NIHVIVO-3510 modified sparql query builder to manufacture prefixes for any namespaces that need them
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brianjlowe
parent
4b8f9c613d
commit
6a8c434a84
2 changed files with 69 additions and 33 deletions
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@ -4,8 +4,10 @@ package edu.cornell.mannlib.vitro.webapp.sparql;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServletRequest;
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@ -13,7 +15,6 @@ import javax.servlet.http.HttpServletResponse;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.mindswap.pellet.jena.vocabulary.SWRL;
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import org.openrdf.model.vocabulary.OWL;
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import org.openrdf.model.vocabulary.RDF;
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@ -23,10 +24,12 @@ import com.hp.hpl.jena.vocabulary.XSD;
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import edu.cornell.mannlib.vedit.controller.BaseEditController;
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import edu.cornell.mannlib.vitro.webapp.auth.requestedAction.Actions;
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import edu.cornell.mannlib.vitro.webapp.auth.requestedAction.usepages.UseMiscellaneousPages;
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import edu.cornell.mannlib.vitro.webapp.beans.BaseResourceBean;
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import edu.cornell.mannlib.vitro.webapp.beans.Ontology;
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import edu.cornell.mannlib.vitro.webapp.controller.VitroRequest;
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import edu.cornell.mannlib.vitro.webapp.dao.OntologyDao;
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import edu.cornell.mannlib.vitro.webapp.dao.VitroVocabulary;
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import edu.cornell.mannlib.vitro.webapp.dao.WebappDaoFactory;
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/**
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* This servlet gets all the prefix for initizing the sparql query builder.
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@ -58,43 +61,75 @@ public class GetAllPrefix extends BaseEditController {
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return;
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}
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VitroRequest vreq = new VitroRequest(request);
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// EditProcessObject epo = super.createEpo(request);
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OntologyDao daoObj = vreq.getFullWebappDaoFactory().getOntologyDao();
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List ontologiesObj = daoObj.getAllOntologies();
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ArrayList prefixList = new ArrayList();
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VitroRequest vreq = new VitroRequest(request);
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Map<String, String> prefixMap = getPrefixMap(vreq.getFullWebappDaoFactory());
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response.setContentType("text/xml");
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response.setCharacterEncoding("UTF-8");
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PrintWriter out = response.getWriter();
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String respo = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
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respo += "<options>";
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if (ontologiesObj != null && ontologiesObj.size() > 0) {
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Iterator ontItr = ontologiesObj.iterator();
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while (ontItr.hasNext()) {
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Ontology ont = (Ontology) ontItr.next();
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if (ont.getPrefix() != null) {
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respo += makeOption(ont.getPrefix(), ont.getURI());
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}
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}
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for (String namespace : prefixMap.keySet()) {
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respo += makeOption(prefixMap.get(namespace), namespace);
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}
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;
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respo += makeOption("owl", OWL.NAMESPACE);
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respo += makeOption("rdf", RDF.NAMESPACE);
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respo += makeOption("rdfs", RDFS.getURI());
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respo += makeOption("swrl", "http://www.w3.org/2003/11/swrl#");
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respo += makeOption("swrlb", "http://www.w3.org/2003/11/swrlb#");
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respo += makeOption("xsd", XSD.getURI());
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respo += makeOption("vitro", VitroVocabulary.vitroURI);
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respo += "</options>";
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out.println(respo);
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out.flush();
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out.close();
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}
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/**
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* Returns a map to prefixes for use in building queries. Will manufacture a
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* prefix for any namespace that doesn't have an associated owl:Ontology resource
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* with a prefix annotation
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* @param wadf
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* @return map of namespace URIs to prefix strings
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*/
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private Map<String, String> getPrefixMap(WebappDaoFactory wadf) {
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Map<String, String> prefixMap = new HashMap<String, String>();
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OntologyDao oDao = wadf.getOntologyDao();
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for(Ontology o : oDao.getAllOntologies()) {
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if (o.getPrefix() != null) {
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prefixMap.put(o.getPrefix(), o.getURI());
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}
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}
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// add standard namespaces
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addPrefixIfNecessary("owl", OWL.NAMESPACE, prefixMap);
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addPrefixIfNecessary("rdf", RDF.NAMESPACE, prefixMap);
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addPrefixIfNecessary("rdfs", RDFS.getURI(), prefixMap);
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addPrefixIfNecessary("swrl", "http://www.w3.org/2003/11/swrl#", prefixMap);
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addPrefixIfNecessary("swrlb", "http://www.w3.org/2003/11/swrlb#", prefixMap);
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addPrefixIfNecessary("xsd", XSD.getURI(), prefixMap);
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addPrefixIfNecessary("vitro", VitroVocabulary.vitroURI, prefixMap);
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// we also need to manufacture prefixes for namespaces used by any class or
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// property, regardless of whether there's an associated owl:Ontology.
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int newPrefixCount = 0;
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List<BaseResourceBean> ontEntityList = new ArrayList<BaseResourceBean>();
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ontEntityList.addAll(wadf.getVClassDao().getAllVclasses());
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ontEntityList.addAll(wadf.getObjectPropertyDao().getAllObjectProperties());
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ontEntityList.addAll(wadf.getDataPropertyDao().getAllDataProperties());
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for (BaseResourceBean ontEntity : ontEntityList) {
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if (!ontEntity.isAnonymous()
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&& !prefixMap.containsKey(ontEntity.getNamespace())) {
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newPrefixCount++;
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prefixMap.put(ontEntity.getNamespace(), "p." + Integer.toString(
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newPrefixCount));
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}
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}
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return prefixMap;
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}
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private void addPrefixIfNecessary(String prefix, String namespace,
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Map<String, String> prefixMap) {
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if (!prefixMap.containsKey(namespace)) {
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prefixMap.put(namespace, prefix);
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}
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}
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/**
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* Makes the markup for a prefix option
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* @param prefix
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@ -1,12 +1,13 @@
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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
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var namespaces = {
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rdf : "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
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rdfs : "http://www.w3.org/2000/01/rdf-schema#",
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xsd : "http://www.w3.org/2001/XMLSchema#",
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owl : "http://www.w3.org/2002/07/owl#",
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swrl : "http://www.w3.org/2003/11/swrl#",
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swrlb : "http://www.w3.org/2003/11/swrlb#",
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vitro : "http://vitro.mannlib.cornell.edu/ns/vitro/0.7#"
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// now handled in GetAllPrefix.java
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// rdf : "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
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// rdfs : "http://www.w3.org/2000/01/rdf-schema#",
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// xsd : "http://www.w3.org/2001/XMLSchema#",
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// owl : "http://www.w3.org/2002/07/owl#",
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// swrl : "http://www.w3.org/2003/11/swrl#",
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// swrlb : "http://www.w3.org/2003/11/swrlb#",
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// vitro : "http://vitro.mannlib.cornell.edu/ns/vitro/0.7#"
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};
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var level = 0;
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