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 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 | * 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 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 | *
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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 = "EnglishCode";
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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 | OWLQueryBuilder builder = new OWLQueryBuilderImpl(sparqlEndpoint);
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63 |
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64 | /*
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65 | SClass[] clz = builder.getOWLClasses(graphURIs, keyword, false);
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66 | for (SClass cls : clz) {
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67 | System.out.println(cls);
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68 | }
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69 | clz = builder.countInstances(null, clz);
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70 | for (SClass cls : clz) {
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71 | System.out.println(cls);
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72 | }
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73 | */
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74 | System.out.println("CLS");
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75 |
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76 | String uri = "http://purl.jp/bio/10/lsd/ontology/201209#EnglishEntry";
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77 |
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78 | ClassLink[] cls = builder.getNextClass(null, uri, 100, false);
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79 |
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80 | if (cls != null) {
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81 | for (ClassLink cl : cls) {
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82 | System.out.println(cl.toString());
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83 | }
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84 | cls = builder.countLinks(null, uri, cls);
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85 | for (ClassLink cl : cls) {
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86 | System.out.println(cl.toString());
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87 | }
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88 | }
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89 | /*
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90 | System.out.println("CLS-INS");
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91 | cls = builder.getNextClassViaInstanceLink(null, clz[0].getClassURI(),
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92 | 100);
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93 | if (cls != null) {
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94 | for (ClassLink cl : cls) {
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95 | System.out.println(cl.toString());
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96 | }
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97 | }
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98 |
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99 | System.out.println("Instances");
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100 | Instance[] ins = builder.getInstances(null, "\"A.C. Reed\"@en");
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101 | if (ins != null) {
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102 | for (Instance in : ins) {
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103 | System.out.println(in.toString());
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104 | }
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105 | }
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106 | */
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107 | /*
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108 | * System.out.println("INS-INS"); ins = builder.getInstances(null,
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109 | * "\"A.C. Reed\"@en"); InstanceLink[] iLinks =
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110 | * builder.getNextInstancesViaInstanceLink(null,
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111 | * ins[0].getInstanceURI(), 100);
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112 | *
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113 | * if (iLinks != null) { for (InstanceLink in : iLinks) {
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114 | * System.out.println(in.toString()); } }
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115 | */
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116 | }
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117 |
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118 |
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119 |
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120 |
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121 | /**
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122 | * 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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123 | * <p>
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124 | * 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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125 | * </p>
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126 | *
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127 | * @param graphURIs
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128 | * 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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129 | * @param keyword
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130 | * ��ull繧�ゥコ譁�ュ励�荳榊庄�� |
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131 | * @return 繧ッ繝ゥ繧ケURI縺ョ驟榊�
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132 | * @throws Exception
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133 | * @since 28.01.2014
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134 | */
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135 | public SClass[] getOWLClasses(String[] graphURIs, String keyword,
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136 | boolean countInstances) throws Exception {
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137 | StringBuffer queryStr = new StringBuffer();
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138 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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139 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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140 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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141 | if (countInstances) {
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142 | queryStr.append("SELECT DISTINCT ?c ?pLabel (COUNT(?i) AS ?numOfInstances)\n");
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143 | } else {
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144 | queryStr.append("SELECT DISTINCT ?c ?pLabel \n");
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145 | }
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146 | if (graphURIs != null) {
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147 | for (String graphURI : graphURIs) {
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148 | queryStr.append("FROM <");
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149 | queryStr.append(graphURI);
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150 | queryStr.append(">\n");
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151 | }
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152 | }
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153 | queryStr.append("WHERE{\n");
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154 |
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155 | //
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156 | queryStr.append(" {?c rdf:type rdfs:Class} UNION {?c rdf:type owl:Class}\n");
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157 | // queryStr.append(" ?i rdf:type ?c.\n");
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158 |
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159 |
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160 |
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161 | if (countInstances) {
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162 | queryStr.append(" ?c rdfs:label ?label.\n");
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163 | }
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164 | queryStr.append(" ?c rdfs:label ?pLabel.\n");
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165 | if (countInstances) {
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166 | queryStr.append(" ?i rdf:type ?c.\n");
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167 | }
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168 | // queryStr.append(" ?c rdfs:label ");
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169 | // queryStr.append(keyword);
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170 | // queryStr.append(".");
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171 | if (keyword != null && keyword.length() != 0) {
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172 | queryStr.append(" FILTER (\n");
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173 | queryStr.append(" REGEX( ?label , \"");
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174 | queryStr.append(keyword);
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175 | queryStr.append("\" , \"i\" )\n");
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176 | queryStr.append(" )\n");
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177 | }
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178 | if (countInstances) {
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179 | queryStr.append("} GROUP BY ?c ?pLabel");
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180 | } else {
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181 | queryStr.append("}");
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182 | }
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183 | System.out.println(queryStr.toString());
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184 |
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185 | Query query = QueryFactory.create(queryStr.toString());
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186 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
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187 | query);
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188 |
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189 | ResultSet results = qexec.execSelect();
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190 | HashMap<String, SClass> classMap = new HashMap<String, SClass>();
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191 | for (; results.hasNext();) {
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192 | QuerySolution sol = results.next();
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193 | Resource res = sol.getResource("c");
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194 | if (res != null) {
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195 | String uri = res.getURI();
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196 | int numOfInstances = 0;
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197 | if (countInstances) {
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198 | numOfInstances = sol.getLiteral("numOfInstances").getInt();
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199 | }
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200 | // System.out.println(numOfInstances);
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201 | Literal labelLiteral = sol.getLiteral("pLabel");
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202 | SClass sClass = null;
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203 | if (classMap.containsKey(uri)) {
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204 | sClass = classMap.get(uri);
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205 | } else {
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206 | sClass = new SClass(uri, null, numOfInstances);
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207 | classMap.put(uri, sClass);
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208 | }
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209 | if (labelLiteral != null) {
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210 | String label = labelLiteral.getString();
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211 | String lang = labelLiteral.getLanguage();
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212 | sClass.addLabel(new Label(label, lang));
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213 | }
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214 | }
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215 | }
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216 | qexec.close();
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217 | return classMap.values().toArray(new SClass[0]);
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218 | }
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219 |
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220 | /**
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221 | * 縲繧、繝ウ繧ケ繧ソ繝ウ繧ケ繧貞叙蠕励☆繧� |
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222 | * <p>
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223 | * 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>
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224 | * 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>
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225 | * </p>
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226 | *
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227 | * @param graphURIs
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228 | * 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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229 | * @param keyword
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230 | * ��ull繧�ゥコ譁�ュ励�荳榊庄�� |
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231 | * @return 繧ッ繝ゥ繧ケURI縺ョ驟榊�
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232 | * @throws Exception
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233 | * @since 28.01.2014
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234 | */
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235 | public Instance[] getInstances(String[] graphURIs, String keyword)
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236 | throws Exception {
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237 | StringBuffer queryStr = new StringBuffer();
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238 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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239 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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240 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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241 | queryStr.append("SELECT DISTINCT ?ins ?c \n");
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242 | if (graphURIs != null) {
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243 | for (String graphURI : graphURIs) {
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244 | queryStr.append("FROM <");
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245 | queryStr.append(graphURI);
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246 | queryStr.append(">\n");
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247 | }
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248 | }
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249 | queryStr.append("WHERE{\n");
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250 | // queryStr.append(" {?c rdf:type rdfs:Class} UNION {?c rdf:type owl:Class}\n");
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251 |
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252 | queryStr.append(" ?ins rdf:type ?c.\n");
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253 | queryStr.append(" ?ins rdfs:label ");
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254 | queryStr.append(keyword);
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255 | queryStr.append(".\n");
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256 | queryStr.append(" FILTER (?c != rdf:Property)");
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257 | queryStr.append("}");
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258 |
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259 | // System.out.println(queryStr.toString());
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260 |
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261 | Query query = QueryFactory.create(queryStr.toString());
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262 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
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263 | query);
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264 |
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265 | ResultSet results = qexec.execSelect();
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266 | HashMap<String, HashSet<String>> instanceMap = new HashMap<String, HashSet<String>>();
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267 | for (; results.hasNext();) {
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268 | QuerySolution sol = results.next();
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269 | Resource cls = sol.getResource("c");
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270 | Resource ins = sol.getResource("ins");
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271 | String clsURI = cls.getURI();
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272 | String insURI = ins.getURI();
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273 | if (instanceMap.containsKey(insURI)) {
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274 | HashSet<String> classes = instanceMap.get(insURI);
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275 | classes.add(clsURI);
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276 | } else {
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277 | HashSet<String> classes = new HashSet<String>();
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278 | instanceMap.put(insURI, classes);
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279 | classes.add(clsURI);
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280 | }
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281 | }
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282 | qexec.close();
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283 | Set<String> keySet = instanceMap.keySet();
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284 | ArrayList<Instance> instanceList = new ArrayList<Instance>();
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285 | for (String key : keySet) {
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286 | Instance ins = new Instance(key, instanceMap.get(key).toArray(
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287 | new String[0]));
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288 | instanceList.add(ins);
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289 | }
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290 | return instanceList.toArray(new Instance[0]);
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291 | }
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292 |
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293 | /**
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294 | * 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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295 | * 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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296 | * <p>
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297 | * 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>
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298 | * <br>
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299 | * </p>
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300 | *
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301 | * @param graphURIs
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302 | * 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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303 | * @param originClass
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304 | * 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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305 | * @param limit
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306 | * 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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307 | * @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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308 | * @throws Exception
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309 | * @since 28.01.2014
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310 | */
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311 | public ClassLink[] getNextClass(String[] graphURIs, String originClass,
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312 | int limit, boolean countLinks) throws Exception {
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313 | ClassLink[] cLinks = getNextClassSub(graphURIs, originClass, limit, false);
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314 | if( countLinks ){
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315 | cLinks = countLinks(graphURIs, originClass, cLinks);
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316 | }
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317 | return cLinks;
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318 | }
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319 |
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320 | private ClassLink[] getNextClassSub(String[] graphURIs, String originClass,
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321 | int limit, boolean countLinks) throws Exception {
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322 | StringBuffer queryStr = new StringBuffer();
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323 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
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324 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
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325 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
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326 |
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327 | // SELECT
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328 | if (countLinks) {
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329 | queryStr.append("SELECT DISTINCT ?p ?pDirection ?c (COUNT(?s) AS ?numOfLinks) \n");
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330 | } else {
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331 | queryStr.append("SELECT DISTINCT ?p ?pDirection ?c \n");
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332 | }
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333 |
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334 | if (graphURIs != null) {
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335 | for (String graphURI : graphURIs) {
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336 | queryStr.append("FROM <");
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337 | queryStr.append(graphURI);
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338 | queryStr.append(">\n");
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339 | }
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340 | }
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341 | queryStr.append("WHERE{\n");
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342 | // queryStr.append(" { ?c rdf:type rdfs:Class. }\n UNION\n { ?c rdf:type owl:Class. }\n");
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343 | queryStr.append(" { ?p rdfs:domain <");
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344 | queryStr.append(originClass);
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345 | queryStr.append(">.\n ?p rdfs:range ?c.\n");
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346 |
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347 | if (countLinks) {
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348 | queryStr.append(" ?o ?p ?s.");
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349 | } else {
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350 | queryStr.append("filter(exists{\n");
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351 | queryStr.append(" ?o rdf:type ?c.\n");
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352 | queryStr.append(" ?s rdf:type <");
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353 | queryStr.append(originClass);
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354 | queryStr.append(">.\n");
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355 | queryStr.append(" ?s ?p ?o.})\n");
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356 | }
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357 |
|
---|
358 | queryStr.append("}\n UNION\n");
|
---|
359 | queryStr.append(" { ?p rdfs:range <");
|
---|
360 | queryStr.append(originClass);
|
---|
361 | queryStr.append(">.\n");
|
---|
362 | queryStr.append(" ?p rdfs:domain ?c.\n");
|
---|
363 |
|
---|
364 | if (countLinks) {
|
---|
365 | queryStr.append(" ?s ?p ?o.");
|
---|
366 | } else {
|
---|
367 | queryStr.append("filter(exists{\n");
|
---|
368 | queryStr.append(" ?s rdf:type ?c.\n");
|
---|
369 | queryStr.append(" ?o rdf:type <");
|
---|
370 | queryStr.append(originClass);
|
---|
371 | queryStr.append(">.\n");
|
---|
372 | queryStr.append(" ?s ?p ?o.})\n");
|
---|
373 | }
|
---|
374 |
|
---|
375 | queryStr.append("}\n");
|
---|
376 |
|
---|
377 | queryStr.append(" ?p ?pDirection ?c.\n");
|
---|
378 |
|
---|
379 | queryStr.append(" ?s rdf:type ?c.\n");
|
---|
380 |
|
---|
381 | if (countLinks) {
|
---|
382 | queryStr.append("}\nGROUP BY ?p ?pDirection ?c\n");
|
---|
383 | } else {
|
---|
384 | queryStr.append("}\n");
|
---|
385 | }
|
---|
386 | if (limit > 0) {
|
---|
387 | queryStr.append("limit ");
|
---|
388 | queryStr.append(limit);
|
---|
389 | queryStr.append("\n");
|
---|
390 | }
|
---|
391 |
|
---|
392 | System.out.println(queryStr.toString());
|
---|
393 |
|
---|
394 | Query query = QueryFactory.create(queryStr.toString());
|
---|
395 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
396 | query);
|
---|
397 |
|
---|
398 | ResultSet results = qexec.execSelect();
|
---|
399 | ArrayList<ClassLink> solCLs = new ArrayList<ClassLink>();
|
---|
400 | for (; results.hasNext();) {
|
---|
401 | QuerySolution sol = results.next();
|
---|
402 | Resource pro = sol.getResource("p");
|
---|
403 | if (pro != null) {
|
---|
404 | Resource cls = sol.getResource("c");
|
---|
405 | Resource dir = sol.getResource("pDirection");
|
---|
406 | String proURI = pro.getURI();
|
---|
407 | String clsURI = cls.getURI();
|
---|
408 | String dirURI = dir.getURI();
|
---|
409 |
|
---|
410 | // System.out.println(pro.getURI() + " " + cls.getURI() + " " +
|
---|
411 | // dir.getURI());
|
---|
412 |
|
---|
413 | Direction direction = null;
|
---|
414 | if (dirURI
|
---|
415 | .equals("http://www.w3.org/2000/01/rdf-schema#domain")
|
---|
416 | || dirURI.equals("rdfs:domain")) {
|
---|
417 | direction = Direction.reverse;
|
---|
418 | }
|
---|
419 | if (dirURI.equals("http://www.w3.org/2000/01/rdf-schema#range")
|
---|
420 | || dirURI.equals("rdfs:range")) {
|
---|
421 | if (direction != null) {
|
---|
422 | direction = Direction.both;
|
---|
423 | } else {
|
---|
424 | direction = Direction.forward;
|
---|
425 | }
|
---|
426 | }
|
---|
427 | // System.out.println(direction);
|
---|
428 | int numOfLinks = 0;
|
---|
429 | if (countLinks) {
|
---|
430 | numOfLinks = sol.getLiteral("numOfLinks").getInt();
|
---|
431 | }
|
---|
432 | ClassLink cl = new ClassLink(proURI, clsURI, direction,
|
---|
433 | numOfLinks);
|
---|
434 | solCLs.add(cl);
|
---|
435 | }
|
---|
436 | }
|
---|
437 | qexec.close();
|
---|
438 | return solCLs.toArray(new ClassLink[0]);
|
---|
439 | }
|
---|
440 |
|
---|
441 | /**
|
---|
442 | * 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� |
---|
443 | * 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� |
---|
444 | * <p>
|
---|
445 | * 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>
|
---|
446 | * 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>
|
---|
447 | * </p>
|
---|
448 | *
|
---|
449 | * @param graphURIs
|
---|
450 | * 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)
|
---|
451 | * @param originClass
|
---|
452 | * 襍キ轤ケ縺ィ縺ェ繧九け繝ゥ繧ケ縺ョURI縲��ull荳榊庄�� |
---|
453 | * @param limit
|
---|
454 | * 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�
|
---|
455 | * @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� |
---|
456 | * @throws Exception
|
---|
457 | * @since 28.01.2014
|
---|
458 | */
|
---|
459 | public ClassLink[] getNextClassViaInstanceLink(String[] graphURIs,
|
---|
460 | String originClass, int limit) throws Exception {
|
---|
461 | StringBuffer queryStr = new StringBuffer();
|
---|
462 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
463 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
464 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
465 | queryStr.append("SELECT DISTINCT ?pf ?pr ?c \n");
|
---|
466 | if (graphURIs != null) {
|
---|
467 | for (String graphURI : graphURIs) {
|
---|
468 | queryStr.append("FROM <");
|
---|
469 | queryStr.append(graphURI);
|
---|
470 | queryStr.append(">\n");
|
---|
471 | }
|
---|
472 | }
|
---|
473 | queryStr.append("WHERE{\n");
|
---|
474 | queryStr.append(" ?ins rdf:type ?c.\n");
|
---|
475 | queryStr.append(" ?insOrg rdf:type <");
|
---|
476 | queryStr.append(originClass);
|
---|
477 | queryStr.append(">.\n");
|
---|
478 | queryStr.append(" { ?ins ?pr ?insOrg. }\n UNION { ?insOrg ?pf ?ins. }\n");
|
---|
479 | queryStr.append("}\n");
|
---|
480 | if (limit > 0) {
|
---|
481 | queryStr.append("limit ");
|
---|
482 | queryStr.append(limit);
|
---|
483 | queryStr.append("\n");
|
---|
484 | }
|
---|
485 |
|
---|
486 | // System.out.println(queryStr.toString());
|
---|
487 |
|
---|
488 | Query query = QueryFactory.create(queryStr.toString());
|
---|
489 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
490 | query);
|
---|
491 |
|
---|
492 | ResultSet results = qexec.execSelect();
|
---|
493 | ArrayList<ClassLink> solCLs = new ArrayList<ClassLink>();
|
---|
494 | for (; results.hasNext();) {
|
---|
495 | QuerySolution sol = results.next();
|
---|
496 | Resource proForward = sol.getResource("pf");
|
---|
497 | Resource proReverse = sol.getResource("pr");
|
---|
498 | Resource cls = sol.getResource("c");
|
---|
499 | Direction direction = null;
|
---|
500 | String propURI = null;
|
---|
501 | if (proForward != null) {
|
---|
502 | if (proReverse != null) {
|
---|
503 | direction = Direction.both;
|
---|
504 | } else {
|
---|
505 | direction = Direction.forward;
|
---|
506 | }
|
---|
507 | propURI = proForward.getURI();
|
---|
508 | } else {
|
---|
509 | direction = Direction.reverse;
|
---|
510 | propURI = proReverse.getURI();
|
---|
511 | }
|
---|
512 | String clsURI = cls.getURI();
|
---|
513 | // System.out.println(propURI + " " + clsURI + " " + direction);
|
---|
514 |
|
---|
515 | ClassLink cl = new ClassLink(propURI, clsURI, direction, 0);
|
---|
516 | solCLs.add(cl);
|
---|
517 | }
|
---|
518 | qexec.close();
|
---|
519 | return solCLs.toArray(new ClassLink[0]);
|
---|
520 | }
|
---|
521 |
|
---|
522 | public Path[] getPaths(String startClass, String endClass, int mode,
|
---|
523 | boolean countLinks) throws Exception {
|
---|
524 | OWLClassGraph graph = new OWLClassGraph(startClass, endClass);
|
---|
525 | return graph.getPaths(this, mode, countLinks);
|
---|
526 | }
|
---|
527 |
|
---|
528 | public String createSPARQL(Path path) throws Exception {
|
---|
529 | return null;
|
---|
530 | }
|
---|
531 |
|
---|
532 | /*
|
---|
533 | * private String executeSelect(String sparqlQuery) throws Exception {
|
---|
534 | * HttpClient client = HttpClientBuilder.create().build(); HttpPost httppost
|
---|
535 | * = new HttpPost(endpointURI); httppost.setHeader("Content-Type",
|
---|
536 | * "application/x-www-form-urlencoded"); httppost.setHeader("Accept",
|
---|
537 | * "application/sparql-results+xml"); List<NameValuePair> nvpList = new
|
---|
538 | * ArrayList<NameValuePair>(); nvpList.add(new BasicNameValuePair("query",
|
---|
539 | * sparqlQuery)); // nvpList.add(new BasicNameValuePair("format", //
|
---|
540 | * outputFormat.getMime())); httppost.setEntity(new
|
---|
541 | * UrlEncodedFormEntity(nvpList, Charset .forName("UTF-8"))); HttpResponse
|
---|
542 | * response = client.execute(httppost); //
|
---|
543 | * System.out.println("[StatusLine] " + response.getStatusLine());
|
---|
544 | * HttpEntity entity = response.getEntity(); String entityString =
|
---|
545 | * EntityUtils.toString(entity, "UTF-8"); return entityString; }
|
---|
546 | */
|
---|
547 |
|
---|
548 | /**
|
---|
549 | * 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� |
---|
550 | * 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� |
---|
551 | * <p>
|
---|
552 | * 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>
|
---|
553 | * 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>
|
---|
554 | * </p>
|
---|
555 | *
|
---|
556 | * @param graphURIs
|
---|
557 | * 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)
|
---|
558 | * @param originInstance
|
---|
559 | * 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�� |
---|
560 | * @param limit
|
---|
561 | * 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�
|
---|
562 | * @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� |
---|
563 | * @throws Exception
|
---|
564 | * @since 28.01.2014
|
---|
565 | */
|
---|
566 | public InstanceLink[] getNextInstancesViaInstanceLink(String[] graphURIs,
|
---|
567 | String originInstance, int limit) throws Exception {
|
---|
568 | StringBuffer queryStr = new StringBuffer();
|
---|
569 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
570 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
571 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
572 | queryStr.append("SELECT DISTINCT ?pf ?pr ?ins ?c \n");
|
---|
573 | if (graphURIs != null) {
|
---|
574 | for (String graphURI : graphURIs) {
|
---|
575 | queryStr.append("FROM <");
|
---|
576 | queryStr.append(graphURI);
|
---|
577 | queryStr.append(">\n");
|
---|
578 | }
|
---|
579 | }
|
---|
580 | queryStr.append("WHERE{\n");
|
---|
581 | // queryStr.append(" { ?c rdf:type rdfs:Class. }\n UNION\n { ?c rdf:type owl:Class. }\n");
|
---|
582 | queryStr.append(" ?ins rdf:type ?c.\n");
|
---|
583 | queryStr.append(" { ?ins ?pr <");
|
---|
584 | queryStr.append(originInstance);
|
---|
585 | queryStr.append(">. }\n UNION { <");
|
---|
586 | queryStr.append(originInstance);
|
---|
587 | queryStr.append("> ?pf ?ins. }\n");
|
---|
588 |
|
---|
589 | queryStr.append(" FILTER (?c != rdf:Property)");
|
---|
590 |
|
---|
591 | queryStr.append("}\n");
|
---|
592 | if (limit > 0) {
|
---|
593 | queryStr.append("limit ");
|
---|
594 | queryStr.append(limit);
|
---|
595 | queryStr.append("\n");
|
---|
596 | }
|
---|
597 |
|
---|
598 | // System.out.println(queryStr.toString());
|
---|
599 |
|
---|
600 | Query query = QueryFactory.create(queryStr.toString());
|
---|
601 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
602 | query);
|
---|
603 |
|
---|
604 | ResultSet results = qexec.execSelect();
|
---|
605 | HashMap<String, InstanceLink> insLinkMap = new HashMap<String, InstanceLink>();
|
---|
606 | for (; results.hasNext();) {
|
---|
607 | QuerySolution sol = results.next();
|
---|
608 | Resource proForward = sol.getResource("pf");
|
---|
609 | Resource proReverse = sol.getResource("pr");
|
---|
610 | Resource ins = sol.getResource("ins");
|
---|
611 | Resource cls = sol.getResource("c");
|
---|
612 | Direction direction = null;
|
---|
613 | String propURI = null;
|
---|
614 | if (proForward != null) {
|
---|
615 | if (proReverse != null) {
|
---|
616 | direction = Direction.both;
|
---|
617 | } else {
|
---|
618 | direction = Direction.forward;
|
---|
619 | }
|
---|
620 | propURI = proForward.getURI();
|
---|
621 | } else {
|
---|
622 | direction = Direction.reverse;
|
---|
623 | propURI = proReverse.getURI();
|
---|
624 | }
|
---|
625 | String clsURI = cls.getURI();
|
---|
626 | String insURI = ins.getURI();
|
---|
627 | String key = propURI + "\t" + insURI + "\t" + direction;
|
---|
628 | if (insLinkMap.containsKey(key)) {
|
---|
629 | InstanceLink insLink = insLinkMap.get(key);
|
---|
630 | insLink.addLinkedClassURI(clsURI);
|
---|
631 | } else {
|
---|
632 | InstanceLink insLink = new InstanceLink(propURI, insURI,
|
---|
633 | new String[] { clsURI }, direction);
|
---|
634 | insLinkMap.put(key, insLink);
|
---|
635 | }
|
---|
636 | }
|
---|
637 | qexec.close();
|
---|
638 | Collection<InstanceLink> values = insLinkMap.values();
|
---|
639 | return values.toArray(new InstanceLink[0]);
|
---|
640 | }
|
---|
641 |
|
---|
642 | public LabelMap[] getLabels(String[] graphURIs, String[] resourceURIs,
|
---|
643 | String language) throws Exception {
|
---|
644 | if (resourceURIs == null || resourceURIs.length == 0) {
|
---|
645 | return new LabelMap[0];
|
---|
646 | }
|
---|
647 | StringBuffer queryStr = new StringBuffer();
|
---|
648 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
649 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
650 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
651 | queryStr.append("SELECT DISTINCT ?res ?label \n");
|
---|
652 | if (graphURIs != null) {
|
---|
653 | for (String graphURI : graphURIs) {
|
---|
654 | queryStr.append("FROM <");
|
---|
655 | queryStr.append(graphURI);
|
---|
656 | queryStr.append(">\n");
|
---|
657 | }
|
---|
658 | }
|
---|
659 | queryStr.append("WHERE{\n");
|
---|
660 | queryStr.append(" ?res rdfs:label ?label.\n");
|
---|
661 | queryStr.append(" FILTER(?res IN (");
|
---|
662 | boolean f = false;
|
---|
663 | for (String resourceURI : resourceURIs) {
|
---|
664 | if (f) {
|
---|
665 | queryStr.append(", ");
|
---|
666 | }
|
---|
667 | f = true;
|
---|
668 | queryStr.append("<");
|
---|
669 | queryStr.append(resourceURI);
|
---|
670 | queryStr.append(">");
|
---|
671 | }
|
---|
672 | queryStr.append("))\n");
|
---|
673 | queryStr.append("}");
|
---|
674 |
|
---|
675 | System.out.println(queryStr.toString());
|
---|
676 |
|
---|
677 | Query query = QueryFactory.create(queryStr.toString());
|
---|
678 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
679 | query);
|
---|
680 |
|
---|
681 | ResultSet results = qexec.execSelect();
|
---|
682 | HashMap<String, LabelMap> lMap = new HashMap<String, LabelMap>();
|
---|
683 | for (; results.hasNext();) {
|
---|
684 | QuerySolution sol = results.next();
|
---|
685 | String uri = sol.getResource("res").getURI();
|
---|
686 | Literal literal = sol.getLiteral("label");
|
---|
687 | if (literal != null) {
|
---|
688 | String label = literal.getString();
|
---|
689 | String lang = literal.getLanguage();
|
---|
690 | if (language != null && language.equals(lang)) {
|
---|
691 | Label lbl = new Label(label, lang);
|
---|
692 | if (lMap.containsKey(uri)) {
|
---|
693 | LabelMap lm = lMap.get(uri);
|
---|
694 | lm.addLabel(lbl);
|
---|
695 | } else {
|
---|
696 | LabelMap lm = new LabelMap(uri, new Label[] { lbl });
|
---|
697 | lMap.put(uri, lm);
|
---|
698 | }
|
---|
699 | }
|
---|
700 | }
|
---|
701 | }
|
---|
702 | return lMap.values().toArray(new LabelMap[0]);
|
---|
703 | }
|
---|
704 |
|
---|
705 | public ClassLink[] countLinks(String[] graphURIs, String startClassURI,
|
---|
706 | ClassLink[] classLinks) throws Exception {
|
---|
707 | if (classLinks == null || classLinks.length == 0) {
|
---|
708 | return new ClassLink[0];
|
---|
709 | }
|
---|
710 | for (ClassLink classLink : classLinks) {
|
---|
711 | StringBuffer queryStr = new StringBuffer();
|
---|
712 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
713 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
714 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
715 |
|
---|
716 | queryStr.append("SELECT (COUNT(?os) AS ?numOfLinks) \n");
|
---|
717 | if (graphURIs != null) {
|
---|
718 | for (String graphURI : graphURIs) {
|
---|
719 | queryStr.append("FROM <");
|
---|
720 | queryStr.append(graphURI);
|
---|
721 | queryStr.append(">\n");
|
---|
722 | }
|
---|
723 | }
|
---|
724 |
|
---|
725 | queryStr.append("WHERE{\n");
|
---|
726 | if (classLink.getDirection() == Direction.forward) {
|
---|
727 | queryStr.append("?is rdf:type <");
|
---|
728 | queryStr.append(startClassURI);
|
---|
729 | queryStr.append(">.\n");
|
---|
730 | queryStr.append("?os rdf:type <");
|
---|
731 | queryStr.append(classLink.getLinkedClassURI());
|
---|
732 | queryStr.append(">.\n");
|
---|
733 | queryStr.append("?is <");
|
---|
734 | queryStr.append(classLink.getPropertyURI());
|
---|
735 | queryStr.append("> ?os.\n");
|
---|
736 | queryStr.append("}");
|
---|
737 | } else {
|
---|
738 | if (classLink.getDirection() == Direction.forward) {
|
---|
739 | queryStr.append("?os rdf:type <");
|
---|
740 | queryStr.append(startClassURI);
|
---|
741 | queryStr.append(">.\n");
|
---|
742 | queryStr.append("?is rdf:type <");
|
---|
743 | queryStr.append(classLink.getLinkedClassURI());
|
---|
744 | queryStr.append(">.\n");
|
---|
745 | queryStr.append("?is <");
|
---|
746 | queryStr.append(classLink.getPropertyURI());
|
---|
747 | queryStr.append("> ?os.\n");
|
---|
748 | queryStr.append("}");
|
---|
749 | } else {
|
---|
750 | queryStr.append("?os rdf:type <");
|
---|
751 | queryStr.append(startClassURI);
|
---|
752 | queryStr.append(">.\n");
|
---|
753 | queryStr.append("?is rdf:type <");
|
---|
754 | queryStr.append(classLink.getLinkedClassURI());
|
---|
755 | queryStr.append(">.\n");
|
---|
756 | queryStr.append("{?is <");
|
---|
757 | queryStr.append(classLink.getPropertyURI());
|
---|
758 | queryStr.append("> ?os.}\n");
|
---|
759 | queryStr.append("UNION\n");
|
---|
760 | queryStr.append("{?os <");
|
---|
761 | queryStr.append(classLink.getPropertyURI());
|
---|
762 | queryStr.append("> ?is.}\n");
|
---|
763 | queryStr.append("}");
|
---|
764 | }
|
---|
765 | }
|
---|
766 | System.out.println(queryStr.toString());
|
---|
767 |
|
---|
768 | Query query = QueryFactory.create(queryStr.toString());
|
---|
769 | QueryExecution qexec = QueryExecutionFactory.sparqlService(
|
---|
770 | endpointURI, query);
|
---|
771 |
|
---|
772 | ResultSet results = qexec.execSelect();
|
---|
773 | if (results.hasNext()) {
|
---|
774 | QuerySolution sol = results.next();
|
---|
775 | Literal lit = sol.getLiteral("numOfLinks");
|
---|
776 | if (lit != null) {
|
---|
777 | int numOfLinks = lit.getInt();
|
---|
778 | classLink.setNumOfLinks(numOfLinks);
|
---|
779 | }
|
---|
780 | }
|
---|
781 | qexec.close();
|
---|
782 | }
|
---|
783 | return classLinks;
|
---|
784 | }
|
---|
785 |
|
---|
786 | public SClass[] countInstances(String[] graphURIs, SClass[] classes)
|
---|
787 | throws Exception {
|
---|
788 | if (classes == null || classes.length == 0) {
|
---|
789 | return new SClass[0];
|
---|
790 | }
|
---|
791 | HashMap<String, SClass> classMap = new HashMap<String, SClass>();
|
---|
792 | for (SClass sc : classes) {
|
---|
793 | classMap.put(sc.getClassURI(), sc);
|
---|
794 | }
|
---|
795 | StringBuffer queryStr = new StringBuffer();
|
---|
796 | queryStr.append("PREFIX owl: <http://www.w3.org/2002/07/owl#>\n");
|
---|
797 | queryStr.append("PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>\n");
|
---|
798 | queryStr.append("PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>\n");
|
---|
799 | queryStr.append("SELECT DISTINCT ?cls (COUNT(?is) AS ?numOfInstances)\n");
|
---|
800 | if (graphURIs != null) {
|
---|
801 | for (String graphURI : graphURIs) {
|
---|
802 | queryStr.append("FROM <");
|
---|
803 | queryStr.append(graphURI);
|
---|
804 | queryStr.append(">\n");
|
---|
805 | }
|
---|
806 | }
|
---|
807 | queryStr.append("WHERE{\n");
|
---|
808 | queryStr.append(" ?is rdf:type ?cls.\n");
|
---|
809 | queryStr.append(" FILTER(?cls IN (");
|
---|
810 | boolean f = false;
|
---|
811 | Set<String> clsSet = classMap.keySet();
|
---|
812 | for (String clsURI : clsSet) {
|
---|
813 | if (f) {
|
---|
814 | queryStr.append(", ");
|
---|
815 | }
|
---|
816 | f = true;
|
---|
817 | queryStr.append("<");
|
---|
818 | queryStr.append(clsURI);
|
---|
819 | queryStr.append(">");
|
---|
820 | }
|
---|
821 | queryStr.append("))\n");
|
---|
822 | queryStr.append("} GROUP BY ?cls");
|
---|
823 |
|
---|
824 | System.out.println(queryStr.toString());
|
---|
825 |
|
---|
826 | Query query = QueryFactory.create(queryStr.toString());
|
---|
827 | QueryExecution qexec = QueryExecutionFactory.sparqlService(endpointURI,
|
---|
828 | query);
|
---|
829 |
|
---|
830 | ResultSet results = qexec.execSelect();
|
---|
831 | for (; results.hasNext();) {
|
---|
832 | QuerySolution sol = results.next();
|
---|
833 | String uri = sol.getResource("cls").getURI();
|
---|
834 | SClass sc = classMap.get(uri);
|
---|
835 | Literal lit = sol.getLiteral("numOfInstances");
|
---|
836 | if (lit != null) {
|
---|
837 | int numOfInstances = lit.getInt();
|
---|
838 | sc.setNumOfInstances(numOfInstances);
|
---|
839 | }
|
---|
840 | }
|
---|
841 | qexec.close();
|
---|
842 |
|
---|
843 | return classes;
|
---|
844 | }
|
---|
845 |
|
---|
846 | }
|
---|