Author: mir
Date: Wed Jun 2 12:24:13 2010
New Revision: 950528
URL: http://svn.apache.org/viewvc?rev=950528&view=rev
Log:
added additional method to languageService to retrieve lingvoj uri for a label
name
Modified:
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.language/org.apache.clerezza.platform.language.core/src/main/java/org/apache/clerezza/platform/language/LanguageService.java
Modified:
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.language/org.apache.clerezza.platform.language.core/src/main/java/org/apache/clerezza/platform/language/LanguageService.java
URL:
http://svn.apache.org/viewvc/incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.language/org.apache.clerezza.platform.language.core/src/main/java/org/apache/clerezza/platform/language/LanguageService.java?rev=950528&r1=950527&r2=950528&view=diff
==============================================================================
---
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.language/org.apache.clerezza.platform.language.core/src/main/java/org/apache/clerezza/platform/language/LanguageService.java
(original)
+++
incubator/clerezza/trunk/org.apache.clerezza.parent/org.apache.clerezza.platform.language/org.apache.clerezza.platform.language.core/src/main/java/org/apache/clerezza/platform/language/LanguageService.java
Wed Jun 2 12:24:13 2010
@@ -34,9 +34,11 @@ import org.apache.felix.scr.annotations.
import org.apache.clerezza.platform.config.SystemConfig;
import org.apache.clerezza.rdf.core.BNode;
import org.apache.clerezza.rdf.core.Graph;
+import org.apache.clerezza.rdf.core.Language;
import org.osgi.service.component.ComponentContext;
import org.apache.clerezza.rdf.core.MGraph;
import org.apache.clerezza.rdf.core.NonLiteral;
+import org.apache.clerezza.rdf.core.PlainLiteral;
import org.apache.clerezza.rdf.core.Resource;
import org.apache.clerezza.rdf.core.Triple;
import org.apache.clerezza.rdf.core.UriRef;
@@ -115,7 +117,8 @@ public class LanguageService {
/**
* Returns a set containg all language uris which are in the
* <http://www.lingvoj.org/lingvoj> graph which is included in this
bundle.
- * @return a set containing all language uris
+ * @return a set containing all language uris. This uris can be used to
+ * add the language to Clerezza over the addLanguage()-method in this
class.
*/
public Set<UriRef> getAllLanguages() {
Set<UriRef> result = new HashSet<UriRef>();
@@ -130,6 +133,35 @@ public class LanguageService {
}
/**
+ * Returns a language uri of a language which has a label containing the
+ * specified languageName. The label itself is in the language
specified through
+ * inLanguage. If inLanguage is null, then all labels of a language of
searched.
+ * If no language was found in the <http://www.lingvoj.org/lingvoj>
+ * graph, then null is returned. The returned uri can be used to
+ * add the language to Clerezza over the addLanguage()-method in this
class.
+ * @return a language uris
+ */
+ public UriRef getLanguage(String languageName, Language inLanguage) {
+ Graph lingvojGraph = getLingvojGraph();
+ Iterator<Triple> languages = lingvojGraph.filter(null,
RDFS.isDefinedBy,
+ null);
+ while (languages.hasNext()) {
+ GraphNode languageNode = new GraphNode((UriRef)
languages.next().getSubject(),
+ lingvojGraph);
+ Iterator<Resource> labels =
languageNode.getObjects(RDFS.label);
+ while (labels.hasNext()) {
+ PlainLiteral label = (PlainLiteral)
labels.next();
+ if (label.getLanguage().equals(inLanguage) ||
inLanguage == null) {
+ if
(label.getLexicalForm().contains(languageName)) {
+ return (UriRef)
languageNode.getNode();
+ }
+ }
+ }
+ }
+ return null;
+ }
+
+ /**
* Adds the language specified through languageUri to the Clerezza
* platform. The languageUri has to be a
<http://www.lingvoj.org/ontology#Lingvo>
* according to the graph <http://www.lingvoj.org/lingvoj> included in
this
