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[DL-Learner SVN] SF.net SVN: dl-learner:[3886] trunk/components-core/src/main/java/org/ dllearner
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From: <lor...@us...> - 2013-01-22 12:44:54
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Revision: 3886
http://dl-learner.svn.sourceforge.net/dl-learner/?rev=3886&view=rev
Author: lorenz_b
Date: 2013-01-22 12:44:46 +0000 (Tue, 22 Jan 2013)
Log Message:
-----------
Enabled config option to apply QTL on a local file.
Modified Paths:
--------------
trunk/components-core/src/main/java/org/dllearner/algorithms/qtl/QTL.java
trunk/components-core/src/main/java/org/dllearner/core/AnnComponentManager.java
trunk/components-core/src/main/java/org/dllearner/kb/LocalModelBasedSparqlEndpointKS.java
Modified: trunk/components-core/src/main/java/org/dllearner/algorithms/qtl/QTL.java
===================================================================
--- trunk/components-core/src/main/java/org/dllearner/algorithms/qtl/QTL.java 2013-01-22 11:27:57 UTC (rev 3885)
+++ trunk/components-core/src/main/java/org/dllearner/algorithms/qtl/QTL.java 2013-01-22 12:44:46 UTC (rev 3886)
@@ -53,6 +53,7 @@
import org.dllearner.core.options.ConfigOption;
import org.dllearner.core.options.IntegerConfigOption;
import org.dllearner.core.owl.Individual;
+import org.dllearner.kb.LocalModelBasedSparqlEndpointKS;
import org.dllearner.kb.SparqlEndpointKS;
import org.dllearner.kb.sparql.CachingConciseBoundedDescriptionGenerator;
import org.dllearner.kb.sparql.ConciseBoundedDescriptionGenerator;
@@ -69,6 +70,7 @@
import com.hp.hpl.jena.query.ResultSetRewindable;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.Statement;
+import com.hp.hpl.jena.rdf.model.StmtIterator;
import com.hp.hpl.jena.util.iterator.Filter;
/**
@@ -112,6 +114,8 @@
private QueryTree<String> lgg;
private SortedSet<String> lggInstances;
+
+ private Set<String> objectNamespacesToIgnore = new HashSet<String>();
public static Collection<ConfigOption<?>> createConfigOptions() {
Collection<ConfigOption<?>> options = new LinkedList<ConfigOption<?>>();
@@ -208,9 +212,13 @@
public void setMaxQueryTreeDepth(int maxQueryTreeDepth){
this.maxQueryTreeDepth = maxQueryTreeDepth;
- cbdGenerator.setRecursionDepth(maxQueryTreeDepth);
+// cbdGenerator.setRecursionDepth(maxQueryTreeDepth);
}
+ public int getMaxQueryTreeDepth() {
+ return maxQueryTreeDepth;
+ }
+
public String getSPARQLQuery(){
if(lgg == null){
lgg = lggGenerator.getLGG(getQueryTrees(posExamples));
@@ -218,6 +226,10 @@
return lgg.toSPARQLQueryString();
}
+ public void setObjectNamespacesToIgnore(Set<String> namespacesToIgnore){
+ this.objectNamespacesToIgnore = namespacesToIgnore;
+ }
+
public void setRestrictToNamespaces(List<String> namespaces){
cbdGenerator.setRestrictToNamespaces(namespaces);
}
@@ -237,12 +249,12 @@
Model model;
QueryTree<String> tree;
for(String resource : resources){
- if(logger.isDebugEnabled()){
- logger.debug("Tree for resource " + resource);
- }
+ logger.info("Generating tree for " + resource);
model = cbdGenerator.getConciseBoundedDescription(resource);
+ applyFilters(model);
tree = treeCache.getQueryTree(resource, model);
if(logger.isDebugEnabled()){
+ logger.debug("Tree for resource " + resource);
logger.debug(tree.getStringRepresentation());
}
trees.add(tree);
@@ -250,6 +262,19 @@
return trees;
}
+ private void applyFilters(Model model){
+ Statement st;
+ for(StmtIterator iter = model.listStatements(); iter.hasNext();){
+ st = iter.next();
+ for(String ns : objectNamespacesToIgnore){
+ if(st.getObject().isURIResource() && st.getObject().asResource().getURI().startsWith(ns)){
+ iter.remove();
+ break;
+ }
+ }
+ }
+ }
+
private List<String> getKnownResources(){
return ListUtils.union(posExamples, negExamples);
}
@@ -305,7 +330,7 @@
if(logger.isDebugEnabled()){
logger.debug("LGG: \n" + lgg.getStringRepresentation());
}
-
+ logger.info(lgg.toSPARQLQuery());
}
@Override
@@ -325,10 +350,14 @@
this.posExamples = convert(((PosNegLP)learningProblem).getPositiveExamples());
this.negExamples = convert(((PosNegLP)learningProblem).getNegativeExamples());
}
- endpoint = endpointKS.getEndpoint();
+ treeCache = new QueryTreeCache();
- treeCache = new QueryTreeCache();
- cbdGenerator = new CachingConciseBoundedDescriptionGenerator(new ConciseBoundedDescriptionGeneratorImpl(endpoint, cache));
+ if(endpointKS instanceof LocalModelBasedSparqlEndpointKS){
+ cbdGenerator = new CachingConciseBoundedDescriptionGenerator(new ConciseBoundedDescriptionGeneratorImpl(((LocalModelBasedSparqlEndpointKS) endpointKS).getModel()));
+ } else {
+ endpoint = endpointKS.getEndpoint();
+ cbdGenerator = new CachingConciseBoundedDescriptionGenerator(new ConciseBoundedDescriptionGeneratorImpl(endpoint, cache));
+ }
cbdGenerator.setRecursionDepth(maxQueryTreeDepth);
lggGenerator = new LGGGeneratorImpl<String>();
Modified: trunk/components-core/src/main/java/org/dllearner/core/AnnComponentManager.java
===================================================================
--- trunk/components-core/src/main/java/org/dllearner/core/AnnComponentManager.java 2013-01-22 11:27:57 UTC (rev 3885)
+++ trunk/components-core/src/main/java/org/dllearner/core/AnnComponentManager.java 2013-01-22 12:44:46 UTC (rev 3886)
@@ -74,10 +74,11 @@
"org.dllearner.algorithms.properties.SubDataPropertyOfAxiomLearner",
"org.dllearner.algorithms.DisjointClassesLearner",
"org.dllearner.algorithms.SimpleSubclassLearner",
-// "org.dllearner.algorithm.qtl.QTL",
+ "org.dllearner.algorithms.qtl.QTL",
"org.dllearner.kb.KBFile",
"org.dllearner.kb.OWLFile",
"org.dllearner.kb.SparqlEndpointKS",
+ "org.dllearner.kb.LocalModelBasedSparqlEndpointKS",
"org.dllearner.kb.sparql.SparqlKnowledgeSource",
"org.dllearner.kb.sparql.simple.SparqlSimpleExtractor",
"org.dllearner.learningproblems.PosNegLPStandard",
Modified: trunk/components-core/src/main/java/org/dllearner/kb/LocalModelBasedSparqlEndpointKS.java
===================================================================
--- trunk/components-core/src/main/java/org/dllearner/kb/LocalModelBasedSparqlEndpointKS.java 2013-01-22 11:27:57 UTC (rev 3885)
+++ trunk/components-core/src/main/java/org/dllearner/kb/LocalModelBasedSparqlEndpointKS.java 2013-01-22 12:44:46 UTC (rev 3886)
@@ -4,6 +4,7 @@
import java.net.MalformedURLException;
import java.net.URL;
+import org.dllearner.core.ComponentAnn;
import org.dllearner.core.ComponentInitException;
import com.hp.hpl.jena.ontology.OntModel;
@@ -12,25 +13,43 @@
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.util.FileManager;
+@ComponentAnn(name = "Local Endpoint", shortName = "local_sparql", version = 0.9)
public class LocalModelBasedSparqlEndpointKS extends SparqlEndpointKS {
private OntModel model;
+ private String fileName;
- public LocalModelBasedSparqlEndpointKS(OntModel model) {
- this.model = model;
+ public LocalModelBasedSparqlEndpointKS() {
}
public LocalModelBasedSparqlEndpointKS(String ontologyURL) throws MalformedURLException {
this(new URL(ontologyURL));
}
+ public void setFileName(String fileName) {
+ this.fileName = fileName;
+ }
+
+ public String getFileName() {
+ return fileName;
+ }
+
public LocalModelBasedSparqlEndpointKS(URL ontologyURL) {
+ this.fileName = ontologyURL.toString();
+ }
+
+ public LocalModelBasedSparqlEndpointKS(OntModel model) {
+ this.model = model;
+ }
+
+ @Override
+ public void init() throws ComponentInitException {
Model baseModel = ModelFactory.createDefaultModel();
// use the FileManager to find the input file
- InputStream in = FileManager.get().open(ontologyURL.toString());
+ InputStream in = FileManager.get().open(fileName);
if (in == null) {
throw new IllegalArgumentException(
- "File: " + ontologyURL + " not found");
+ "File: " + fileName + " not found");
}
// read the RDF/XML file
baseModel.read(in, null);
@@ -38,11 +57,6 @@
model = ModelFactory.createOntologyModel(OntModelSpec.RDFS_MEM_RDFS_INF, baseModel);
}
- @Override
- public void init() throws ComponentInitException {
-
- }
-
public OntModel getModel() {
return model;
}
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