Author: bblfish
Date: Wed May 4 09:27:34 2011
New Revision: 1099381
URL: http://svn.apache.org/viewvc?rev=1099381&view=rev
Log:
enable schemagen to produce names of instances. This is important for EARL
instance ontologies for example, which contain relations to test case instances
that are not declared as types. http://www.w3.org/TR/EARL10/
Modified:
incubator/clerezza/trunk/parent/rdf.schemagen/src/main/java/org/apache/clerezza/rdf/schemagen/SchemaGen.java
Modified:
incubator/clerezza/trunk/parent/rdf.schemagen/src/main/java/org/apache/clerezza/rdf/schemagen/SchemaGen.java
URL:
http://svn.apache.org/viewvc/incubator/clerezza/trunk/parent/rdf.schemagen/src/main/java/org/apache/clerezza/rdf/schemagen/SchemaGen.java?rev=1099381&r1=1099380&r2=1099381&view=diff
==============================================================================
---
incubator/clerezza/trunk/parent/rdf.schemagen/src/main/java/org/apache/clerezza/rdf/schemagen/SchemaGen.java
(original)
+++
incubator/clerezza/trunk/parent/rdf.schemagen/src/main/java/org/apache/clerezza/rdf/schemagen/SchemaGen.java
Wed May 4 09:27:34 2011
@@ -138,25 +138,39 @@ public class SchemaGen {
out.println(" {");
SortedSet<OntologyResource> ontClasses = new
TreeSet<OntologyResource>();
- ontClasses.addAll(getResourcesOfType(out, RDFS.Class));
- ontClasses.addAll(getResourcesOfType(out, RDFS.Datatype));
- ontClasses.addAll(getResourcesOfType(out, OWL.Class));
+ ontClasses.addAll(getResourcesOfType(RDFS.Class));
+ ontClasses.addAll(getResourcesOfType(RDFS.Datatype));
+ ontClasses.addAll(getResourcesOfType(OWL.Class));
+
+
+
if (ontClasses.size() > 0) {
out.println("\t// Classes");
printResources(ontClasses.iterator(), out);
}
SortedSet<OntologyResource> ontProperties = new
TreeSet<OntologyResource>();
- ontProperties.addAll(getResourcesOfType(out, RDF.Property));
- ontProperties.addAll(getResourcesOfType(out,
OWL.ObjectProperty));
- ontProperties.addAll(getResourcesOfType(out,
OWL.DatatypeProperty));
- //this is for some ontologies defining things that are both
classes
- //and properties, like image in RSS 1.0
- ontProperties.removeAll(ontClasses);
+ //some ontologies defining things that are both classes
+ //and properties, like image in RSS 1.0 - so we remove those
+
ontProperties.addAll(getResourcesOfType(RDF.Property,ontClasses));
+ ontProperties.addAll(getResourcesOfType(
OWL.ObjectProperty,ontClasses));
+
ontProperties.addAll(getResourcesOfType(OWL.DatatypeProperty,ontClasses));
+
if (ontProperties.size() > 0) {
out.println();
out.println("\t// Properties");
printResources(ontProperties.iterator(), out);
}
+
+ //create a set of classes and properties. Everything else
should be instances
+ ontClasses.addAll(ontProperties);
+ Collection<OntologyResource> instances =
getResourcesOfType(null, ontClasses);
+
+ if (instances.size() > 0) {
+ out.println();
+ out.println("\t// Properties");
+ printResources(instances.iterator(), out);
+ }
+
out.println("}");
}
@@ -181,8 +195,17 @@ public class SchemaGen {
}
- private Collection<OntologyResource> getResourcesOfType(
- PrintWriter out, UriRef type) {
+ private Collection<OntologyResource> getResourcesOfType(UriRef type) {
+ return getResourcesOfType(type, null);
+ }
+
+ /**
+ *
+ * @param type the type of the class, or null for all things that are
declared to be of a type
+ * @param ignore a set things to ignore
+ * @return
+ */
+ private Collection<OntologyResource> getResourcesOfType(UriRef type,
Collection<OntologyResource> ignore) {
Set<OntologyResource> result = new HashSet<OntologyResource>();
Iterator<Triple> classStatemente = schemaGraph.filter(null,
RDF.type,
type);
@@ -190,7 +213,8 @@ public class SchemaGen {
Triple triple = classStatemente.next();
NonLiteral classResource = triple.getSubject();
if (classResource instanceof BNode) {
- System.err.println("Ignoring anonymous resource
of type " + type.getUnicodeString());
+ if (type !=null) System.err.println("Ignoring
anonymous resource of type " + type.getUnicodeString());
+ else System.err.println("Ignoring anonymous
resource");
for (Triple contextTriple :
getNodeContext(classResource, schemaGraph)) {
System.err.println(contextTriple);
}
@@ -214,7 +238,8 @@ public class SchemaGen {
if (idxSlash <= offset && idxHash <= offset) {
OntologyResource ontologyResource =
new
OntologyResource(classUri, schemaGraph);
- result.add(ontologyResource);
+ if (ignore ==null ||
!ignore.contains(ontologyResource))
+ result.add(ontologyResource);
}
}
}
@@ -306,6 +331,7 @@ public class SchemaGen {
int slashPos = uriValue.lastIndexOf('/');
int delimiter = hashPos > slashPos ? hashPos : slashPos;
String val = uriValue.substring(delimiter + 1);
+ if (val.length()==0) return "THIS_ONTOLOGY";
//replace bad characters...
val = val.replace('-', '_');
return reservedWords.contains(val) ? val + "_" : val;
@@ -317,11 +343,32 @@ public class SchemaGen {
String getDescription() {
StringBuffer result = new StringBuffer();
+ Iterator<Triple> titleStatements = graph.filter(
+ uri, DCTERMS.title, null);
+ while (titleStatements.hasNext()) {
+ Resource object =
titleStatements.next().getObject();
+ if (object instanceof Literal) {
+ result.append("title: ");
+ result.append (((Literal)
object).getLexicalForm());
+ result.append("\n");
+ }
+ }
+ Iterator<Triple> descriptionStatements = graph.filter(
+ uri, DCTERMS.description, null);
+ while (descriptionStatements.hasNext()) {
+ Resource object =
descriptionStatements.next().getObject();
+ if (object instanceof Literal) {
+ result.append("description: ");
+ result.append (((Literal)
object).getLexicalForm());
+ result.append("\n");
+ }
+ }
Iterator<Triple> skosDefStatements = graph.filter(
uri, SKOS.definition, null);
while (skosDefStatements.hasNext()) {
Resource object =
skosDefStatements.next().getObject();
if (object instanceof Literal) {
+ result.append("definition: ");
result.append (((Literal)
object).getLexicalForm());
result.append("\n");
}
@@ -331,6 +378,7 @@ public class SchemaGen {
while (rdfsCommentStatements.hasNext()) {
Resource object =
rdfsCommentStatements.next().getObject();
if (object instanceof Literal) {
+ result.append("comment: ");
result.append(((Literal)
object).getLexicalForm());
result.append("\n");
}
@@ -340,15 +388,17 @@ public class SchemaGen {
while (skosNoteStatements.hasNext()) {
Resource object =
skosNoteStatements.next().getObject();
if (object instanceof Literal) {
+ result.append("note: ");
result.append (((Literal)
object).getLexicalForm());
result.append("\n");
}
}
Iterator<Triple> skosExampleStatements = graph.filter(
uri, SKOS.example, null);
- while (skosNoteStatements.hasNext()) {
- Resource object =
skosNoteStatements.next().getObject();
+ while (skosExampleStatements.hasNext()) {
+ Resource object =
skosExampleStatements.next().getObject();
if (object instanceof Literal) {
+ result.append("example: ");
result.append (((Literal)
object).getLexicalForm());
result.append("\n");
} else if (object instanceof UriRef) {
@@ -383,6 +433,10 @@ public class SchemaGen {
}
}
+ /*
+ * Ontology vocabs are re-defined here and not imported to avoid a
maven dependency loop
+ */
+
/** OWL Ontology. */
private static class OWL {
@@ -421,4 +475,10 @@ public class SchemaGen {
static final UriRef note = new
UriRef("http://www.w3.org/2004/02/skos/core#note";);
static final UriRef example = new
UriRef("http://www.w3.org/2004/02/skos/core#example";);
}
+
+ private static class DCTERMS {
+ public static final UriRef title = new
UriRef("http://purl.org/dc/terms/title";);
+ public static final UriRef description = new
UriRef("http://purl.org/dc/terms/description";);
+
+ }
}
