116 lines
4.3 KiB
Text
116 lines
4.3 KiB
Text
<%-- $This file is distributed under the terms of the license in /doc/license.txt$ --%>
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<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core" %>
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<%@ taglib prefix="vitro" uri="/WEB-INF/tlds/VitroUtils.tld" %>
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<vitro:confirmLoginStatus level="CURATOR" />
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<%
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if (request.getParameter("execute") != null) {
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OntModel ontModel = (OntModel) getServletContext().getAttribute(JenaBaseDao.ASSERTIONS_ONT_MODEL_ATTRIBUTE_NAME);
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int results = doRemoval(ontModel);
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request.setAttribute("removalCount", results);
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}
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%>
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<%!
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private int doRemoval(OntModel ontModel) {
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int removedStmts = 0;
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List<String> bnodeIds = new ArrayList<String>();
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ontModel.enterCriticalSection(Lock.READ);
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try {
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Iterator<Restriction> restIt = ontModel.listRestrictions();
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while(restIt.hasNext()) {
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Restriction rest = restIt.next();
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if (rest.isAnon()) {
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boolean bad = false;
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bad |= (rest.getPropertyValue(OWL.onProperty) == null);
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bad |= ( !(
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(rest.getPropertyValue(OWL.someValuesFrom) != null) ||
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(rest.getPropertyValue(OWL.allValuesFrom) != null) ||
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(rest.getPropertyValue(OWL.hasValue) != null) ||
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(rest.getPropertyValue(OWL.cardinality) != null) ||
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(rest.getPropertyValue(OWL.minCardinality) != null) ||
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(rest.getPropertyValue(OWL.maxCardinality) != null)
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)
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);
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if (bad) {
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bnodeIds.add(rest.getId().toString());
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}
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}
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}
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} finally {
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ontModel.leaveCriticalSection();
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}
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for (String id : bnodeIds) {
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Model toRemove = describeBnode(id);
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ontModel.enterCriticalSection(Lock.WRITE);
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try {
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ontModel.remove(toRemove);
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} finally {
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ontModel.leaveCriticalSection();
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}
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removedStmts += toRemove.size();
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}
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return removedStmts;
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}
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private Model describeBnode(String bnodeId) {
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String describeQueryStr =
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"PREFIX afn: <http://jena.hpl.hp.com/ARQ/function#> \n\n" +
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"DESCRIBE ?bnode \n" +
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"WHERE { \n" +
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" FILTER(afn:bnode(?bnode) = \"" + bnodeId + "\")\n" +
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"}";
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OntModel ontModel = (OntModel) getServletContext().getAttribute("baseOntModel");
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Model conceptDescription = ModelFactory.createDefaultModel();
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try {
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ontModel.enterCriticalSection(Lock.READ);
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Query describeQuery = QueryFactory.create(describeQueryStr, Syntax.syntaxARQ);
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QueryExecution qe = QueryExecutionFactory.create(describeQuery, ontModel);
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qe.execDescribe(conceptDescription);
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conceptDescription.add(ontModel.listStatements((Resource) null, (Property) null, ontModel.createResource(new AnonId(bnodeId))));
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return conceptDescription;
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} finally {
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ontModel.leaveCriticalSection();
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}
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}
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%>
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<%@page import="com.hp.hpl.jena.ontology.OntModel"%>
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<%@page import="com.hp.hpl.jena.shared.Lock"%>
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<%@page import="com.hp.hpl.jena.query.Syntax"%>
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<%@page import="com.hp.hpl.jena.query.Query"%>
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<%@page import="com.hp.hpl.jena.query.QueryFactory"%>
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<%@page import="com.hp.hpl.jena.query.QueryExecutionFactory"%>
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<%@page import="com.hp.hpl.jena.rdf.model.ModelFactory"%>
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<%@page import="com.hp.hpl.jena.rdf.model.Model"%>
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<%@page import="com.hp.hpl.jena.query.QueryExecution"%>
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<%@page import="java.util.Arrays"%>
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<%@page import="java.util.List"%>
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<%@page import="java.util.ArrayList"%>
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<%@page import="com.hp.hpl.jena.rdf.model.Resource"%>
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<%@page import="com.hp.hpl.jena.rdf.model.Property"%>
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<%@page import="com.hp.hpl.jena.rdf.model.AnonId"%>
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<%@page import="edu.cornell.mannlib.vitro.webapp.dao.jena.JenaBaseDao"%>
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<%@page import="java.util.Iterator"%>
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<%@page import="com.hp.hpl.jena.ontology.Restriction"%>
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<%@page import="com.hp.hpl.jena.vocabulary.OWL"%><html>
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<head>
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<title>Remove Bad Restrictions</title>
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</head>
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<body>
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<c:if test="${!empty requestScope.removalCount}">
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<p>${removalCount} statements removed</p>
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</c:if>
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<h1>Remove Bad Restrictions</h1>
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<form action="" method="post">
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<p><input name="execute" type="submit" value="Remove now"/></p>
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</form>
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</body></html>
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