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[DL-Learner SVN] SF.net SVN: dl-learner:[3421] trunk
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From: <ku...@us...> - 2011-11-21 14:44:06
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Revision: 3421
http://dl-learner.svn.sourceforge.net/dl-learner/?rev=3421&view=rev
Author: kurzum
Date: 2011-11-21 14:43:55 +0000 (Mon, 21 Nov 2011)
Log Message:
-----------
added sparql capabilities to owlfile
Modified Paths:
--------------
trunk/components-core/src/main/java/org/dllearner/kb/OWLFile.java
Added Paths:
-----------
trunk/examples/sparql/new_approach.conf
Modified: trunk/components-core/src/main/java/org/dllearner/kb/OWLFile.java
===================================================================
--- trunk/components-core/src/main/java/org/dllearner/kb/OWLFile.java 2011-11-21 12:46:47 UTC (rev 3420)
+++ trunk/components-core/src/main/java/org/dllearner/kb/OWLFile.java 2011-11-21 14:43:55 UTC (rev 3421)
@@ -25,6 +25,7 @@
import java.net.URL;
import java.util.Collection;
import java.util.LinkedList;
+import java.util.List;
import org.apache.log4j.Logger;
import org.dllearner.core.AbstractKnowledgeSource;
@@ -32,131 +33,144 @@
import org.dllearner.core.ComponentInitException;
import org.dllearner.core.OntologyFormat;
import org.dllearner.core.OntologyFormatUnsupportedException;
+import org.dllearner.core.config.ListStringEditor;
import org.dllearner.core.options.ConfigEntry;
import org.dllearner.core.options.ConfigOption;
import org.dllearner.core.options.InvalidConfigOptionValueException;
import org.dllearner.core.options.URLConfigOption;
import org.dllearner.core.owl.KB;
import org.dllearner.reasoning.OWLAPIDIGConverter;
+import org.dllearner.utilities.URLencodeUTF8;
/**
* @author Jens Lehmann
- *
+ * @author Sebastian Hellmann
+ * <p/>
+ * SH: I added SPARQL capabilities. Either URL is set directly or the basedir and filename is set or the URL and the SPARQL query is set
*/
@ComponentAnn(name = "OWL File", shortName = "owlfile", version = 0.9)
public class OWLFile extends AbstractKnowledgeSource {
- private static Logger logger = Logger.getLogger(OWLFile.class);
-
- // TODO: turn this into a config option
- private URL url;
+ private static Logger logger = Logger.getLogger(OWLFile.class);
+
+ // TODO: turn this into a config option
+ private URL url;
private String fileName;
- private String baseDir;
-// private URL url;
-// private OWLFileConfigurator configurator ;
-// @Override
-// public OWLFileConfigurator getConfigurator(){
-// return configurator;
-// }
+ private String baseDir;
- public static String getName() {
- return "OWL file";
- }
-
- public OWLFile(){
+ private String sparql = null;
+ private List<String> defaultGraphURIs = new LinkedList<String>();
+ private List<String> namedGraphURIs = new LinkedList<String>();
- }
-
- public OWLFile(URL url) {
- this.url = url;
- }
+ public static String getName() {
+ return "OWL file";
+ }
- public OWLFile(String filename) {
- try {
- url = new File(filename).toURI().toURL();
- } catch (MalformedURLException e) {
- e.printStackTrace();
- }
- }
-
- public static Collection<ConfigOption<?>> createConfigOptions() {
- Collection<ConfigOption<?>> options = new LinkedList<ConfigOption<?>>();
- URLConfigOption urlOption = new URLConfigOption("url", "URL pointing to the OWL file", null, true, true);
- urlOption.setRefersToFile(true);
- options.add(urlOption);
- return options;
- }
+ public OWLFile() {
- /*
- * @see org.dllearner.core.Component#applyConfigEntry(org.dllearner.core.ConfigEntry)
- */
- @Override
- public <T> void applyConfigEntry(ConfigEntry<T> entry) throws InvalidConfigOptionValueException {
-
- }
+ }
- /* (non-Javadoc)
- * @see org.dllearner.core.Component#init()
- */
- @Override
- public void init() throws ComponentInitException {
- if(url == null) {
+ public OWLFile(URL url) {
+ this.url = url;
+ }
+
+ public OWLFile(String filename) {
+ try {
+ url = new File(filename).toURI().toURL();
+ } catch (MalformedURLException e) {
+ e.printStackTrace();
+ }
+ }
+
+ public static Collection<ConfigOption<?>> createConfigOptions() {
+ Collection<ConfigOption<?>> options = new LinkedList<ConfigOption<?>>();
+ URLConfigOption urlOption = new URLConfigOption("url", "URL pointing to the OWL file", null, true, true);
+ urlOption.setRefersToFile(true);
+ options.add(urlOption);
+ return options;
+ }
+
+ /*
+ * @see org.dllearner.core.Component#applyConfigEntry(org.dllearner.core.ConfigEntry)
+ */
+ @Override
+ public <T> void applyConfigEntry(ConfigEntry<T> entry) throws InvalidConfigOptionValueException {
+
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.Component#init()
+ */
+ @Override
+ public void init() throws ComponentInitException {
+ if (sparql != null) {
+ StringBuilder sb = new StringBuilder();
+
+ //make URL
+ sb.append(url.toString());
+ sb.append("?query=").append(URLencodeUTF8.encode(sparql));
+ sb.append("&format=application%2Frdf%2Bxml");
+
+ for (String graph : defaultGraphURIs) {
+ sb.append("&default-graph-uri=").append(URLencodeUTF8.encode(graph));
+ }
+ for (String graph : namedGraphURIs) {
+ sb.append("&named-graph-uri=").append(URLencodeUTF8.encode(graph));
+ }
+ logger.info(sb.toString());
+
try {
- url = new URL("file://"+ baseDir + "/" + fileName);
+ url = new URL(sb.toString());
} catch (MalformedURLException e) {
throw new RuntimeException(e);
}
+
+ } else if (url == null) {
+ try {
+ url = new URL("file://" + baseDir + "/" + fileName);
+ } catch (MalformedURLException e) {
+ throw new RuntimeException(e);
+ }
}
-
- /*
- try {
- url = new URL(configurator.getUrl());
- } catch (MalformedURLException e) {
- logger.error(e.getMessage());
- //throw new InvalidConfigOptionValueException(entry.getOption(), entry.getValue(),"malformed URL " + configurator.getUrl());
- }
- */
-
- }
-
- /*
- * (non-Javadoc)
- *
- * @see org.dllearner.core.KnowledgeSource#toDIG()
- */
- @Override
- public String toDIG(URI kbURI) {
- // TODO: need some handling for cases where the URL was not set
- return OWLAPIDIGConverter.getTellsString(url, OntologyFormat.RDF_XML, kbURI);
- }
+ }
- public URL getURL() {
-// return configurator.getUrl();
- return url;
- }
-
- public void setURL(URL url) {
- this.url = url;
-// configurator.setUrl(url);
- }
- /* (non-Javadoc)
- * @see org.dllearner.core.KnowledgeSource#export(java.io.File, org.dllearner.core.OntologyFormat)
- */
- @Override
- public void export(File file, OntologyFormat format) throws OntologyFormatUnsupportedException {
- // currently no export functions implemented, so we just throw an exception
- throw new OntologyFormatUnsupportedException("export", format);
- }
+ /*
+ * (non-Javadoc)
+ *
+ * @see org.dllearner.core.KnowledgeSource#toDIG()
+ */
+ @Override
+ public String toDIG(URI kbURI) {
+ // TODO: need some handling for cases where the URL was not set
+ return OWLAPIDIGConverter.getTellsString(url, OntologyFormat.RDF_XML, kbURI);
+ }
- /* (non-Javadoc)
- * @see org.dllearner.core.KnowledgeSource#toKB()
- */
- @Override
- public KB toKB() {
- throw new Error("OWL -> KB conversion not implemented yet.");
- }
+ public URL getURL() {
+ return url;
+ }
+ public void setURL(URL url) {
+ this.url = url;
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.KnowledgeSource#export(java.io.File, org.dllearner.core.OntologyFormat)
+ */
+ @Override
+ public void export(File file, OntologyFormat format) throws OntologyFormatUnsupportedException {
+ // currently no export functions implemented, so we just throw an exception
+ throw new OntologyFormatUnsupportedException("export", format);
+ }
+
+ /* (non-Javadoc)
+ * @see org.dllearner.core.KnowledgeSource#toKB()
+ */
+ @Override
+ public KB toKB() {
+ throw new Error("OWL -> KB conversion not implemented yet.");
+ }
+
public String getBaseDir() {
return baseDir;
}
@@ -165,13 +179,13 @@
this.baseDir = baseDir;
}
- public URL getUrl() {
- return url;
- }
+ public URL getUrl() {
+ return url;
+ }
- public void setUrl(URL url) {
- this.url = url;
- }
+ public void setUrl(URL url) {
+ this.url = url;
+ }
public String getFileName() {
return fileName;
@@ -180,4 +194,28 @@
public void setFileName(String fileName) {
this.fileName = fileName;
}
+
+ public String getSparql() {
+ return sparql;
+ }
+
+ public void setSparql(String sparql) {
+ this.sparql = sparql;
+ }
+
+ public List<String> getDefaultGraphURIs() {
+ return defaultGraphURIs;
+ }
+
+ public void setDefaultGraphURIs(List<String> defaultGraphURIs) {
+ this.defaultGraphURIs = defaultGraphURIs;
+ }
+
+ public List<String> getNamedGraphURIs() {
+ return namedGraphURIs;
+ }
+
+ public void setNamedGraphURIs(List<String> namedGraphURIs) {
+ this.namedGraphURIs = namedGraphURIs;
+ }
}
Added: trunk/examples/sparql/new_approach.conf
===================================================================
--- trunk/examples/sparql/new_approach.conf (rev 0)
+++ trunk/examples/sparql/new_approach.conf 2011-11-21 14:43:55 UTC (rev 3421)
@@ -0,0 +1,40 @@
+
+
+// knowledge source definition
+ks1.type = "OWL File"
+ks1.url = "http://dbpedia.org/sparql"
+ks1.defaultGraphURIs= {"http://dbpedia.org"}
+ks1.sparql = " Construct { ?s1 ?p1 ?o1. ?o1 ?p2 ?o2 . ?p1 a owl:ObjectProperty . ?p2 a owl:ObjectProperty . ?s1 a owl:Thing . ?o1 a owl:Thing . ?o2 a owl:Thing . } { ?s1 ?p1 ?o1. OPTIONAL{ ?o1 ?p2 ?o2.} Filter (! (?p1 IN (rdf:type , <http://purl.org/dc/terms/subject>, owl:sameAs, <http://dbpedia.org/ontology/wikiPageExternalLink> ) )) . Filter (! (?p2 IN (rdf:type , <http://purl.org/dc/terms/subject>, owl:sameAs, <http://dbpedia.org/ontology/wikiPageExternalLink> ) )) . Filter (!isLiteral(?o1) && !isLiteral(?o2) ) . Filter ( ?s1 IN (<http://dbpedia.org/resource/London> , <http://dbpedia.org/resource/Berlin>)) } "
+
+
+ks2.type = "OWL File"
+ks2.url = "http://dbpedia.org/sparql"
+ks2.defaultGraphURIs= {"http://dbpedia.org"}
+ks2.sparql = "Construct { ?s1 a ?cl1 . ?s1 a owl:Thing . ?cl1 a owl:Class . ?o2 a ?cl2. ?o2 a owl:Thing . ?cl2 a owl:Class . } { ?s1 ?p1 ?o1 . OPTIONAL { ?o1 ?p2 ?o2. } Filter (! (?p1 IN (rdf:type , <http://purl.org/dc/terms/subject> ) )) . Filter (! (?p2 IN (rdf:type , <http://purl.org/dc/terms/subject> ) )) . Filter (!isLiteral(?o1) && !isLiteral(?o2) ) . ?s1 a ?cl1 . OPTIONAL {?o2 a ?cl2. } Filter ( ?cl1 LIKE <http://dbpedia.org/ontology/%> ) . Filter ( ?cl2 LIKE <http://dbpedia.org/ontology/%> ) . } "
+
+ks2.type = "OWL File"
+ks2.url = "http://dbpedia.org/sparql"
+ks2.defaultGraphURIs= {"http://dbpedia.org"}
+ks2.sparql = "Construct { ?s1 a ?cl1 . ?s1 a owl:Thing . ?cl1 a owl:Class . ?o2 a ?cl2. ?o2 a owl:Thing . ?cl2 a owl:Class . } { ?s1 ?p1 ?o1 . OPTIONAL { ?o1 ?p2 ?o2. } Filter (! (?p1 IN (rdf:type , <http://purl.org/dc/terms/subject> ) )) . Filter (! (?p2 IN (rdf:type , <http://purl.org/dc/terms/subject> ) )) . Filter (!isLiteral(?o1) && !isLiteral(?o2) ) . ?s1 a ?cl1 . OPTIONAL {?o2 a ?cl2. } Filter ( ?cl1 LIKE <http://dbpedia.org/ontology/%> ) . Filter ( ?cl2 LIKE <http://dbpedia.org/ontology/%> ) . } "
+
+
+reasoner.type = "fast instance checker"
+reasoner.sources = {ks1, ks2}
+
+lp.type = "posNegStandard"
+lp.positiveExamples = {"http://dbpedia.org/resource/Berlin"}
+lp.negativeExamples = {"http://dbpedia.org/resource/London"}
+lp.reasoner = reasoner
+
+// create a refinement operator and configure it
+op.type = "rho"
+op.useNegation = false
+op.useAllConstructor = false
+op.useCardinalityRestrictions = false
+op.reasoner = reasoner
+
+// we use the OCEL algorithm
+alg.type = "ocel"
+alg.reasoner = reasoner
+alg.learningProblem = lp
+alg.operator = op
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