[2] | 1 | package org.biohackathon.SPARQLBuilder.OWL;
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| 2 |
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| 3 | import java.util.ArrayList;
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| 4 | import java.util.Collection;
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| 5 | import java.util.HashMap;
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| 6 | import java.util.HashSet;
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| 7 | import java.util.Set;
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| 8 |
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| 9 |
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| 10 | import com.hp.hpl.jena.query.Query;
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| 11 | import com.hp.hpl.jena.query.QueryExecution;
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| 12 | import com.hp.hpl.jena.query.QueryExecutionFactory;
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| 13 | import com.hp.hpl.jena.query.QueryFactory;
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| 14 | import com.hp.hpl.jena.query.QuerySolution;
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| 15 | import com.hp.hpl.jena.query.ResultSet;
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[10] | 16 | import com.hp.hpl.jena.rdf.model.Literal;
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[2] | 17 | import com.hp.hpl.jena.rdf.model.Resource;
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[5] | 18 |
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[2] | 19 | /**
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| 20 | * 繧ッ繧ィ繝ェ繧堤函謌舌☆繧九◆繧√�讖溯�繧呈署萓帙☆繧区ク繧ッ繝ゥ繧ケ
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| 21 | * @author Norio KOBAYASHI
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| 22 | * @since 28.01.2014
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| 23 | * @version 29.01.2014
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| 24 | */
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| 25 | public class OWLQueryBuilderImpl implements OWLQueryBuilder {
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| 26 |
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| 27 | // private Model model = null;
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| 28 | private String endpointURI = null;
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| 29 |
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| 30 |
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| 31 | /**
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| 32 | * 繧「繧ッ繧サ繧ケ縺吶kSPARQL endpoint縺ョURI繧呈欠螳壹☆繧区ァ区�蟄� |
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| 33 | *
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| 34 | * @param endpointURI縲繧「繧ッ繧サ繧ケ縺吶kSPARQL endpoint縺ョURI
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| 35 | * @throws Exception
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| 36 | * @since 28.01.2014
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| 37 | */
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| 38 | public OWLQueryBuilderImpl(String endpointURI) {
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| 39 | this.endpointURI = endpointURI;
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| 40 | }
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| 41 |
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| 42 | /**
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| 43 | * 繝�せ繝医↓菴ソ逕ィ縺吶kmain繝。繧ス繝�ラ
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| 44 | * <p>
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| 45 | * 繧ッ繧ィ繝ェ繝薙Ν繝繝シ縺ョ譛ャ逡ェ繝励Ο繧ー繝ゥ繝縺ァ縺ッ縺薙�繝。繧ス繝�ラ縺ッ菴ソ逕ィ縺励↑縺� |
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| 46 | * </p>
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| 47 | * @param args 菴ソ逕ィ縺励↑縺� |
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| 48 | * @throws Exception
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| 49 | * @since 28.01.2014
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| 50 | */
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| 51 | public static void main(String[] args) throws Exception {
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| 52 | String sparqlEndpoint = "http://dbpedia.org/sparql";
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| 53 | String keyword = "artiste";
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| 54 | String[] graphURIs = new String[0];
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| 55 |
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| 56 | OWLQueryBuilder builder = new OWLQueryBuilderImpl(sparqlEndpoint);
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[10] | 57 | SClass[] clz = builder.getOWLClasses(graphURIs, keyword);
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| 58 | for(SClass cls: clz){
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[2] | 59 | System.out.println(cls);
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| 60 | }
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| 61 |
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| 62 | System.out.println("CLS");
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[20] | 63 | ClassLink[] cls = builder.getNextClass(null, clz[0].getClassURI(), 0, false);
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[2] | 64 | if( cls != null ){
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| 65 | for( ClassLink cl: cls){
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| 66 | System.out.println(cl.toString());
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| 67 | }
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| 68 | }
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| 69 |
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| 70 | System.out.println("CLS-INS");
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[10] | 71 | cls = builder.getNextClassViaInstanceLink(null, clz[0].getClassURI(), 100);
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[2] | 72 | if( cls != null ){
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| 73 | for( ClassLink cl: cls){
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| 74 | System.out.println(cl.toString());
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| 75 | }
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| 76 | }
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| 77 |
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| 78 | System.out.println("Instances");
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| 79 | Instance[] ins = builder.getInstances(null, "\"A.C. Reed\"@en");
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| 80 | if( ins != null ){
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| 81 | for( Instance in: ins){
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| 82 | System.out.println(in.toString());
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| 83 | }
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| 84 | }
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| 85 |
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| 86 |
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| 87 | System.out.println("INS-INS");
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| 88 | ins = builder.getInstances(null, "\"A.C. Reed\"@en");
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| 89 | InstanceLink[] iLinks = builder.getNextInstancesViaInstanceLink(null, ins[0].getInstanceURI(), 100);
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| 90 |
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| 91 |
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| 92 |
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| 93 | if( iLinks != null ){
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| 94 | for( InstanceLink in: iLinks){
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| 95 | System.out.println(in.toString());
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| 96 | }
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| 97 | }
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| 98 |
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| 99 |
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| 100 | }
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| 101 |
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| 102 |
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| 103 | /**
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| 104 | * 譏守、コ逧�↓RDF縺ァ譖ク縺九l縺ヲ縺�k繧ッ繝ゥ繧ケ繧貞叙蠕励☆繧� |
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| 105 | * <p>
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| 106 | * 謖�ョ壹&繧後◆graphURIs縺ョ荳ュ縺九i縲√く繝シ繝ッ繝シ繝峨↓繝偵ャ繝医☆繧九Λ繝吶Ν繧呈戟縺、繧ッ繝ゥ繧ケ��dfs:Class�峨r縺吶∋縺ヲ霑斐☆
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| 107 | * <br>
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| 108 | * </p>
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| 109 | *
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| 110 | * @param graphURIs縲讀懃エ「蟇セ雎。縺ョgraph縺ョURI驟榊� (null繧�聞縺�縺ョ驟榊�繧ょ庄)
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| 111 | * @param keyword ��ull繧�ゥコ譁�ュ励�荳榊庄�� |
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| 112 | * @return 繧ッ繝ゥ繧ケURI縺ョ驟榊�
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| 113 | * @throws Exception
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| 114 | * @since 28.01.2014
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| 115 | */
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[10] | 116 | public SClass[] getOWLClasses(String[] graphURIs, String keyword)
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[2] | 117 | throws Exception {
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| 118 | StringBuffer queryStr = new StringBuffer();
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| 119 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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| 120 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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| 121 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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[10] | 122 | queryStr.append("SELECT DISTINCT ?c ?pLabel (COUNT(?i) AS ?numOfInstances)\n");
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[2] | 123 | if (graphURIs != null) {
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| 124 | for (String graphURI : graphURIs) {
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| 125 | queryStr.append("FROM <");
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| 126 | queryStr.append(graphURI);
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| 127 | queryStr.append(">\n");
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| 128 | }
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| 129 | }
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| 130 | queryStr.append("WHERE{\n");
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| 131 |
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| 132 | queryStr.append(" {?c rdf:type rdfs:Class} UNION {?c rdf:type owl:Class}\n");
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| 133 |
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| 134 | queryStr.append(" ?c rdfs:label ?label.\n");
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[10] | 135 | queryStr.append(" ?c rdfs:label ?pLabel.\n");
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| 136 | queryStr.append(" ?i rdf:type ?c.\n");
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[2] | 137 |
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| 138 | // queryStr.append(" ?c rdfs:label ");
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| 139 | // queryStr.append(keyword);
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| 140 | // queryStr.append(".");
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| 141 |
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| 142 | queryStr.append(" FILTER (\n");
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| 143 | queryStr.append(" REGEX( ?label , \"");
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| 144 | queryStr.append(keyword);
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| 145 | queryStr.append("\" , \"i\" )\n");
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| 146 | queryStr.append(" )");
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[10] | 147 | queryStr.append("\n} GROUP BY ?c ?pLabel");
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[2] | 148 |
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[18] | 149 | // System.out.println(queryStr.toString());
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[2] | 150 |
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| 151 | Query query = QueryFactory.create(queryStr.toString());
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| 152 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
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| 153 | query);
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| 154 |
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| 155 | ResultSet results = qexec.execSelect();
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[10] | 156 | HashMap<String,SClass> classMap = new HashMap<String,SClass>();
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[2] | 157 | for (; results.hasNext();) {
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| 158 | QuerySolution sol = results.next();
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| 159 | Resource res = sol.getResource("c");
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| 160 | String uri = res.getURI();
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[10] | 161 | int numOfInstances = sol.getLiteral("numOfInstances").getInt();
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| 162 | //System.out.println(numOfInstances);
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| 163 | Literal labelLiteral = sol.getLiteral("pLabel");
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| 164 | SClass sClass = null;
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| 165 | if( classMap.containsKey(uri)){
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| 166 | sClass = classMap.get(uri);
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| 167 | }
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| 168 | else{
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| 169 | sClass = new SClass(uri, null, numOfInstances);
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| 170 | classMap.put(uri, sClass);
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| 171 | }
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| 172 | if( labelLiteral != null ){
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| 173 | String label = labelLiteral.getString();
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| 174 | String lang = labelLiteral.getLanguage();
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| 175 | sClass.addLabel(new Label(label, lang));
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| 176 | }
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[2] | 177 | }
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| 178 | qexec.close();
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[10] | 179 | return classMap.values().toArray(new SClass[0]);
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[2] | 180 | }
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| 181 |
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| 182 |
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| 183 | /**
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| 184 | *縲繧、繝ウ繧ケ繧ソ繝ウ繧ケ繧貞叙蠕励☆繧� |
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| 185 | * <p>
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| 186 | * 謖�ョ壹&繧後◆graphURIs縺ョ荳ュ縺九i縲√く繝シ繝ッ繝シ繝峨↓繝偵ャ繝医☆繧九Λ繝吶Ν繧呈戟縺、繧、繝ウ繧ケ繧ソ繝ウ繧ケ繧偵☆縺ケ縺ヲ霑斐☆
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| 187 | * <br>
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| 188 | * 縺薙%縺ァ繧、繝ウ繧ケ繧ソ繝ウ繧ケ縺ィ縺ッ縲〉df:type縺ョ荳サ隱槭→縺励※險倩ソー縺輔l縺ヲ縺�k繧ゅ�繧偵>縺� |
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| 189 | * <br>
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| 190 | * </p>
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| 191 | *
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| 192 | * @param graphURIs縲讀懃エ「蟇セ雎。縺ョgraph縺ョURI驟榊� (null繧�聞縺�縺ョ驟榊�繧ょ庄)
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| 193 | * @param keyword ��ull繧�ゥコ譁�ュ励�荳榊庄�� |
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| 194 | * @return 繧ッ繝ゥ繧ケURI縺ョ驟榊�
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| 195 | * @throws Exception
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| 196 | * @since 28.01.2014
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| 197 | */
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| 198 | public Instance[] getInstances(String[] graphURIs, String keyword)
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| 199 | throws Exception {
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| 200 | StringBuffer queryStr = new StringBuffer();
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| 201 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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| 202 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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| 203 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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| 204 | queryStr.append("SELECT DISTINCT ?ins ?c \n");
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| 205 | if (graphURIs != null) {
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| 206 | for (String graphURI : graphURIs) {
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| 207 | queryStr.append("FROM <");
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| 208 | queryStr.append(graphURI);
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| 209 | queryStr.append(">\n");
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| 210 | }
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| 211 | }
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| 212 | queryStr.append("WHERE{\n");
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| 213 | // queryStr.append(" {?c rdf:type rdfs:Class} UNION {?c rdf:type owl:Class}\n");
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| 214 |
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| 215 |
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| 216 | queryStr.append(" ?ins rdf:type ?c.\n");
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| 217 | queryStr.append(" ?ins rdfs:label ");
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| 218 | queryStr.append(keyword);
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| 219 | queryStr.append(".\n");
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| 220 | queryStr.append(" FILTER (?c != rdf:Property)");
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| 221 | queryStr.append("}");
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| 222 |
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| 223 | // System.out.println(queryStr.toString());
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| 224 |
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| 225 | Query query = QueryFactory.create(queryStr.toString());
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| 226 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
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| 227 | query);
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| 228 |
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| 229 | ResultSet results = qexec.execSelect();
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| 230 | HashMap<String, HashSet<String>> instanceMap = new HashMap<String, HashSet<String>>();
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| 231 | for (; results.hasNext();) {
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| 232 | QuerySolution sol = results.next();
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| 233 | Resource cls = sol.getResource("c");
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| 234 | Resource ins = sol.getResource("ins");
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| 235 | String clsURI = cls.getURI();
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| 236 | String insURI = ins.getURI();
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| 237 | if( instanceMap.containsKey(insURI)){
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| 238 | HashSet<String> classes = instanceMap.get(insURI);
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| 239 | classes.add(clsURI);
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| 240 | }else{
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| 241 | HashSet<String> classes = new HashSet<String>();
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| 242 | instanceMap.put(insURI, classes);
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| 243 | classes.add(clsURI);
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| 244 | }
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| 245 | }
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| 246 | qexec.close();
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| 247 | Set<String> keySet = instanceMap.keySet();
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| 248 | ArrayList<Instance> instanceList = new ArrayList<Instance>();
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| 249 | for(String key: keySet){
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| 250 | Instance ins = new Instance(key, instanceMap.get(key).toArray(new String[0]));
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| 251 | instanceList.add(ins);
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| 252 | }
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| 253 | return instanceList.toArray(new Instance[0]);
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| 254 | }
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| 255 |
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| 256 |
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| 257 | /**
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| 258 | *縲謖�ョ壹&繧後◆繧ッ繝ゥ繧ケ繧定オキ轤ケ縺ィ縺励∵�遉コ逧�↓險倩ソー縺輔l縺ヲ縺�kOWL縺ョproperty蛻カ邏�r隱ソ縺ケ縲√◎縺ョproperty蛻カ邏�〒
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| 259 | * 髢「騾」縺・縺代i繧後※縺�k繧ッ繝ゥ繧ケ繧堤カイ鄒�噪縺ォ蜿門セ励☆繧� |
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| 260 | * <p>
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| 261 | * 蜃ヲ逅�ッセ雎。繝��繧ソ繧暖raphURIs縺ァ謖�ョ壹☆繧九%縺ィ縺後〒縺阪k
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| 262 | * <br>
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| 263 | * <br>
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| 264 | * </p>
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| 265 | *
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| 266 | * @param graphURIs縲讀懃エ「蟇セ雎。縺ョgraph縺ョURI驟榊� 縲(null繧�聞縺�縺ョ驟榊�繧ょ庄)
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| 267 | * @param originClass 襍キ轤ケ縺ィ縺ェ繧九け繝ゥ繧ケ縺ョURI縲��ull荳榊庄�� |
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| 268 | * @param limit 隗」縺ィ縺励※霑斐&繧後kClassLink驟榊�縺ョ髟キ縺輔�荳企剞蛟、繧呈欠螳壹☆繧九�荳企剞蛟、繧定ィュ螳壹@縺ェ縺�エ蜷医�0莉・荳九�蛟、繧呈欠螳壹☆繧�
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| 269 | * @return ClassLink縺ョ驟榊�縲ゅ%縺薙↓縺ッ縲∝叙蠕励&繧後◆繧ッ繝ゥ繧ケ縺ィ髢「菫ゅ▼縺代i繧後※縺�k繝励Ο繝代ユ繧」縲�未菫ゅ�蜷代″縺悟性縺セ繧後k縲� |
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| 270 | * @throws Exception
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| 271 | * @since 28.01.2014
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| 272 | */
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| 273 | public ClassLink[] getNextClass(String[] graphURIs, String originClass,
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[20] | 274 | int limit, boolean countLinks) throws Exception {
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[2] | 275 | StringBuffer queryStr = new StringBuffer();
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| 276 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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| 277 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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| 278 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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[20] | 279 |
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| 280 | // SELECT
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| 281 | if( countLinks ){
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| 282 | queryStr.append("SELECT DISTINCT ?p ?pDirection ?c (COUNT(?s) AS ?numOfLinks) \n");
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| 283 | }
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| 284 | else{
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| 285 | queryStr.append("SELECT DISTINCT ?p ?pDirection ?c \n");
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| 286 | }
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| 287 |
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[2] | 288 | if (graphURIs != null) {
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| 289 | for (String graphURI : graphURIs) {
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| 290 | queryStr.append("FROM <");
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| 291 | queryStr.append(graphURI);
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| 292 | queryStr.append(">\n");
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| 293 | }
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| 294 | }
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| 295 | queryStr.append("WHERE{\n");
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| 296 | queryStr.append(" { ?c rdf:type rdfs:Class. }\n UNION\n { ?c rdf:type owl:Class. }\n");
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| 297 | queryStr.append(" { ?p rdfs:domain <");
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| 298 | queryStr.append(originClass);
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[19] | 299 | queryStr.append(">.\n ?p rdfs:range ?c.\n");
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[20] | 300 |
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| 301 | if( countLinks ){
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| 302 | queryStr.append(" ?o ?p ?s.");
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| 303 | }
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| 304 |
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[19] | 305 | queryStr.append("}\n UNION\n");
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[2] | 306 | queryStr.append(" { ?p rdfs:range <");
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| 307 | queryStr.append(originClass);
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[5] | 308 | queryStr.append(">.\n");
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| 309 | queryStr.append(" ?p rdfs:domain ?c.\n");
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[20] | 310 |
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| 311 | if( countLinks ){
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| 312 | queryStr.append(" ?s ?p ?o.");
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| 313 | }
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| 314 |
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[19] | 315 | queryStr.append("}\n");
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[5] | 316 |
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| 317 | queryStr.append(" ?p ?pDirection ?c.\n");
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| 318 |
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| 319 |
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| 320 | queryStr.append(" ?s rdf:type ?c.\n");
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[20] | 321 |
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| 322 | if( countLinks){
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| 323 | queryStr.append(" ?o rdf:type <");
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| 324 | queryStr.append(originClass);
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| 325 | queryStr.append(">.\n");
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| 326 | queryStr.append("}\nGROUP BY ?p ?pDirection ?c\n");
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| 327 | }
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| 328 | else{
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| 329 | queryStr.append("}\n");
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| 330 | }
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[2] | 331 | if (limit > 0) {
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| 332 | queryStr.append("limit ");
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| 333 | queryStr.append(limit);
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| 334 | queryStr.append("\n");
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| 335 | }
|
---|
| 336 |
|
---|
[5] | 337 | System.out.println(queryStr.toString());
|
---|
[2] | 338 |
|
---|
| 339 | Query query = QueryFactory.create(queryStr.toString());
|
---|
| 340 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
| 341 | query);
|
---|
| 342 |
|
---|
| 343 | ResultSet results = qexec.execSelect();
|
---|
| 344 | ArrayList<ClassLink> solCLs = new ArrayList<ClassLink>();
|
---|
| 345 | for (; results.hasNext();) {
|
---|
| 346 | QuerySolution sol = results.next();
|
---|
| 347 | Resource pro = sol.getResource("p");
|
---|
| 348 | Resource cls = sol.getResource("c");
|
---|
| 349 | Resource dir = sol.getResource("pDirection");
|
---|
| 350 | String proURI = pro.getURI();
|
---|
| 351 | String clsURI = cls.getURI();
|
---|
| 352 | String dirURI = dir.getURI();
|
---|
| 353 |
|
---|
| 354 | // System.out.println(pro.getURI() + " " + cls.getURI() + " " + dir.getURI());
|
---|
| 355 |
|
---|
| 356 |
|
---|
| 357 | Direction direction = null;
|
---|
| 358 | if( dirURI.equals("http://www.w3.org/2000/01/rdf-schema#domain") || dirURI.equals("rdfs:domain")){
|
---|
| 359 | direction = Direction.reverse;
|
---|
| 360 | }
|
---|
| 361 | if( dirURI.equals("http://www.w3.org/2000/01/rdf-schema#range") || dirURI.equals("rdfs:range")){
|
---|
| 362 | if( direction != null ){
|
---|
| 363 | direction = Direction.both;
|
---|
| 364 | }else{
|
---|
| 365 | direction = Direction.forward;
|
---|
| 366 | }
|
---|
| 367 | }
|
---|
| 368 | // System.out.println(direction);
|
---|
[5] | 369 | int numOfLinks = sol.getLiteral("numOfLinks").getInt();
|
---|
| 370 | ClassLink cl = new ClassLink(proURI, clsURI, direction, numOfLinks);
|
---|
[2] | 371 | solCLs.add(cl);
|
---|
| 372 | }
|
---|
| 373 | qexec.close();
|
---|
| 374 | return solCLs.toArray(new ClassLink[0]);
|
---|
| 375 | }
|
---|
| 376 |
|
---|
| 377 |
|
---|
| 378 | /**
|
---|
| 379 | *縲謖�ョ壹&繧後◆繧ッ繝ゥ繧ケ繧定オキ轤ケ縺ィ縺励√◎縺ョ繧ッ繝ゥ繧ケ縺ォ螻槭@縺ヲ縺�k繧、繝ウ繧ケ繧ソ繝ウ繧ケ縺ィ繝ェ繝ウ繧ッ縺悟シオ繧峨l縺ヲ縺�k繧、繝ウ繧ケ繧ソ繝ウ繧ケ縺ョ髮�粋繧貞叙蠕励@縲∝叙蠕励@縺溘う繝ウ繧ケ繧ソ繝ウ繧ケ縺ョ繧ッ繝ゥ繧ケ繧堤カイ鄒�噪縺ォ蜿門セ励☆繧� |
---|
| 380 | * <p>
|
---|
| 381 | * 縺薙%縺ァ繧、繝ウ繧ケ繧ソ繝ウ繧ケ縺ィ縺ッ縲〉df:type縺ョ荳サ隱槭→縺励※險倩ソー縺輔l縺ヲ縺�k繧ゅ�繧偵>縺� |
---|
| 382 | * <br>
|
---|
| 383 | * 蜃ヲ逅�ッセ雎。繝��繧ソ繧暖raphURIs縺ァ謖�ョ壹☆繧九%縺ィ縺後〒縺阪k
|
---|
| 384 | * <br>
|
---|
| 385 | * </p>
|
---|
| 386 | *
|
---|
| 387 | * @param graphURIs縲讀懃エ「蟇セ雎。縺ョgraph縺ョURI驟榊� 縲(null繧�聞縺�縺ョ驟榊�繧ょ庄)
|
---|
| 388 | * @param originClass 襍キ轤ケ縺ィ縺ェ繧九け繝ゥ繧ケ縺ョURI縲��ull荳榊庄�� |
---|
| 389 | * @param limit 隗」縺ィ縺励※霑斐&繧後kClassLink驟榊�縺ョ髟キ縺輔�荳企剞蛟、繧呈欠螳壹☆繧九�荳企剞蛟、繧定ィュ螳壹@縺ェ縺�エ蜷医�0莉・荳九�蛟、繧呈欠螳壹☆繧�
|
---|
| 390 | * @return ClassLink縺ョ驟榊�縲ゅ%縺薙↓縺ッ縲∝叙蠕励&繧後◆繧ッ繝ゥ繧ケ縺ィ髢「菫ゅ▼縺代i繧後※縺�k繝励Ο繝代ユ繧」縲�未菫ゅ�蜷代″縺悟性縺セ繧後k縲� |
---|
| 391 | * @throws Exception
|
---|
| 392 | * @since 28.01.2014
|
---|
| 393 | */
|
---|
| 394 | public ClassLink[] getNextClassViaInstanceLink(String[] graphURIs, String originClass,
|
---|
| 395 | int limit) throws Exception {
|
---|
| 396 | StringBuffer queryStr = new StringBuffer();
|
---|
| 397 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
| 398 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
| 399 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
| 400 | queryStr.append("SELECT DISTINCT ?pf ?pr ?c \n");
|
---|
| 401 | if (graphURIs != null) {
|
---|
| 402 | for (String graphURI : graphURIs) {
|
---|
| 403 | queryStr.append("FROM <");
|
---|
| 404 | queryStr.append(graphURI);
|
---|
| 405 | queryStr.append(">\n");
|
---|
| 406 | }
|
---|
| 407 | }
|
---|
| 408 | queryStr.append("WHERE{\n");
|
---|
| 409 | queryStr.append(" ?ins rdf:type ?c.\n");
|
---|
| 410 | queryStr.append(" ?insOrg rdf:type <");
|
---|
| 411 | queryStr.append(originClass);
|
---|
| 412 | queryStr.append(">.\n");
|
---|
| 413 | queryStr.append(" { ?ins ?pr ?insOrg. }\n UNION { ?insOrg ?pf ?ins. }\n");
|
---|
| 414 | queryStr.append("}\n");
|
---|
| 415 | if (limit > 0) {
|
---|
| 416 | queryStr.append("limit ");
|
---|
| 417 | queryStr.append(limit);
|
---|
| 418 | queryStr.append("\n");
|
---|
| 419 | }
|
---|
| 420 |
|
---|
| 421 | // System.out.println(queryStr.toString());
|
---|
| 422 |
|
---|
| 423 | Query query = QueryFactory.create(queryStr.toString());
|
---|
| 424 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
| 425 | query);
|
---|
| 426 |
|
---|
| 427 | ResultSet results = qexec.execSelect();
|
---|
| 428 | ArrayList<ClassLink> solCLs = new ArrayList<ClassLink>();
|
---|
| 429 | for (; results.hasNext();) {
|
---|
| 430 | QuerySolution sol = results.next();
|
---|
| 431 | Resource proForward = sol.getResource("pf");
|
---|
| 432 | Resource proReverse = sol.getResource("pr");
|
---|
| 433 | Resource cls = sol.getResource("c");
|
---|
| 434 | Direction direction = null;
|
---|
| 435 | String propURI = null;
|
---|
| 436 | if( proForward != null ){
|
---|
| 437 | if( proReverse != null ){
|
---|
| 438 | direction = Direction.both;
|
---|
| 439 | }else{
|
---|
| 440 | direction = Direction.forward;
|
---|
| 441 | }
|
---|
| 442 | propURI = proForward.getURI();
|
---|
| 443 | }else{
|
---|
| 444 | direction = Direction.reverse;
|
---|
| 445 | propURI = proReverse.getURI();
|
---|
| 446 | }
|
---|
| 447 | String clsURI = cls.getURI();
|
---|
| 448 | // System.out.println(propURI + " " + clsURI + " " + direction);
|
---|
| 449 |
|
---|
| 450 | ClassLink cl = new ClassLink(propURI, clsURI, direction, 0);
|
---|
| 451 | solCLs.add(cl);
|
---|
| 452 | }
|
---|
| 453 | qexec.close();
|
---|
| 454 | return solCLs.toArray(new ClassLink[0]);
|
---|
| 455 | }
|
---|
| 456 |
|
---|
| 457 |
|
---|
| 458 |
|
---|
| 459 | public Path[] getPaths(String startClass, String endClass) throws Exception {
|
---|
| 460 | OWLClassGraph graph = new OWLClassGraph(startClass, endClass);
|
---|
[16] | 461 | return graph.getPaths(this, 0);
|
---|
[2] | 462 | }
|
---|
| 463 |
|
---|
| 464 | public String createSPARQL(Path path) throws Exception {
|
---|
| 465 | return null;
|
---|
| 466 | }
|
---|
| 467 |
|
---|
| 468 |
|
---|
| 469 |
|
---|
| 470 |
|
---|
| 471 | /*
|
---|
| 472 | private String executeSelect(String sparqlQuery) throws Exception {
|
---|
| 473 | HttpClient client = HttpClientBuilder.create().build();
|
---|
| 474 | HttpPost httppost = new HttpPost(endpointURI);
|
---|
| 475 | httppost.setHeader("Content-Type", "application/x-www-form-urlencoded");
|
---|
| 476 | httppost.setHeader("Accept", "application/sparql-results+xml");
|
---|
| 477 | List<NameValuePair> nvpList = new ArrayList<NameValuePair>();
|
---|
| 478 | nvpList.add(new BasicNameValuePair("query", sparqlQuery));
|
---|
| 479 | // nvpList.add(new BasicNameValuePair("format",
|
---|
| 480 | // outputFormat.getMime()));
|
---|
| 481 | httppost.setEntity(new UrlEncodedFormEntity(nvpList, Charset
|
---|
| 482 | .forName("UTF-8")));
|
---|
| 483 | HttpResponse response = client.execute(httppost);
|
---|
| 484 | // System.out.println("[StatusLine] " + response.getStatusLine());
|
---|
| 485 | HttpEntity entity = response.getEntity();
|
---|
| 486 | String entityString = EntityUtils.toString(entity, "UTF-8");
|
---|
| 487 | return entityString;
|
---|
| 488 | }
|
---|
| 489 | */
|
---|
| 490 |
|
---|
| 491 | /**
|
---|
| 492 | *縲謖�ョ壹&繧後◆繧、繝ウ繧ケ繧ソ繝ウ繧ケ繧定オキ轤ケ縺ィ縺励√◎縺ョ繧、繝ウ繧ケ繧ソ繝ウ繧ケ縺ォ繝ェ繝ウ繧ッ縺悟シオ繧峨l縺ヲ縺�k繧、繝ウ繧ケ繧ソ繝ウ繧ケ縺ョ髮�粋繧貞叙蠕励☆繧九� |
---|
| 493 | *縲蜿門セ励&繧後◆蜷�う繝ウ繧ケ繧ソ繝ウ繧ケ縺ョ繧ッ繝ゥ繧ケ繧らカイ鄒�噪縺ォ蜿門セ励☆繧� |
---|
| 494 | * <p>
|
---|
| 495 | * 縺薙%縺ァ繧、繝ウ繧ケ繧ソ繝ウ繧ケ縺ィ縺ッ縲〉df:type縺ョ荳サ隱槭→縺励※險倩ソー縺輔l縺ヲ縺�k繧ゅ�繧偵>縺� |
---|
| 496 | * <br>
|
---|
| 497 | * 蜃ヲ逅�ッセ雎。繝��繧ソ繧暖raphURIs縺ァ謖�ョ壹☆繧九%縺ィ縺後〒縺阪k
|
---|
| 498 | * <br>
|
---|
| 499 | * </p>
|
---|
| 500 | *
|
---|
| 501 | * @param graphURIs縲讀懃エ「蟇セ雎。縺ョgraph縺ョURI驟榊� 縲(null繧�聞縺�縺ョ驟榊�繧ょ庄)
|
---|
| 502 | * @param originInstance 襍キ轤ケ縺ィ縺ェ繧九う繝ウ繧ケ繧ソ繝ウ繧ケ縺ョURI縲��ull荳榊庄�� |
---|
| 503 | * @param limit 隗」縺ィ縺励※霑斐&繧後kInstanceLink驟榊�縺ョ髟キ縺輔�荳企剞蛟、繧呈欠螳壹☆繧九�荳企剞蛟、繧定ィュ螳壹@縺ェ縺�エ蜷医�0莉・荳九�蛟、繧呈欠螳壹☆繧�
|
---|
| 504 | * @return InstanceLink縺ョ驟榊�縲ゅ%縺薙↓縺ッ縲∝叙蠕励&繧後◆繧ッ繝ゥ繧ケ縺ィ髢「菫ゅ▼縺代i繧後※縺�k繝励Ο繝代ユ繧」縲�未菫ゅ�蜷代″縺悟性縺セ繧後k縲� |
---|
| 505 | * @throws Exception
|
---|
| 506 | * @since 28.01.2014
|
---|
| 507 | */
|
---|
| 508 | public InstanceLink[] getNextInstancesViaInstanceLink(String[] graphURIs, String originInstance,
|
---|
| 509 | int limit) throws Exception {
|
---|
| 510 | StringBuffer queryStr = new StringBuffer();
|
---|
| 511 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
| 512 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
| 513 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
| 514 | queryStr.append("SELECT DISTINCT ?pf ?pr ?ins ?c \n");
|
---|
| 515 | if (graphURIs != null) {
|
---|
| 516 | for (String graphURI : graphURIs) {
|
---|
| 517 | queryStr.append("FROM <");
|
---|
| 518 | queryStr.append(graphURI);
|
---|
| 519 | queryStr.append(">\n");
|
---|
| 520 | }
|
---|
| 521 | }
|
---|
| 522 | queryStr.append("WHERE{\n");
|
---|
| 523 | // queryStr.append(" { ?c rdf:type rdfs:Class. }\n UNION\n { ?c rdf:type owl:Class. }\n");
|
---|
| 524 | queryStr.append(" ?ins rdf:type ?c.\n");
|
---|
| 525 | queryStr.append(" { ?ins ?pr <");
|
---|
| 526 | queryStr.append(originInstance);
|
---|
| 527 | queryStr.append(">. }\n UNION { <");
|
---|
| 528 | queryStr.append(originInstance);
|
---|
| 529 | queryStr.append("> ?pf ?ins. }\n");
|
---|
| 530 |
|
---|
| 531 | queryStr.append(" FILTER (?c != rdf:Property)");
|
---|
| 532 |
|
---|
| 533 | queryStr.append("}\n");
|
---|
| 534 | if (limit > 0) {
|
---|
| 535 | queryStr.append("limit ");
|
---|
| 536 | queryStr.append(limit);
|
---|
| 537 | queryStr.append("\n");
|
---|
| 538 | }
|
---|
| 539 |
|
---|
| 540 | // System.out.println(queryStr.toString());
|
---|
| 541 |
|
---|
| 542 | Query query = QueryFactory.create(queryStr.toString());
|
---|
| 543 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
| 544 | query);
|
---|
| 545 |
|
---|
| 546 | ResultSet results = qexec.execSelect();
|
---|
| 547 | HashMap<String, InstanceLink> insLinkMap = new HashMap<String, InstanceLink>();
|
---|
| 548 | for (; results.hasNext();) {
|
---|
| 549 | QuerySolution sol = results.next();
|
---|
| 550 | Resource proForward = sol.getResource("pf");
|
---|
| 551 | Resource proReverse = sol.getResource("pr");
|
---|
| 552 | Resource ins = sol.getResource("ins");
|
---|
| 553 | Resource cls = sol.getResource("c");
|
---|
| 554 | Direction direction = null;
|
---|
| 555 | String propURI = null;
|
---|
| 556 | if( proForward != null ){
|
---|
| 557 | if( proReverse != null ){
|
---|
| 558 | direction = Direction.both;
|
---|
| 559 | }else{
|
---|
| 560 | direction = Direction.forward;
|
---|
| 561 | }
|
---|
| 562 | propURI = proForward.getURI();
|
---|
| 563 | }else{
|
---|
| 564 | direction = Direction.reverse;
|
---|
| 565 | propURI = proReverse.getURI();
|
---|
| 566 | }
|
---|
| 567 | String clsURI = cls.getURI();
|
---|
| 568 | String insURI = ins.getURI();
|
---|
| 569 | String key = propURI + "\t" + insURI + "\t" + direction;
|
---|
| 570 | if( insLinkMap.containsKey(key)){
|
---|
| 571 | InstanceLink insLink = insLinkMap.get(key);
|
---|
| 572 | insLink.addLinkedClassURI(clsURI);
|
---|
| 573 | }else{
|
---|
| 574 | InstanceLink insLink = new InstanceLink(propURI, insURI, new String[]{clsURI}, direction);
|
---|
| 575 | insLinkMap.put(key, insLink);
|
---|
| 576 | }
|
---|
| 577 | }
|
---|
| 578 | qexec.close();
|
---|
| 579 | Collection<InstanceLink> values = insLinkMap.values();
|
---|
| 580 | return values.toArray(new InstanceLink[0]);
|
---|
| 581 | }
|
---|
| 582 |
|
---|
[19] | 583 |
|
---|
| 584 | public LabelMap[] getLabels(String[] graphURIs, String[] resourceURIs, String language) throws Exception{
|
---|
| 585 | if( resourceURIs == null || resourceURIs.length == 0 ){
|
---|
| 586 | return new LabelMap[0];
|
---|
| 587 | }
|
---|
| 588 | StringBuffer queryStr = new StringBuffer();
|
---|
| 589 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
| 590 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
| 591 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
| 592 | queryStr.append("SELECT DISTINCT ?res ?label \n");
|
---|
| 593 | if (graphURIs != null) {
|
---|
| 594 | for (String graphURI : graphURIs) {
|
---|
| 595 | queryStr.append("FROM <");
|
---|
| 596 | queryStr.append(graphURI);
|
---|
| 597 | queryStr.append(">\n");
|
---|
| 598 | }
|
---|
| 599 | }
|
---|
| 600 | queryStr.append("WHERE{\n");
|
---|
| 601 | queryStr.append(" ?res rdfs:label ?label.\n");
|
---|
| 602 | queryStr.append(" FILTER(?res IN (");
|
---|
| 603 | boolean f = false;
|
---|
| 604 | for( String resourceURI: resourceURIs ){
|
---|
| 605 | if(f){
|
---|
| 606 | queryStr.append(", ");
|
---|
| 607 | }
|
---|
| 608 | f = true;
|
---|
| 609 | queryStr.append("<");
|
---|
| 610 | queryStr.append(resourceURI);
|
---|
| 611 | queryStr.append(">");
|
---|
| 612 | }
|
---|
| 613 | queryStr.append("))\n");
|
---|
| 614 | queryStr.append("}");
|
---|
| 615 |
|
---|
| 616 | System.out.println(queryStr.toString());
|
---|
| 617 |
|
---|
| 618 | Query query = QueryFactory.create(queryStr.toString());
|
---|
| 619 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
| 620 | query);
|
---|
| 621 |
|
---|
| 622 | ResultSet results = qexec.execSelect();
|
---|
| 623 | HashMap<String, LabelMap> lMap = new HashMap<String, LabelMap>();
|
---|
| 624 | for (; results.hasNext();) {
|
---|
| 625 | QuerySolution sol = results.next();
|
---|
| 626 | String uri = sol.getResource("res").getURI();
|
---|
| 627 | Literal literal = sol.getLiteral("label");
|
---|
| 628 | if( literal != null ){
|
---|
| 629 | String label = literal.getString();
|
---|
| 630 | String lang = literal.getLanguage();
|
---|
| 631 | if( language != null && language.equals(lang)){
|
---|
| 632 | Label lbl = new Label(label, lang);
|
---|
| 633 | if( lMap.containsKey(uri)){
|
---|
| 634 | LabelMap lm = lMap.get(uri);
|
---|
| 635 | lm.addLabel(lbl);
|
---|
| 636 | }else{
|
---|
| 637 | LabelMap lm = new LabelMap(uri, new Label[]{lbl});
|
---|
| 638 | lMap.put(uri, lm);
|
---|
| 639 | }
|
---|
| 640 | }
|
---|
| 641 | }
|
---|
| 642 | }
|
---|
| 643 | return lMap.values().toArray(new LabelMap[0]);
|
---|
| 644 | }
|
---|
| 645 |
|
---|
[2] | 646 | }
|
---|