private static boolean isMagicProperty(PropertyFunctionRegistry registry, Triple pfTriple) {
    if (!pfTriple.getPredicate().isURI()) return false;

    if (registry.manages(pfTriple.getPredicate().getURI())) return true;

    return false;
  }
Esempio n. 2
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  public static void init() {
    if (initialized) return;
    synchronized (lock) {
      if (initialized) {
        JenaSystem.logLifecycle("SpatialQuery.init - skip");
        return;
      }
      initialized = true;
      JenaSystem.logLifecycle("SpatialQuery.init - start");

      SpatialAssembler.init();

      SystemInfo sysInfo = new SystemInfo(IRI, PATH, VERSION, BUILD_DATE);
      SystemARQ.registerSubSystem(sysInfo);

      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#withinCircle",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new IsWithinCirclePF();
                }
              });
      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#nearby",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new IsNearByPF();
                }
              });

      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#withinBox",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new IsWithinBoxPF();
                }
              });

      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#intersectBox",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new IntersectsBoxPF();
                }
              });

      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#north",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new NorthPF();
                }
              });

      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#south",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new SouthPF();
                }
              });

      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#east",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new EastPF();
                }
              });

      PropertyFunctionRegistry.get()
          .put(
              "http://jena.apache.org/spatial#west",
              new PropertyFunctionFactory() {
                @Override
                public PropertyFunction create(String uri) {
                  return new WestPF();
                }
              });

      JenaSystem.logLifecycle("SpatialQuery.init - finish");
    }
  }