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ÇóÖú:owl-s api ÖеÄmatchmaker Àý×Ó³ö´í,¸ßÈËÇëÖ¸½Ì Ð޸ĺóµÄÔ­´úÂë: public class Matchmaker {         OWLKnowledgeBase kb;          public static class Match {         public static String[] MATCHES = {"EXACT", "SUBSUME", "RELAXED", "FAIL"};         public static int EXACT   = 0;         public static int SUBSUME = 1;         public static int RELAXED = 2;         public static int FAIL    = 3;                          int matchType;         boolean listMatch;         Service outputService;         Output output;         Service inputService;         Input input;                  public Match(int matchType, Output output, Input input) {             this.matchType = matchType;             this.outputService = output.getService();             this.output = output;             this.inputService = input.getService();             this.input = input;         }                  public String toString() {             String str = "";                          str += MATCHES[matchType] + " ";             if(listMatch)                 str += ".LIST";             str += outputService.getLocalName() + "." + output.getLocalName();             str += " -> ";             str += inputService.getLocalName() + "." + input.getLocalName();                          return str;         }     }          public Matchmaker() {         kb = OWLFactory.createKB();           kb.setReasoner("Pellet");     }     public void addOntology( String ont )  throws FileNotFoundException, URISyntaxException {         System.out.println( "Reading " + ont );         kb.read( new URI( ont ) );     }          public void addOntology( URI ont )  throws FileNotFoundException {         System.out.println( "Reading " + ont );         kb.read( ont );     }          public List findServices(boolean getProducers) {         String hasParameter = getProducers ? "process:hasOutput" : "process:hasInput";                  String queryString =             "SELECT * " +                         "WHERE " +             "    (?process rdf:type process:Process)" +             "    (?process " + hasParameter + " ?param)" +             "USING " +             "      process FOR <http://www.daml.org/services/owl-s/1.1/Process.owl#>";         return kb.query( queryString );     }     public List findOutputs() {         return findServices(true);     }          public List findInputs() {         return findServices(false);             }          public int getMatchType(OWLType outputType, OWLType inputType) {         if(outputType.isEquivalent(inputType))            return Match.EXACT;         else if(outputType.isSubTypeOf(inputType))            return Match.SUBSUME;                 else if(inputType.isSubTypeOf(outputType))             return Match.RELAXED;         else             return Match.FAIL;     }  public List displayAllMatches() {   List matches = new ArrayList();      System.out.println( "Computing matches..." );      List producers = findOutputs();   List consumers = findInputs();      Iterator i = producers.iterator();   while( i.hasNext() ) {       ValueMap binding = (ValueMap) i.next();       Output output = (Output) ((OWLIndividual) binding.getValue("param")).castTo(Output.class);       OWLType outputType = output.getParamType();              Iterator j = consumers.iterator();       while( j.hasNext() ) {           binding = (ValueMap) j.next() ;        Input input = (Input) ((OWLIndividual) binding.getValue("param")).castTo(Input.class);        OWLType inputType = input.getParamType();         //       System.out.println("Trying " + //           URIUtils.getLocalName(outputType.getURI()) + " " + //           URIUtils.getLocalName(inputType.getURI()) + " " + //           producer.getLocalName() + " " + //           output.getLocalName() + " " + //           consumer.getLocalName() + " " + //           input.getLocalName() //       );                   int matchType = getMatchType(outputType, inputType);           if(matchType != Match.FAIL)               matches.add(new Match(matchType, output, input));                  }   }      return matches;  }     public static void printIterator(Iterator i) {         if(i.hasNext()) {          while (i.hasNext())              System.out.println( i.next() );         }                else             System.out.println("<EMPTY>");                  System.out.println();     }       public static void main(String[] args) throws FileNotFoundException, URISyntaxException {         Matchmaker matchmaker = new Matchmaker();                  matchmaker.addOntology("http://localhost:8080/BNPrice.owl");         matchmaker.addOntology("http://www.mindswap.org/2004/owl-s/1.1/BookFinder.owl");         matchmaker.addOntology("http://www.mindswap.org/2004/owl-s/1.1/CurrencyConverter.owl");         matchmaker.addOntology("http://www.mindswap.org/2004/owl-s/1.1/Dictionary.owl");         matchmaker.addOntology("http://www.mindswap.org/2004/owl-s/1.1/ZipCodeFinder.owl");         matchmaker.addOntology("http://www.mindswap.org/2004/owl-s/1.1/FindLatLong.owl");         matchmaker.addOntology("http://www.mindswap.org/2004/owl-s/1.1/BabelFishTranslator.owl#");                  List matches = matchmaker.displayAllMatches();         System.out.println();         System.out.println("Matches:");                 printIterator(matches.iterator());     } } ÔËÐдíÎó,ÈçÏÂ,²»ÖªµÀΪʲô,×ÜÊǶÁ²»µ½¶¥¼«±¾Ìå Reading http://localhost:8080/BNPrice.owl WARNING: Cannot read file http://www.daml.org/services/owl-s/1.1/Service.owl WARNING: The import file http://www.daml.org/services/owl-s/1.1/Service.owl cannot be parsed WARNING: Cannot read file http://www.daml.org/services/owl-s/1.1/Process.owl WARNING: The import file http://www.daml.org/services/owl-s/1.1/Process.owl cannot be parsed WARNING: Cannot read file http://www.daml.org/services/owl-s/1.1/generic/ObjectList.owl WARNING: The import file http://www.daml.org/services/owl-s/1.1/generic/ObjectList.owl cannot be parsed WARNING: Cannot read file http://www.daml.org/services/owl-s/1.1/generic/Expression.owl WARNING: The import file http://www.daml.org/services/owl-s/1.1/generic/Expression.owl cannot be parsed WARNING: Cannot read file http://www.daml.org/services/owl-s/1.1/Service.owl WARNING: The import file http://www.daml.org/services/owl-s/1.1/Service.owl cannot be parsed WARNING: Cannot read file http://www.mindswap.org/ontologies/bibtex.owl WARNING: The import file http://www.mindswap.org/ontologies/bibtex.owl cannot be parsed WARNING: Cannot read file http://www.mindswap.org/2004/owl-s/concepts.owl WARNING: The import file http://www.mindswap.org/2004/owl-s/concepts.owl cannot be parsed WARNING: Cannot read file http://localhost:8080/Grounding.owl WARNING: The import file http://localhost:8080/Grounding.owl cannot be parsed Reading http://www.mindswap.org/2004/owl-s/1.1/BookFinder.owl WARNING: Cannot read file http://www.mindswap.org/2004/owl-s/1.1/BookFinder.owl Exception in thread "main" java.io.FileNotFoundException: The file http://www.mindswap.org/2004/owl-s/1.1/BookFinder.owl cannot be parsed  at impl.jena.OWLReaderImpl.createInputSource(OWLReaderImpl.java:125)  at impl.jena.OWLReaderImpl.createInputSource(OWLReaderImpl.java:109)  at impl.jena.OWLReaderImpl.read(OWLReaderImpl.java:169)  at impl.jena.OWLKnowledgeBaseImpl.read(OWLKnowledgeBaseImpl.java:245)  at examples.Matchmaker.addOntology(Matchmaker.java:76)  at examples.Matchmaker.main(Matchmaker.java:170)    Êղؠ  ·ÖÏí   ¶¥(0)