + public static String displayStr(Node n, NodeFormatter fmt) { + IndentedLineBuffer sw = new IndentedLineBuffer() ; + nodeFmt.format(sw, n); + return sw.toString() ; + } + + public static boolean isImmediate(Target target) { + TargetType targetType = target.getTargetType(); + return targetType.equals(TargetType.targetObjectsOf) || targetType.equals(TargetType.targetSubjectsOf); + } + + public static Node focusNode(Triple triple, Target target) { + switch(target.getTargetType()) { + //case targetClass : + case targetNode : + return target.getObject(); + case targetObjectsOf : + return triple.getObject(); + case targetSubjectsOf : + return triple.getSubject(); + default : + } + return null; + } + + @SafeVarargs + public static <X> X getFirstNonNull(X...xs) { Review comment: Maybe we could use `ObjectUtils.firstNonNull` from Commons Lang (used in jena-arq I think?) ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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