| 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 | import com.hp.hpl.jena.query.Query;
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| 10 | import com.hp.hpl.jena.query.QueryExecution;
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| 11 | import com.hp.hpl.jena.query.QueryExecutionFactory;
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| 12 | import com.hp.hpl.jena.query.QueryFactory;
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| 13 | import com.hp.hpl.jena.query.QuerySolution;
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| 14 | import com.hp.hpl.jena.query.ResultSet;
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| 15 | import com.hp.hpl.jena.rdf.model.Literal;
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| 16 | import com.hp.hpl.jena.rdf.model.Resource;
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| 17 |
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| 18 | /**
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| 19 | * 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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| 20 | *
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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 EndpointAnalyzer implements RDFSchemaAnalyzer {
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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 | * 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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| 32 | *
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| 33 | * @param endpointURI
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| 34 | * 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 EndpointAnalyzer(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 | *
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| 48 | * @param args
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| 49 | * 菴ソ逕ィ縺励↑縺� |
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| 50 | * @throws Exception
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| 51 | * @since 28.01.2014
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| 52 | */
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| 53 | public static void main(String[] args) throws Exception {
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| 54 | // String sparqlEndpoint = "http://dbpedia.org/sparql";
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| 55 | String sparqlEndpoint = "http://lsd.dbcls.jp/sparql";
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| 56 | // String keyword = "artiste";
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| 57 | String[] keyword = { "Frequency", "Class" };
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| 58 | String[] graphURIs = new String[0];
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| 59 |
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| 60 | // keyword = null;
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| 61 |
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| 62 | EndpointAnalyzer builder = new EndpointAnalyzer(sparqlEndpoint);
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| 63 |
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| 64 | SClass[] clz = builder.getOWLClasses(null, keyword, "en", false);
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| 65 | if (clz != null) {
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| 66 |
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| 67 | for (SClass cls : clz) {
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| 68 | System.out.println(cls);
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| 69 | }
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| 70 | clz = builder.countInstances(null, clz);
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| 71 | for (SClass cls : clz) {
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| 72 | System.out.println(cls);
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| 73 | }
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| 74 | }
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| 75 |
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| 76 | /*
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| 77 | * clz = builder.listClasses(null, false);
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| 78 | * System.out.println(clz.length); for (SClass cls : clz) {
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| 79 | * System.out.println(cls); }
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| 80 | */
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| 81 |
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| 82 | /*
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| 83 | * SClass[] clz = builder.getOWLClasses(graphURIs, keyword, false); for
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| 84 | * (SClass cls : clz) { System.out.println(cls); } clz =
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| 85 | * builder.countInstances(null, clz); for (SClass cls : clz) {
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| 86 | * System.out.println(cls); }
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| 87 | */
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| 88 |
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| 89 | // builder.getOWLClasses(null, keyword, "en", false);
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| 90 | /*
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| 91 | * SClass[] clz = builder.getOWLClasses(graphURIs, keyword, false); for
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| 92 | * (SClass cls : clz) { System.out.println(cls); } clz =
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| 93 | * builder.countInstances(null, clz); for (SClass cls : clz) {
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| 94 | * System.out.println(cls); }
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| 95 | */
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| 96 |
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| 97 | /*
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| 98 | * System.out.println("CLS");
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| 99 | *
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| 100 | * String uri =
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| 101 | * "http://purl.jp/bio/10/lsd/ontology/201209#EnglishEntry";
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| 102 | *
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| 103 | * ClassLink[] cls = null; try{ cls = builder.getNextClass(null, uri,
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| 104 | * 100, false); }catch(Exception ex) { ex.printStackTrace(); }
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| 105 | *
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| 106 | * System.out.println("Solutions: "); if (cls != null) { for (ClassLink
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| 107 | * cl : cls) { System.out.println(cl.toString()); } cls =
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| 108 | * builder.countLinks(null, uri, cls); for (ClassLink cl : cls) {
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| 109 | * System.out.println(cl.toString()); } }
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| 110 | */
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| 111 | /*
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| 112 | *
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| 113 | * String uri =
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| 114 | * "http://purl.jp/bio/10/lsd/ontology/201209#EnglishEntry";
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| 115 | *
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| 116 | * ClassLink[] cls = null;
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| 117 | *
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| 118 | * System.out.println("CLS-INS"); cls = null; try{ cls =
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| 119 | * builder.getNextClassViaInstanceLink(null, uri, 100); }catch(Exception
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| 120 | * ex){ ex.printStackTrace(); } if (cls != null) { for (ClassLink cl :
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| 121 | * cls) { System.out.println(cl.toString()); } }
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| 122 | */
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| 123 | /*
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| 124 | * System.out.println("Instances"); Instance[] ins =
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| 125 | * builder.getInstances(null, "\"A.C. Reed\"@en"); if (ins != null) {
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| 126 | * for (Instance in : ins) { System.out.println(in.toString()); } }
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| 127 | */
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| 128 | /*
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| 129 | * System.out.println("INS-INS"); ins = builder.getInstances(null,
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| 130 | * "\"A.C. Reed\"@en"); InstanceLink[] iLinks =
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| 131 | * builder.getNextInstancesViaInstanceLink(null,
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| 132 | * ins[0].getInstanceURI(), 100);
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| 133 | *
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| 134 | * if (iLinks != null) { for (InstanceLink in : iLinks) {
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| 135 | * System.out.println(in.toString()); } }
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| 136 | */
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| 137 | }
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| 138 |
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| 139 | /**
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| 140 | * 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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| 141 | * <p>
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| 142 | * 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☆ <br>
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| 143 | * </p>
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| 144 | *
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| 145 | * @param graphURIs
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| 146 | * 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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| 147 | * @param keyword
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| 148 | * ��ull繧�ゥコ譁�ュ励�荳榊庄�� |
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| 149 | * @return 繧ッ繝ゥ繧ケURI縺ョ驟榊�
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| 150 | * @throws Exception
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| 151 | * @since 28.01.2014
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| 152 | */
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| 153 |
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| 154 | public SClass[] getOWLClasses(String[] graphURIs, String[] keywords,
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| 155 | String language,
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| 156 |
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| 157 | boolean countInstances) throws Exception {
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| 158 | StringBuffer queryStr = new StringBuffer();
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| 159 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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| 160 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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| 161 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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| 162 | if (countInstances) {
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| 163 | queryStr.append("SELECT DISTINCT ?c ?pLabel (COUNT(?i) AS ?numOfInstances)\n");
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| 164 | } else {
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| 165 | queryStr.append("SELECT DISTINCT ?c ?pLabel \n");
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| 166 | }
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| 167 | if (graphURIs != null) {
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| 168 | for (String graphURI : graphURIs) {
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| 169 | queryStr.append("FROM <");
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| 170 | queryStr.append(graphURI);
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| 171 | queryStr.append(">\n");
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| 172 | }
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| 173 | }
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| 174 | queryStr.append("WHERE{\n");
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| 175 |
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| 176 | //
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| 177 | queryStr.append(" {?c rdf:type rdfs:Class} UNION {?c rdf:type owl:Class}\n");
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| 178 | // queryStr.append(" ?i rdf:type ?c.\n");
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| 179 |
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| 180 | if (countInstances) {
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| 181 | queryStr.append(" ?c rdfs:label ?label.\n");
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| 182 | }
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| 183 | queryStr.append(" ?c rdfs:label ?pLabel.\n");
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| 184 | if (countInstances) {
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| 185 | queryStr.append(" ?i rdf:type ?c.\n");
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| 186 | }
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| 187 | // queryStr.append(" ?c rdfs:label ");
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| 188 | // queryStr.append(keyword);
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| 189 | // queryStr.append(".");
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| 190 |
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| 191 | // TODO OR relationship between keywords
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| 192 | if (keywords != null && keywords.length != 0) {
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| 193 |
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| 194 | queryStr.append(" ?c rdfs:label ");
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| 195 | queryStr.append("?keywords").append(".\n");
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| 196 | queryStr.append(" filter((LANG(?keywords) = \'").append(language);
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| 197 | queryStr.append("\') && \n (");
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| 198 |
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| 199 | // (LANG(?keywords) = 'en') &&
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| 200 |
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| 201 | for (int i = 0; i < keywords.length; i++) {
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| 202 | if (i > 0)
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| 203 | queryStr.append(" || \n ");
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| 204 |
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| 205 | queryStr.append("regex(str(").append("?keywords")
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| 206 | .append("),\"");
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| 207 | queryStr.append(keywords[i]);
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| 208 | queryStr.append("\", \"i\" )");
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| 209 |
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| 210 | }
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| 211 | queryStr.append("))\n");
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| 212 |
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| 213 | }
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| 214 |
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| 215 | if (countInstances) {
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| 216 | queryStr.append("} GROUP BY ?c ?pLabel");
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| 217 | } else {
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| 218 | queryStr.append("}");
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| 219 | }
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| 220 | System.out.println(queryStr.toString());
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| 221 |
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| 222 | Query query = QueryFactory.create(queryStr.toString());
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| 223 |
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| 224 | QueryExecution qexec = null;
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| 225 | ResultSet results = null;
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| 226 | try {
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| 227 | long start = System.currentTimeMillis();
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| 228 | qexec = QueryExecutionFactory.sparqlService(endpointURI, query);
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| 229 | results = qexec.execSelect();
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| 230 | long end = System.currentTimeMillis();
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| 231 | System.out.println("EXEC TIME: " + (end - start));
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| 232 | } catch (Exception ex) {
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| 233 | ex.printStackTrace();
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| 234 | throw ex;
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| 235 | }
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| 236 |
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| 237 | HashMap<String, SClass> classMap = new HashMap<String, SClass>();
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| 238 | for (; results.hasNext();) {
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| 239 | QuerySolution sol = results.next();
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| 240 | Resource res = sol.getResource("c");
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| 241 | if (res != null) {
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| 242 | String uri = res.getURI();
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| 243 | int numOfInstances = 0;
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| 244 | if (countInstances) {
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| 245 | numOfInstances = sol.getLiteral("numOfInstances").getInt();
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| 246 | } //
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| 247 | System.out.println(numOfInstances);
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| 248 | Literal labelLiteral = sol.getLiteral("pLabel");
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| 249 | SClass sClass = null;
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| 250 | if (classMap.containsKey(uri)) {
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| 251 | sClass = classMap.get(uri);
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| 252 | } else {
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| 253 | sClass = new SClass(uri, null, numOfInstances);
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| 254 | classMap.put(uri, sClass);
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| 255 | }
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| 256 | if (labelLiteral != null) {
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| 257 | String label = labelLiteral.getString();
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| 258 | String lang = labelLiteral.getLanguage();
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| 259 | sClass.addLabel(new Label(label, lang));
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| 260 | }
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| 261 | }
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| 262 | }
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| 263 | qexec.close();
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| 264 | return classMap.values().toArray(new SClass[0]);
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| 265 |
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| 266 | }
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| 267 |
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| 268 | public SClass[] listClasses(String[] graphURIs, boolean countInstances)
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| 269 | throws Exception {
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| 270 | StringBuffer queryStr = new StringBuffer();
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| 271 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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| 272 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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| 273 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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| 274 | if (countInstances) {
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| 275 | queryStr.append("SELECT DISTINCT ?cls ?pLabel (COUNT(?i) AS ?numOfInstances)\n");
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| 276 | } else {
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| 277 | queryStr.append("SELECT DISTINCT ?cls ?pLabel \n");
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| 278 | }
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| 279 |
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| 280 | if (graphURIs != null) {
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| 281 | for (String graphURI : graphURIs) {
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| 282 | queryStr.append("FROM <");
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| 283 | queryStr.append(graphURI);
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| 284 | queryStr.append(">\n");
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| 285 | }
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| 286 | }
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| 287 | queryStr.append("WHERE{\n");
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| 288 | queryStr.append("\t{ ?cls rdf:type rdfs:Class. }\n");
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| 289 | queryStr.append("\tUNION\n");
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| 290 | queryStr.append("\t{ ?cls rdf:type owl:Class. }\n");
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| 291 | queryStr.append("\tUNION\n");
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| 292 | queryStr.append("\t{ [] rdfs:type ?cls. }\n");
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| 293 | queryStr.append("\tUNION\n");
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| 294 | queryStr.append("\t{ [] rdfs:domain ?cls. }\n");
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| 295 | queryStr.append("\tUNION\n");
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| 296 | queryStr.append("\t{ [] rdfs:range ?cls. }\n");
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| 297 | queryStr.append("\tUNION\n");
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| 298 | queryStr.append("\t{ ?cls rdfs:subclassOf []. }\n");
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| 299 | queryStr.append("\t?cls rdfs:label ?pLabel.\n");
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| 300 | if (countInstances) {
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| 301 | queryStr.append("\t?i rdf:type ?c.\n");
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| 302 | }
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| 303 | if (countInstances) {
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| 304 | queryStr.append("} GROUP BY ?c ?pLabel");
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| 305 | } else {
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| 306 | queryStr.append("}");
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| 307 | }
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| 308 | System.out.println(queryStr.toString());
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| 309 |
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| 310 | Query query = QueryFactory.create(queryStr.toString());
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| 311 |
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| 312 | QueryExecution qexec = null;
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| 313 | ResultSet results = null;
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| 314 | try {
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| 315 | long start = System.currentTimeMillis();
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| 316 | qexec = QueryExecutionFactory.sparqlService(endpointURI, query);
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| 317 | results = qexec.execSelect();
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| 318 | long end = System.currentTimeMillis();
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| 319 | System.out.println("EXEC TIME: " + (end - start));
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| 320 | } catch (Exception ex) {
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| 321 | ex.printStackTrace();
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| 322 | throw ex;
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| 323 | }
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| 324 |
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| 325 | HashMap<String, SClass> classMap = new HashMap<String, SClass>();
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| 326 | for (; results.hasNext();) {
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| 327 | QuerySolution sol = results.next();
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| 328 | Resource res = sol.getResource("cls");
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| 329 | if (res != null) {
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| 330 | String uri = res.getURI();
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| 331 | int numOfInstances = 0;
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| 332 | if (countInstances) {
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| 333 | numOfInstances = sol.getLiteral("numOfInstances").getInt();
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| 334 | }
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| 335 | // System.out.println(numOfInstances);
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| 336 | Literal labelLiteral = sol.getLiteral("pLabel");
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| 337 | SClass sClass = null;
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| 338 | if (classMap.containsKey(uri)) {
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| 339 | sClass = classMap.get(uri);
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| 340 | } else {
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| 341 | sClass = new SClass(uri, null, numOfInstances);
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| 342 | classMap.put(uri, sClass);
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| 343 | }
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| 344 | if (labelLiteral != null) {
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| 345 | String label = labelLiteral.getString();
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| 346 | String lang = labelLiteral.getLanguage();
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| 347 | sClass.addLabel(new Label(label, lang));
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| 348 | }
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| 349 | }
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| 350 | }
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| 351 | qexec.close();
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| 352 | return classMap.values().toArray(new SClass[0]);
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| 353 |
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| 354 | }
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| 355 |
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| 356 | /**
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| 357 | * 縲繧、繝ウ繧ケ繧ソ繝ウ繧ケ繧貞叙蠕励☆繧� |
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| 358 | * <p>
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| 359 | * 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☆ <br>
|
|---|
| 360 | * 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�<br>
|
|---|
| 361 | * </p>
|
|---|
| 362 | *
|
|---|
| 363 | * @param graphURIs
|
|---|
| 364 | * 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)
|
|---|
| 365 | * @param keyword
|
|---|
| 366 | * ��ull繧�ゥコ譁�ュ励�荳榊庄�� |
|---|
| 367 | * @return 繧ッ繝ゥ繧ケURI縺ョ驟榊�
|
|---|
| 368 | * @throws Exception
|
|---|
| 369 | * @since 28.01.2014
|
|---|
| 370 | */
|
|---|
| 371 | public Instance[] getInstances(String[] graphURIs, String keyword)
|
|---|
| 372 | throws Exception {
|
|---|
| 373 | StringBuffer queryStr = new StringBuffer();
|
|---|
| 374 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 375 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 376 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 377 | queryStr.append("SELECT DISTINCT ?ins ?c \n");
|
|---|
| 378 | if (graphURIs != null) {
|
|---|
| 379 | for (String graphURI : graphURIs) {
|
|---|
| 380 | queryStr.append("FROM <");
|
|---|
| 381 | queryStr.append(graphURI);
|
|---|
| 382 | queryStr.append(">\n");
|
|---|
| 383 | }
|
|---|
| 384 | }
|
|---|
| 385 | queryStr.append("WHERE{\n");
|
|---|
| 386 | // queryStr.append(" {?c rdf:type rdfs:Class} UNION {?c rdf:type owl:Class}\n");
|
|---|
| 387 |
|
|---|
| 388 | queryStr.append(" ?ins rdf:type ?c.\n");
|
|---|
| 389 | queryStr.append(" ?ins rdfs:label ");
|
|---|
| 390 | queryStr.append(keyword);
|
|---|
| 391 | queryStr.append(".\n");
|
|---|
| 392 | queryStr.append(" FILTER (?c != rdf:Property)");
|
|---|
| 393 | queryStr.append("}");
|
|---|
| 394 |
|
|---|
| 395 | // System.out.println(queryStr.toString());
|
|---|
| 396 |
|
|---|
| 397 | Query query = QueryFactory.create(queryStr.toString());
|
|---|
| 398 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
|---|
| 399 | query);
|
|---|
| 400 |
|
|---|
| 401 | ResultSet results = qexec.execSelect();
|
|---|
| 402 | HashMap<String, HashSet<String>> instanceMap = new HashMap<String, HashSet<String>>();
|
|---|
| 403 | for (; results.hasNext();) {
|
|---|
| 404 | QuerySolution sol = results.next();
|
|---|
| 405 | Resource cls = sol.getResource("c");
|
|---|
| 406 | Resource ins = sol.getResource("ins");
|
|---|
| 407 | String clsURI = cls.getURI();
|
|---|
| 408 | String insURI = ins.getURI();
|
|---|
| 409 | if (instanceMap.containsKey(insURI)) {
|
|---|
| 410 | HashSet<String> classes = instanceMap.get(insURI);
|
|---|
| 411 | classes.add(clsURI);
|
|---|
| 412 | } else {
|
|---|
| 413 | HashSet<String> classes = new HashSet<String>();
|
|---|
| 414 | instanceMap.put(insURI, classes);
|
|---|
| 415 | classes.add(clsURI);
|
|---|
| 416 | }
|
|---|
| 417 | }
|
|---|
| 418 | qexec.close();
|
|---|
| 419 | Set<String> keySet = instanceMap.keySet();
|
|---|
| 420 | ArrayList<Instance> instanceList = new ArrayList<Instance>();
|
|---|
| 421 | for (String key : keySet) {
|
|---|
| 422 | Instance ins = new Instance(key, instanceMap.get(key).toArray(
|
|---|
| 423 | new String[0]));
|
|---|
| 424 | instanceList.add(ins);
|
|---|
| 425 | }
|
|---|
| 426 | return instanceList.toArray(new Instance[0]);
|
|---|
| 427 | }
|
|---|
| 428 |
|
|---|
| 429 | /**
|
|---|
| 430 | * 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�〒
|
|---|
| 431 | * 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� |
|---|
| 432 | * <p>
|
|---|
| 433 | * 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 <br>
|
|---|
| 434 | * <br>
|
|---|
| 435 | * </p>
|
|---|
| 436 | *
|
|---|
| 437 | * @param graphURIs
|
|---|
| 438 | * 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)
|
|---|
| 439 | * @param originClass
|
|---|
| 440 | * 襍キ轤ケ縺ィ縺ェ繧九け繝ゥ繧ケ縺ョURI縲��ull荳榊庄�� |
|---|
| 441 | * @param limit
|
|---|
| 442 | * 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�
|
|---|
| 443 | * @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� |
|---|
| 444 | * @throws Exception
|
|---|
| 445 | * @since 28.01.2014
|
|---|
| 446 | */
|
|---|
| 447 | public ClassLink[] getNextClass(String[] graphURIs, String originClass,
|
|---|
| 448 | int limit, boolean countLinks) throws Exception {
|
|---|
| 449 | ClassLink[] cLinks = getNextClassSub(graphURIs, originClass, limit,
|
|---|
| 450 | false);
|
|---|
| 451 | if (countLinks) {
|
|---|
| 452 | cLinks = countLinks(graphURIs, originClass, cLinks);
|
|---|
| 453 | }
|
|---|
| 454 | return cLinks;
|
|---|
| 455 | }
|
|---|
| 456 |
|
|---|
| 457 | private ClassLink[] getNextClassSub(String[] graphURIs, String originClass,
|
|---|
| 458 | int limit, boolean countLinks) throws Exception {
|
|---|
| 459 | StringBuffer queryStr = new StringBuffer();
|
|---|
| 460 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 461 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 462 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 463 |
|
|---|
| 464 | // SELECT
|
|---|
| 465 | if (countLinks) {
|
|---|
| 466 | queryStr.append("SELECT DISTINCT ?p ?pDirection ?c (COUNT(?oci) AS ?numOfOriginalClassInstances) (COUNT(?lci) AS ?numOfLinkedClassInstances) (COUNT(?s) AS ?numOfLinks) (COUNT(DISTINCT(?s)) AS ?numOfLinkedInstances) \n");
|
|---|
| 467 | } else {
|
|---|
| 468 | queryStr.append("SELECT DISTINCT ?p ?pDirection ?c \n");
|
|---|
| 469 | }
|
|---|
| 470 |
|
|---|
| 471 | if (graphURIs != null) {
|
|---|
| 472 | for (String graphURI : graphURIs) {
|
|---|
| 473 | queryStr.append("FROM <");
|
|---|
| 474 | queryStr.append(graphURI);
|
|---|
| 475 | queryStr.append(">\n");
|
|---|
| 476 | }
|
|---|
| 477 | }
|
|---|
| 478 | queryStr.append("WHERE{\n");
|
|---|
| 479 | // queryStr.append(" { ?c rdf:type rdfs:Class. }\n UNION\n { ?c rdf:type owl:Class. }\n");
|
|---|
| 480 | queryStr.append(" { ?p rdfs:domain <");
|
|---|
| 481 | queryStr.append(originClass);
|
|---|
| 482 | queryStr.append(">.\n ?p rdfs:range ?c.\n");
|
|---|
| 483 |
|
|---|
| 484 | if (countLinks) {
|
|---|
| 485 | queryStr.append(" ?o ?p ?s.");
|
|---|
| 486 | } else {
|
|---|
| 487 | queryStr.append("filter(exists{\n");
|
|---|
| 488 | queryStr.append(" ?o rdf:type ?c.\n");
|
|---|
| 489 | queryStr.append(" ?s rdf:type <");
|
|---|
| 490 | queryStr.append(originClass);
|
|---|
| 491 | queryStr.append(">.\n");
|
|---|
| 492 | queryStr.append(" ?s ?p ?o.})\n");
|
|---|
| 493 | }
|
|---|
| 494 |
|
|---|
| 495 | queryStr.append("}\n UNION\n");
|
|---|
| 496 | queryStr.append(" { ?p rdfs:range <");
|
|---|
| 497 | queryStr.append(originClass);
|
|---|
| 498 | queryStr.append(">.\n");
|
|---|
| 499 | queryStr.append(" ?p rdfs:domain ?c.\n");
|
|---|
| 500 |
|
|---|
| 501 | if (countLinks) {
|
|---|
| 502 | queryStr.append(" ?s ?p ?o.");
|
|---|
| 503 | } else {
|
|---|
| 504 | queryStr.append("filter(exists{\n");
|
|---|
| 505 | queryStr.append(" ?s rdf:type ?c.\n");
|
|---|
| 506 | queryStr.append(" ?o rdf:type <");
|
|---|
| 507 | queryStr.append(originClass);
|
|---|
| 508 | queryStr.append(">.\n");
|
|---|
| 509 | queryStr.append(" ?s ?p ?o.})\n");
|
|---|
| 510 | }
|
|---|
| 511 |
|
|---|
| 512 | queryStr.append("}\n");
|
|---|
| 513 |
|
|---|
| 514 | queryStr.append(" ?p ?pDirection ?c.\n");
|
|---|
| 515 |
|
|---|
| 516 | // queryStr.append(" ?s rdf:type ?c.\n");
|
|---|
| 517 |
|
|---|
| 518 | if (countLinks) {
|
|---|
| 519 | queryStr.append("}\nGROUP BY ?p ?pDirection ?c\n");
|
|---|
| 520 | } else {
|
|---|
| 521 | queryStr.append("}\n");
|
|---|
| 522 | }
|
|---|
| 523 | if (limit > 0) {
|
|---|
| 524 | queryStr.append("limit ");
|
|---|
| 525 | queryStr.append(limit);
|
|---|
| 526 | queryStr.append("\n");
|
|---|
| 527 | }
|
|---|
| 528 |
|
|---|
| 529 | System.out.println("getNextClasses SPARQL Query: ");
|
|---|
| 530 | System.out.println(queryStr.toString());
|
|---|
| 531 |
|
|---|
| 532 | Query query = QueryFactory.create(queryStr.toString());
|
|---|
| 533 | QueryExecution qexec = null;
|
|---|
| 534 | try {
|
|---|
| 535 | qexec = QueryExecutionFactory.sparqlService(endpointURI, query);
|
|---|
| 536 | } catch (Exception ex) {
|
|---|
| 537 | ex.printStackTrace();
|
|---|
| 538 | throw ex;
|
|---|
| 539 | }
|
|---|
| 540 |
|
|---|
| 541 | ResultSet results = null;
|
|---|
| 542 | try {
|
|---|
| 543 | long start = System.currentTimeMillis();
|
|---|
| 544 | results = qexec.execSelect();
|
|---|
| 545 | long end = System.currentTimeMillis();
|
|---|
| 546 | System.out.println("EXEC TIME: " + (end - start));
|
|---|
| 547 | } catch (Exception ex) {
|
|---|
| 548 | ex.printStackTrace();
|
|---|
| 549 | throw ex;
|
|---|
| 550 | }
|
|---|
| 551 |
|
|---|
| 552 | ArrayList<ClassLink> solCLs = new ArrayList<ClassLink>();
|
|---|
| 553 | for (; results.hasNext();) {
|
|---|
| 554 | QuerySolution sol = results.next();
|
|---|
| 555 | Resource pro = sol.getResource("p");
|
|---|
| 556 | if (pro != null) {
|
|---|
| 557 | Resource cls = sol.getResource("c");
|
|---|
| 558 | Resource dir = sol.getResource("pDirection");
|
|---|
| 559 | String proURI = pro.getURI();
|
|---|
| 560 | String clsURI = cls.getURI();
|
|---|
| 561 | String dirURI = dir.getURI();
|
|---|
| 562 |
|
|---|
| 563 | // System.out.println(pro.getURI() + " " + cls.getURI() + " " +
|
|---|
| 564 | // dir.getURI());
|
|---|
| 565 |
|
|---|
| 566 | Direction direction = null;
|
|---|
| 567 | if (dirURI
|
|---|
| 568 | .equals("http://www.w3.org/2000/01/rdf-schema#domain")
|
|---|
| 569 | || dirURI.equals("rdfs:domain")) {
|
|---|
| 570 | direction = Direction.reverse;
|
|---|
| 571 | }
|
|---|
| 572 | if (dirURI.equals("http://www.w3.org/2000/01/rdf-schema#range")
|
|---|
| 573 | || dirURI.equals("rdfs:range")) {
|
|---|
| 574 | if (direction != null) {
|
|---|
| 575 | direction = Direction.both;
|
|---|
| 576 | } else {
|
|---|
| 577 | direction = Direction.forward;
|
|---|
| 578 | }
|
|---|
| 579 | }
|
|---|
| 580 | // System.out.println(direction);
|
|---|
| 581 | int numOfLinks = 0;
|
|---|
| 582 | if (countLinks) {
|
|---|
| 583 | numOfLinks = sol.getLiteral("numOfLinks").getInt();
|
|---|
| 584 | }
|
|---|
| 585 | ClassLink cl = new ClassLink(proURI, clsURI, null,direction,
|
|---|
| 586 | numOfLinks, 0, 0, 0, 0, true, true);
|
|---|
| 587 | solCLs.add(cl);
|
|---|
| 588 | }
|
|---|
| 589 | }
|
|---|
| 590 | qexec.close();
|
|---|
| 591 | return solCLs.toArray(new ClassLink[0]);
|
|---|
| 592 | }
|
|---|
| 593 |
|
|---|
| 594 | /**
|
|---|
| 595 | * 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� |
|---|
| 596 | * 蜿門セ励@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� |
|---|
| 597 | * <p>
|
|---|
| 598 | * 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�<br>
|
|---|
| 599 | * 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 <br>
|
|---|
| 600 | * </p>
|
|---|
| 601 | *
|
|---|
| 602 | * @param graphURIs
|
|---|
| 603 | * 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)
|
|---|
| 604 | * @param originClass
|
|---|
| 605 | * 襍キ轤ケ縺ィ縺ェ繧九け繝ゥ繧ケ縺ョURI縲��ull荳榊庄�� |
|---|
| 606 | * @param limit
|
|---|
| 607 | * 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�
|
|---|
| 608 | * @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� |
|---|
| 609 | * @throws Exception
|
|---|
| 610 | * @since 28.01.2014
|
|---|
| 611 | */
|
|---|
| 612 | public ClassLink[] getNextClassViaInstanceLink(String[] graphURIs,
|
|---|
| 613 | String originClass, int limit) throws Exception {
|
|---|
| 614 | StringBuffer queryStr = new StringBuffer();
|
|---|
| 615 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 616 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 617 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 618 | queryStr.append("SELECT DISTINCT ?pf ?pr (COUNT(?pf) AS ?numOfForwardLinks) (COUNT(?pr) AS ?numOfReverseLinks) (COUNT(DISTINCT(?insOrg)) AS ?numOfOriginInstances) (COUNT(DISTINCT(?ins)) AS ?numOfLinkedInstances) ?c \n");
|
|---|
| 619 | if (graphURIs != null) {
|
|---|
| 620 | for (String graphURI : graphURIs) {
|
|---|
| 621 | queryStr.append("FROM <");
|
|---|
| 622 | queryStr.append(graphURI);
|
|---|
| 623 | queryStr.append(">\n");
|
|---|
| 624 | }
|
|---|
| 625 | }
|
|---|
| 626 | queryStr.append("WHERE{\n");
|
|---|
| 627 | queryStr.append(" ?ins rdf:type ?c.\n");
|
|---|
| 628 | queryStr.append(" ?insOrg rdf:type <");
|
|---|
| 629 | queryStr.append(originClass);
|
|---|
| 630 | queryStr.append(">.\n");
|
|---|
| 631 | queryStr.append(" { ?ins ?pr ?insOrg. }\n UNION { ?insOrg ?pf ?ins. }\n");
|
|---|
| 632 | queryStr.append("}\n");
|
|---|
| 633 | queryStr.append("GROUP BY ?pf ?pr ?c\n");
|
|---|
| 634 | if (limit > 0) {
|
|---|
| 635 | queryStr.append("limit ");
|
|---|
| 636 | queryStr.append(limit);
|
|---|
| 637 | queryStr.append("\n");
|
|---|
| 638 | }
|
|---|
| 639 |
|
|---|
| 640 | System.out.println(queryStr.toString());
|
|---|
| 641 |
|
|---|
| 642 | Query query = QueryFactory.create(queryStr.toString());
|
|---|
| 643 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
|---|
| 644 | query);
|
|---|
| 645 |
|
|---|
| 646 | ResultSet results = null;
|
|---|
| 647 | try {
|
|---|
| 648 | long start = System.currentTimeMillis();
|
|---|
| 649 | results = qexec.execSelect();
|
|---|
| 650 | long end = System.currentTimeMillis();
|
|---|
| 651 | System.out.println("EXEC TIME: " + (end - start));
|
|---|
| 652 | } catch (Exception ex) {
|
|---|
| 653 | ex.printStackTrace();
|
|---|
| 654 | throw ex;
|
|---|
| 655 | }
|
|---|
| 656 |
|
|---|
| 657 | ArrayList<ClassLink> solCLs = new ArrayList<ClassLink>();
|
|---|
| 658 | for (; results.hasNext();) {
|
|---|
| 659 | QuerySolution sol = results.next();
|
|---|
| 660 | Resource proForward = sol.getResource("pf");
|
|---|
| 661 | Resource proReverse = sol.getResource("pr");
|
|---|
| 662 | Resource cls = sol.getResource("c");
|
|---|
| 663 | Direction direction = null;
|
|---|
| 664 | String propURI = null;
|
|---|
| 665 | int numOfLinks = 0;
|
|---|
| 666 | int numOfLinkedInstances = 0;
|
|---|
| 667 | int numOfOriginInstances = 0;
|
|---|
| 668 | if (proForward != null) {
|
|---|
| 669 | if (proReverse != null) {
|
|---|
| 670 | numOfLinks = sol.getLiteral("numOfForwardLinks").getInt();
|
|---|
| 671 | numOfLinks += sol.getLiteral("numOfReverseLinks").getInt();
|
|---|
| 672 | numOfLinkedInstances = sol.getLiteral(
|
|---|
| 673 | "numOfLinkedInstances").getInt();
|
|---|
| 674 | numOfOriginInstances = sol.getLiteral(
|
|---|
| 675 | "numOfOriginInstances").getInt();
|
|---|
| 676 | direction = Direction.both;
|
|---|
| 677 | } else {
|
|---|
| 678 | numOfLinkedInstances = sol.getLiteral(
|
|---|
| 679 | "numOfLinkedInstances").getInt();
|
|---|
| 680 | numOfOriginInstances = sol.getLiteral(
|
|---|
| 681 | "numOfOriginInstances").getInt();
|
|---|
| 682 | numOfLinks = sol.getLiteral("numOfForwardLinks").getInt();
|
|---|
| 683 | direction = Direction.forward;
|
|---|
| 684 | }
|
|---|
| 685 | propURI = proForward.getURI();
|
|---|
| 686 | } else {
|
|---|
| 687 | direction = Direction.reverse;
|
|---|
| 688 | propURI = proReverse.getURI();
|
|---|
| 689 | numOfLinkedInstances = sol.getLiteral("numOfOriginInstances")
|
|---|
| 690 | .getInt();
|
|---|
| 691 | numOfOriginInstances = sol.getLiteral("numOfLinkedInstances")
|
|---|
| 692 | .getInt();
|
|---|
| 693 | numOfLinks = sol.getLiteral("numOfReverseLinks").getInt();
|
|---|
| 694 | }
|
|---|
| 695 | String clsURI = cls.getURI();
|
|---|
| 696 | // System.out.println(propURI + " " + clsURI + " " + direction);
|
|---|
| 697 |
|
|---|
| 698 | ClassLink cl = new ClassLink(propURI, clsURI, null, direction,
|
|---|
| 699 | numOfLinks, numOfOriginInstances, numOfLinkedInstances, 0,
|
|---|
| 700 | 0, true, true);
|
|---|
| 701 | solCLs.add(cl);
|
|---|
| 702 | }
|
|---|
| 703 | qexec.close();
|
|---|
| 704 | return solCLs.toArray(new ClassLink[0]);
|
|---|
| 705 | }
|
|---|
| 706 |
|
|---|
| 707 | /*
|
|---|
| 708 | public Path[] getPaths(String startClass, String endClass, int mode,
|
|---|
| 709 | boolean countLinks) throws Exception {
|
|---|
| 710 | OWLClassGraph graph = new OWLClassGraph(startClass, endClass);
|
|---|
| 711 | // mode = 2 & countLinks = true are recommended
|
|---|
| 712 | return graph.getPaths(this, mode, countLinks);
|
|---|
| 713 | }
|
|---|
| 714 |
|
|---|
| 715 | public String createSPARQL(Path path) throws Exception {
|
|---|
| 716 | return null;
|
|---|
| 717 | }
|
|---|
| 718 | */
|
|---|
| 719 |
|
|---|
| 720 | /*
|
|---|
| 721 | * private String executeSelect(String sparqlQuery) throws Exception {
|
|---|
| 722 | * HttpClient client = HttpClientBuilder.create().build(); HttpPost httppost
|
|---|
| 723 | * = new HttpPost(endpointURI); httppost.setHeader("Content-Type",
|
|---|
| 724 | * "application/x-www-form-urlencoded"); httppost.setHeader("Accept",
|
|---|
| 725 | * "application/sparql-results+xml"); List<NameValuePair> nvpList = new
|
|---|
| 726 | * ArrayList<NameValuePair>(); nvpList.add(new BasicNameValuePair("query",
|
|---|
| 727 | * sparqlQuery)); // nvpList.add(new BasicNameValuePair("format", //
|
|---|
| 728 | * outputFormat.getMime())); httppost.setEntity(new
|
|---|
| 729 | * UrlEncodedFormEntity(nvpList, Charset .forName("UTF-8"))); HttpResponse
|
|---|
| 730 | * response = client.execute(httppost); //
|
|---|
| 731 | * System.out.println("[StatusLine] " + response.getStatusLine());
|
|---|
| 732 | * HttpEntity entity = response.getEntity(); String entityString =
|
|---|
| 733 | * EntityUtils.toString(entity, "UTF-8"); return entityString; }
|
|---|
| 734 | */
|
|---|
| 735 |
|
|---|
| 736 | /**
|
|---|
| 737 | * 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� |
|---|
| 738 | * 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� |
|---|
| 739 | * <p>
|
|---|
| 740 | * 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�<br>
|
|---|
| 741 | * 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 <br>
|
|---|
| 742 | * </p>
|
|---|
| 743 | *
|
|---|
| 744 | * @param graphURIs
|
|---|
| 745 | * 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)
|
|---|
| 746 | * @param originInstance
|
|---|
| 747 | * 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�� |
|---|
| 748 | * @param limit
|
|---|
| 749 | * 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�
|
|---|
| 750 | * @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� |
|---|
| 751 | * @throws Exception
|
|---|
| 752 | * @since 28.01.2014
|
|---|
| 753 | */
|
|---|
| 754 | public InstanceLink[] getNextInstancesViaInstanceLink(String[] graphURIs,
|
|---|
| 755 | String originInstance, int limit) throws Exception {
|
|---|
| 756 | StringBuffer queryStr = new StringBuffer();
|
|---|
| 757 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 758 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 759 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 760 | queryStr.append("SELECT DISTINCT ?pf ?pr ?ins ?c \n");
|
|---|
| 761 | if (graphURIs != null) {
|
|---|
| 762 | for (String graphURI : graphURIs) {
|
|---|
| 763 | queryStr.append("FROM <");
|
|---|
| 764 | queryStr.append(graphURI);
|
|---|
| 765 | queryStr.append(">\n");
|
|---|
| 766 | }
|
|---|
| 767 | }
|
|---|
| 768 | queryStr.append("WHERE{\n");
|
|---|
| 769 | // queryStr.append(" { ?c rdf:type rdfs:Class. }\n UNION\n { ?c rdf:type owl:Class. }\n");
|
|---|
| 770 | queryStr.append(" ?ins rdf:type ?c.\n");
|
|---|
| 771 | queryStr.append(" { ?ins ?pr <");
|
|---|
| 772 | queryStr.append(originInstance);
|
|---|
| 773 | queryStr.append(">. }\n UNION { <");
|
|---|
| 774 | queryStr.append(originInstance);
|
|---|
| 775 | queryStr.append("> ?pf ?ins. }\n");
|
|---|
| 776 |
|
|---|
| 777 | queryStr.append(" FILTER (?c != rdf:Property)");
|
|---|
| 778 |
|
|---|
| 779 | queryStr.append("}\n");
|
|---|
| 780 | if (limit > 0) {
|
|---|
| 781 | queryStr.append("limit ");
|
|---|
| 782 | queryStr.append(limit);
|
|---|
| 783 | queryStr.append("\n");
|
|---|
| 784 | }
|
|---|
| 785 |
|
|---|
| 786 | // System.out.println(queryStr.toString());
|
|---|
| 787 |
|
|---|
| 788 | Query query = QueryFactory.create(queryStr.toString());
|
|---|
| 789 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
|---|
| 790 | query);
|
|---|
| 791 |
|
|---|
| 792 | ResultSet results = qexec.execSelect();
|
|---|
| 793 | HashMap<String, InstanceLink> insLinkMap = new HashMap<String, InstanceLink>();
|
|---|
| 794 | for (; results.hasNext();) {
|
|---|
| 795 | QuerySolution sol = results.next();
|
|---|
| 796 | Resource proForward = sol.getResource("pf");
|
|---|
| 797 | Resource proReverse = sol.getResource("pr");
|
|---|
| 798 | Resource ins = sol.getResource("ins");
|
|---|
| 799 | Resource cls = sol.getResource("c");
|
|---|
| 800 | Direction direction = null;
|
|---|
| 801 | String propURI = null;
|
|---|
| 802 | if (proForward != null) {
|
|---|
| 803 | if (proReverse != null) {
|
|---|
| 804 | direction = Direction.both;
|
|---|
| 805 | } else {
|
|---|
| 806 | direction = Direction.forward;
|
|---|
| 807 | }
|
|---|
| 808 | propURI = proForward.getURI();
|
|---|
| 809 | } else {
|
|---|
| 810 | direction = Direction.reverse;
|
|---|
| 811 | propURI = proReverse.getURI();
|
|---|
| 812 | }
|
|---|
| 813 | String clsURI = cls.getURI();
|
|---|
| 814 | String insURI = ins.getURI();
|
|---|
| 815 | String key = propURI + "\t" + insURI + "\t" + direction;
|
|---|
| 816 | if (insLinkMap.containsKey(key)) {
|
|---|
| 817 | InstanceLink insLink = insLinkMap.get(key);
|
|---|
| 818 | insLink.addLinkedClassURI(clsURI);
|
|---|
| 819 | } else {
|
|---|
| 820 | InstanceLink insLink = new InstanceLink(propURI, insURI,
|
|---|
| 821 | new String[] { clsURI }, direction);
|
|---|
| 822 | insLinkMap.put(key, insLink);
|
|---|
| 823 | }
|
|---|
| 824 | }
|
|---|
| 825 | qexec.close();
|
|---|
| 826 | Collection<InstanceLink> values = insLinkMap.values();
|
|---|
| 827 | return values.toArray(new InstanceLink[0]);
|
|---|
| 828 | }
|
|---|
| 829 |
|
|---|
| 830 | public LabelMap[] getLabels(String[] graphURIs, String[] resourceURIs,
|
|---|
| 831 | String language) throws Exception {
|
|---|
| 832 | if (resourceURIs == null || resourceURIs.length == 0) {
|
|---|
| 833 | return new LabelMap[0];
|
|---|
| 834 | }
|
|---|
| 835 | StringBuffer queryStr = new StringBuffer();
|
|---|
| 836 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 837 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 838 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 839 | queryStr.append("SELECT DISTINCT ?res ?label \n");
|
|---|
| 840 | if (graphURIs != null) {
|
|---|
| 841 | for (String graphURI : graphURIs) {
|
|---|
| 842 | queryStr.append("FROM <");
|
|---|
| 843 | queryStr.append(graphURI);
|
|---|
| 844 | queryStr.append(">\n");
|
|---|
| 845 | }
|
|---|
| 846 | }
|
|---|
| 847 | queryStr.append("WHERE{\n");
|
|---|
| 848 | queryStr.append(" ?res rdfs:label ?label.\n");
|
|---|
| 849 | queryStr.append(" FILTER(?res IN (");
|
|---|
| 850 | boolean f = false;
|
|---|
| 851 | for (String resourceURI : resourceURIs) {
|
|---|
| 852 | if (f) {
|
|---|
| 853 | queryStr.append(", ");
|
|---|
| 854 | }
|
|---|
| 855 | f = true;
|
|---|
| 856 | queryStr.append("<");
|
|---|
| 857 | queryStr.append(resourceURI);
|
|---|
| 858 | queryStr.append(">");
|
|---|
| 859 | }
|
|---|
| 860 | queryStr.append("))\n");
|
|---|
| 861 | queryStr.append("}");
|
|---|
| 862 |
|
|---|
| 863 | System.out.println(queryStr.toString());
|
|---|
| 864 |
|
|---|
| 865 | Query query = QueryFactory.create(queryStr.toString());
|
|---|
| 866 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
|---|
| 867 | query);
|
|---|
| 868 |
|
|---|
| 869 | ResultSet results = qexec.execSelect();
|
|---|
| 870 | HashMap<String, LabelMap> lMap = new HashMap<String, LabelMap>();
|
|---|
| 871 | for (; results.hasNext();) {
|
|---|
| 872 | QuerySolution sol = results.next();
|
|---|
| 873 | String uri = sol.getResource("res").getURI();
|
|---|
| 874 | Literal literal = sol.getLiteral("label");
|
|---|
| 875 | if (literal != null) {
|
|---|
| 876 | String label = literal.getString();
|
|---|
| 877 | String lang = literal.getLanguage();
|
|---|
| 878 | if (language != null && language.equals(lang)) {
|
|---|
| 879 | Label lbl = new Label(label, lang);
|
|---|
| 880 | if (lMap.containsKey(uri)) {
|
|---|
| 881 | LabelMap lm = lMap.get(uri);
|
|---|
| 882 | lm.addLabel(lbl);
|
|---|
| 883 | } else {
|
|---|
| 884 | LabelMap lm = new LabelMap(uri, new Label[] { lbl });
|
|---|
| 885 | lMap.put(uri, lm);
|
|---|
| 886 | }
|
|---|
| 887 | }
|
|---|
| 888 | }
|
|---|
| 889 | }
|
|---|
| 890 | return lMap.values().toArray(new LabelMap[0]);
|
|---|
| 891 | }
|
|---|
| 892 |
|
|---|
| 893 | public ClassLink[] countLinks(String[] graphURIs, String startClassURI,
|
|---|
| 894 | ClassLink[] classLinks) throws Exception {
|
|---|
| 895 | if (classLinks == null || classLinks.length == 0) {
|
|---|
| 896 | return new ClassLink[0];
|
|---|
| 897 | }
|
|---|
| 898 | for (ClassLink classLink : classLinks) {
|
|---|
| 899 | StringBuffer queryStr = new StringBuffer();
|
|---|
| 900 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 901 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 902 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 903 |
|
|---|
| 904 | queryStr.append("SELECT (COUNT(?os) AS ?numOfLinks) (COUNT(DISTINCT(?is)) AS ?numOfOriginInstances) (COUNT(DISTINCT(?os)) AS ?numOfLinkedInstances) \n");
|
|---|
| 905 | if (graphURIs != null) {
|
|---|
| 906 | for (String graphURI : graphURIs) {
|
|---|
| 907 | queryStr.append("FROM <");
|
|---|
| 908 | queryStr.append(graphURI);
|
|---|
| 909 | queryStr.append(">\n");
|
|---|
| 910 | }
|
|---|
| 911 | }
|
|---|
| 912 |
|
|---|
| 913 | queryStr.append("WHERE{\n");
|
|---|
| 914 | if (classLink.getDirection() == Direction.forward) {
|
|---|
| 915 | queryStr.append("?is rdf:type <");
|
|---|
| 916 | queryStr.append(startClassURI);
|
|---|
| 917 | queryStr.append(">.\n");
|
|---|
| 918 | queryStr.append("?os rdf:type <");
|
|---|
| 919 | queryStr.append(classLink.getLinkedClassURI());
|
|---|
| 920 | queryStr.append(">.\n");
|
|---|
| 921 | queryStr.append("?is <");
|
|---|
| 922 | queryStr.append(classLink.getPropertyURI());
|
|---|
| 923 | queryStr.append("> ?os.\n");
|
|---|
| 924 | queryStr.append("}");
|
|---|
| 925 | } else {
|
|---|
| 926 | if (classLink.getDirection() == Direction.forward) {
|
|---|
| 927 | queryStr.append("?os rdf:type <");
|
|---|
| 928 | queryStr.append(startClassURI);
|
|---|
| 929 | queryStr.append(">.\n");
|
|---|
| 930 | queryStr.append("?is rdf:type <");
|
|---|
| 931 | queryStr.append(classLink.getLinkedClassURI());
|
|---|
| 932 | queryStr.append(">.\n");
|
|---|
| 933 | queryStr.append("?is <");
|
|---|
| 934 | queryStr.append(classLink.getPropertyURI());
|
|---|
| 935 | queryStr.append("> ?os.\n");
|
|---|
| 936 | queryStr.append("}");
|
|---|
| 937 | } else {
|
|---|
| 938 | queryStr.append("?os rdf:type <");
|
|---|
| 939 | queryStr.append(startClassURI);
|
|---|
| 940 | queryStr.append(">.\n");
|
|---|
| 941 | queryStr.append("?is rdf:type <");
|
|---|
| 942 | queryStr.append(classLink.getLinkedClassURI());
|
|---|
| 943 | queryStr.append(">.\n");
|
|---|
| 944 | queryStr.append("{?is <");
|
|---|
| 945 | queryStr.append(classLink.getPropertyURI());
|
|---|
| 946 | queryStr.append("> ?os.}\n");
|
|---|
| 947 | queryStr.append("UNION\n");
|
|---|
| 948 | queryStr.append("{?os <");
|
|---|
| 949 | queryStr.append(classLink.getPropertyURI());
|
|---|
| 950 | queryStr.append("> ?is.}\n");
|
|---|
| 951 | queryStr.append("}");
|
|---|
| 952 | }
|
|---|
| 953 | }
|
|---|
| 954 | System.out.println(queryStr.toString());
|
|---|
| 955 |
|
|---|
| 956 | Query query = QueryFactory.create(queryStr.toString());
|
|---|
| 957 | QueryExecution qexec = QueryExecutionFactory.sparqlService(
|
|---|
| 958 | endpointURI, query);
|
|---|
| 959 |
|
|---|
| 960 | ResultSet results = qexec.execSelect();
|
|---|
| 961 | if (results.hasNext()) {
|
|---|
| 962 | QuerySolution sol = results.next();
|
|---|
| 963 | Literal lit = sol.getLiteral("numOfLinks");
|
|---|
| 964 | if (lit != null) {
|
|---|
| 965 | int numOfLinks = lit.getInt();
|
|---|
| 966 | classLink.setNumOfLinks(numOfLinks);
|
|---|
| 967 | }
|
|---|
| 968 | lit = sol.getLiteral("numOfLinkedInstances");
|
|---|
| 969 | if (lit != null) {
|
|---|
| 970 | int numOfLinkedInstances = lit.getInt();
|
|---|
| 971 | classLink.setNumOfLinkedInstances(numOfLinkedInstances);
|
|---|
| 972 | }
|
|---|
| 973 | lit = sol.getLiteral("numOfOriginInstances");
|
|---|
| 974 | if (lit != null) {
|
|---|
| 975 | int numOfOriginInstances = lit.getInt();
|
|---|
| 976 | classLink.setNumOfOriginInstances(numOfOriginInstances);
|
|---|
| 977 | }
|
|---|
| 978 | lit = sol.getLiteral("numOfOriginClassInstances");
|
|---|
| 979 | if (lit != null) {
|
|---|
| 980 | int numOfOriginClassInstances = lit.getInt();
|
|---|
| 981 | classLink
|
|---|
| 982 | .setNumOfOriginClassInstances(numOfOriginClassInstances);
|
|---|
| 983 | }
|
|---|
| 984 | lit = sol.getLiteral("numOfLinkedClassInstances");
|
|---|
| 985 | if (lit != null) {
|
|---|
| 986 | int numOfLinkedClassInstances = lit.getInt();
|
|---|
| 987 | classLink
|
|---|
| 988 | .setNumOfLinkedClassInstances(numOfLinkedClassInstances);
|
|---|
| 989 | }
|
|---|
| 990 | }
|
|---|
| 991 | qexec.close();
|
|---|
| 992 |
|
|---|
| 993 | // count instances
|
|---|
| 994 | queryStr = new StringBuffer();
|
|---|
| 995 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 996 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 997 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 998 |
|
|---|
| 999 | queryStr.append("SELECT (COUNT(?ics) AS ?numOfOriginClassInstances) \n");
|
|---|
| 1000 | if (graphURIs != null) {
|
|---|
| 1001 | for (String graphURI : graphURIs) {
|
|---|
| 1002 | queryStr.append("FROM <");
|
|---|
| 1003 | queryStr.append(graphURI);
|
|---|
| 1004 | queryStr.append(">\n");
|
|---|
| 1005 | }
|
|---|
| 1006 | }
|
|---|
| 1007 |
|
|---|
| 1008 | queryStr.append("WHERE{\n");
|
|---|
| 1009 | if (classLink.getDirection() == Direction.forward) {
|
|---|
| 1010 | queryStr.append("?ics rdf:type <");
|
|---|
| 1011 | queryStr.append(startClassURI);
|
|---|
| 1012 | queryStr.append(">.\n");
|
|---|
| 1013 | queryStr.append("}");
|
|---|
| 1014 | } else {
|
|---|
| 1015 | if (classLink.getDirection() == Direction.forward) {
|
|---|
| 1016 | queryStr.append("?ics rdf:type <");
|
|---|
| 1017 | queryStr.append(classLink.getLinkedClassURI());
|
|---|
| 1018 | queryStr.append(">.\n");
|
|---|
| 1019 | queryStr.append("}");
|
|---|
| 1020 | } else {
|
|---|
| 1021 | queryStr.append("?ics rdf:type <");
|
|---|
| 1022 | queryStr.append(classLink.getLinkedClassURI());
|
|---|
| 1023 | queryStr.append(">.\n");
|
|---|
| 1024 | queryStr.append("}");
|
|---|
| 1025 | }
|
|---|
| 1026 | }
|
|---|
| 1027 |
|
|---|
| 1028 | System.out.println(queryStr.toString());
|
|---|
| 1029 |
|
|---|
| 1030 | query = QueryFactory.create(queryStr.toString());
|
|---|
| 1031 | qexec = QueryExecutionFactory.sparqlService(endpointURI, query);
|
|---|
| 1032 |
|
|---|
| 1033 | results = qexec.execSelect();
|
|---|
| 1034 | if (results.hasNext()) {
|
|---|
| 1035 | QuerySolution sol = results.next();
|
|---|
| 1036 | Literal lit = null;
|
|---|
| 1037 | lit = sol.getLiteral("numOfOriginClassInstances");
|
|---|
| 1038 | if (lit != null) {
|
|---|
| 1039 | int numOfOriginClassInstances = lit.getInt();
|
|---|
| 1040 | classLink
|
|---|
| 1041 | .setNumOfOriginClassInstances(numOfOriginClassInstances);
|
|---|
| 1042 | }
|
|---|
| 1043 | }
|
|---|
| 1044 | qexec.close();
|
|---|
| 1045 |
|
|---|
| 1046 | // count instances
|
|---|
| 1047 | queryStr = new StringBuffer();
|
|---|
| 1048 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 1049 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 1050 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 1051 |
|
|---|
| 1052 | queryStr.append("SELECT (COUNT(?ocs) AS ?numOfLinkedClassInstances) \n");
|
|---|
| 1053 | if (graphURIs != null) {
|
|---|
| 1054 | for (String graphURI : graphURIs) {
|
|---|
| 1055 | queryStr.append("FROM <");
|
|---|
| 1056 | queryStr.append(graphURI);
|
|---|
| 1057 | queryStr.append(">\n");
|
|---|
| 1058 | }
|
|---|
| 1059 | }
|
|---|
| 1060 |
|
|---|
| 1061 | queryStr.append("WHERE{\n");
|
|---|
| 1062 | if (classLink.getDirection() == Direction.forward) {
|
|---|
| 1063 | queryStr.append("?ocs rdf:type <");
|
|---|
| 1064 | queryStr.append(classLink.getLinkedClassURI());
|
|---|
| 1065 | queryStr.append(">.\n");
|
|---|
| 1066 | queryStr.append("}");
|
|---|
| 1067 | } else {
|
|---|
| 1068 | if (classLink.getDirection() == Direction.forward) {
|
|---|
| 1069 | queryStr.append("?ocs rdf:type <");
|
|---|
| 1070 | queryStr.append(startClassURI);
|
|---|
| 1071 | queryStr.append(">.\n");
|
|---|
| 1072 | queryStr.append("}");
|
|---|
| 1073 | } else {
|
|---|
| 1074 | queryStr.append("?ocs rdf:type <");
|
|---|
| 1075 | queryStr.append(startClassURI);
|
|---|
| 1076 | queryStr.append(">.\n");
|
|---|
| 1077 | queryStr.append("}");
|
|---|
| 1078 | }
|
|---|
| 1079 | }
|
|---|
| 1080 |
|
|---|
| 1081 | System.out.println(queryStr.toString());
|
|---|
| 1082 |
|
|---|
| 1083 | query = QueryFactory.create(queryStr.toString());
|
|---|
| 1084 | qexec = QueryExecutionFactory.sparqlService(endpointURI, query);
|
|---|
| 1085 |
|
|---|
| 1086 | results = qexec.execSelect();
|
|---|
| 1087 | if (results.hasNext()) {
|
|---|
| 1088 | QuerySolution sol = results.next();
|
|---|
| 1089 | Literal lit = null;
|
|---|
| 1090 | lit = sol.getLiteral("numOfLinkedClassInstances");
|
|---|
| 1091 | if (lit != null) {
|
|---|
| 1092 | int numOfLinkedClassInstances = lit.getInt();
|
|---|
| 1093 | classLink
|
|---|
| 1094 | .setNumOfLinkedClassInstances(numOfLinkedClassInstances);
|
|---|
| 1095 | }
|
|---|
| 1096 | }
|
|---|
| 1097 | qexec.close();
|
|---|
| 1098 |
|
|---|
| 1099 | }
|
|---|
| 1100 | return classLinks;
|
|---|
| 1101 | }
|
|---|
| 1102 |
|
|---|
| 1103 | public SClass[] countInstances(String[] graphURIs, SClass[] classes)
|
|---|
| 1104 | throws Exception {
|
|---|
| 1105 | if (classes == null || classes.length == 0) {
|
|---|
| 1106 | return new SClass[0];
|
|---|
| 1107 | }
|
|---|
| 1108 | HashMap<String, SClass> classMap = new HashMap<String, SClass>();
|
|---|
| 1109 | for (SClass sc : classes) {
|
|---|
| 1110 | classMap.put(sc.getClassURI(), sc);
|
|---|
| 1111 | }
|
|---|
| 1112 | StringBuffer queryStr = new StringBuffer();
|
|---|
| 1113 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
|---|
| 1114 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
|---|
| 1115 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
|---|
| 1116 | queryStr.append("SELECT DISTINCT ?cls (COUNT(?is) AS ?numOfInstances)\n");
|
|---|
| 1117 | if (graphURIs != null) {
|
|---|
| 1118 | for (String graphURI : graphURIs) {
|
|---|
| 1119 | queryStr.append("FROM <");
|
|---|
| 1120 | queryStr.append(graphURI);
|
|---|
| 1121 | queryStr.append(">\n");
|
|---|
| 1122 | }
|
|---|
| 1123 | }
|
|---|
| 1124 | queryStr.append("WHERE{\n");
|
|---|
| 1125 | queryStr.append(" ?is rdf:type ?cls.\n");
|
|---|
| 1126 | queryStr.append(" FILTER(?cls IN (");
|
|---|
| 1127 | boolean f = false;
|
|---|
| 1128 | Set<String> clsSet = classMap.keySet();
|
|---|
| 1129 | for (String clsURI : clsSet) {
|
|---|
| 1130 | if (f) {
|
|---|
| 1131 | queryStr.append(", ");
|
|---|
| 1132 | }
|
|---|
| 1133 | f = true;
|
|---|
| 1134 | queryStr.append("<");
|
|---|
| 1135 | queryStr.append(clsURI);
|
|---|
| 1136 | queryStr.append(">");
|
|---|
| 1137 | }
|
|---|
| 1138 | queryStr.append("))\n");
|
|---|
| 1139 | queryStr.append("} GROUP BY ?cls");
|
|---|
| 1140 |
|
|---|
| 1141 | System.out.println(queryStr.toString());
|
|---|
| 1142 |
|
|---|
| 1143 | Query query = QueryFactory.create(queryStr.toString());
|
|---|
| 1144 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
|---|
| 1145 | query);
|
|---|
| 1146 |
|
|---|
| 1147 | ResultSet results = qexec.execSelect();
|
|---|
| 1148 | for (; results.hasNext();) {
|
|---|
| 1149 | QuerySolution sol = results.next();
|
|---|
| 1150 | String uri = sol.getResource("cls").getURI();
|
|---|
| 1151 | SClass sc = classMap.get(uri);
|
|---|
| 1152 | Literal lit = sol.getLiteral("numOfInstances");
|
|---|
| 1153 | if (lit != null) {
|
|---|
| 1154 | int numOfInstances = lit.getInt();
|
|---|
| 1155 | sc.setNumOfInstances(numOfInstances);
|
|---|
| 1156 | }
|
|---|
| 1157 | }
|
|---|
| 1158 | qexec.close();
|
|---|
| 1159 |
|
|---|
| 1160 | return classes;
|
|---|
| 1161 | }
|
|---|
| 1162 |
|
|---|
| 1163 | }
|
|---|