Generate a suitable .repository file to accompany the generated ontology

.bzrignore

@@ -15,3 +15,4 @@ testontologies/*.pprj
 siaras/ontology.owl
 siaras/javadoc
 siaras/OntologyCompiler.jar
+*.repository

siaras/GenOntology.java

@@ -18,6 +18,9 @@ public class GenOntology extends Parser {
 		for (i=0; i<args.length; i++) {
 			if (args[i].equals("-o")) {
 				outfile = args[++i];
+                if (outfile.endsWith(".owl")) {
+                  outfile = outfile.substring(0,outfile.indexOf('.'));
+                }
 			}
 		}
 		try {
@@ -35,10 +38,14 @@ public class GenOntology extends Parser {
 			// Generate OWL ontology, possibly transformed from Owl
 			// Full to OWL DL
 			if (outfile == null) {
-				outfile = "ontology.owl";
+				outfile = "ontology";
 			}
-			PrintStream pStream = new PrintStream(new File(outfile));
+			PrintStream pStream = new PrintStream(new File(outfile+".owl"));
 			ast.genOntology("",pStream);
+            // have to create a matching repository file, otherwise
+            // Protege will complain severely.
+			pStream = new PrintStream(new File(outfile+".repository"));
+            pStream.println("[Dublin Core DL Redirect]");
 		} catch (java.io.FileNotFoundException e) {
 			System.out.println("Could not create file: "+outfile);
 			e.printStackTrace();