Beispiel #1
0
    private String getOverViewData(
        String location, String lat, String lng, String radius, String keywords) {
      JSONObject json = new JSONObject();
      SensorManager sensorManager = new SensorManager();

      ArrayList<Sensor> sensors =
          sensorManager.getAllSpecifiedSensorAroundPlace("traffic", lng, lat, radius);
      ArrayList<String> arr = new ArrayList<>();
      for (Sensor sensor : sensors) {
        arr.add(sensor.getSource());
      }
      json.put("traffic", arr);

      sensors = sensorManager.getAllSpecifiedSensorAroundPlace("airport", lng, lat, "20");
      arr = new ArrayList<>();
      for (Sensor sensor : sensors) {
        arr.add(sensor.getSource());
      }
      json.put("airport", arr);

      sensors = sensorManager.getAllSpecifiedSensorAroundPlace("railwaystation", lng, lat, radius);
      arr = new ArrayList<>();
      for (Sensor sensor : sensors) {
        arr.add(sensor.getSource());
      }
      json.put("railwaystation", arr);

      String sindice = DatabaseUtilities.getSindiceSearch(keywords);
      JSONObject jsonSindice = (JSONObject) JSONSerializer.toJSON(sindice);
      String[] aryStrings = {"Title", "Formats", "Updated"};
      jsonSindice.put("vars", aryStrings);
      json.put("sindice", jsonSindice);

      return json.toString();
    }
Beispiel #2
0
    private JSONObject reformLastestTrafficData(String sensorURL, JSONArray filterArr) {
      JSONObject result = new JSONObject();
      try {
        SensorManager sensorManager = new SensorManager();
        Sensor sensor = sensorManager.getSpecifiedSensorWithSensorId(sensorURL);
        if (sensor == null) return result;
        Observation obs = sensorManager.getNewestObservationForOneSensor(sensorURL);

        JSONObject metaJson = new JSONObject();
        metaJson.put("name", sensor.getName());
        metaJson.put("source", sensor.getSource());
        metaJson.put("sourceType", sensor.getSourceType());
        metaJson.put("city", sensor.getPlace().getCity());
        metaJson.put("country", sensor.getPlace().getCountry());

        OutputStream out = null;
        out = DatabaseUtilities.getNewestSensorData(sensorURL);
        JSONObject json = (JSONObject) JSONSerializer.toJSON(out.toString());
        json.put("updated", DateUtil.date2StandardString(new Date()));
        json.put("ntriples", JSONUtil.JSONToNTriple(json.getJSONObject("results")));
        json.put("error", "false");
        json.put("meta", metaJson);

        System.out.println(json);
        result = json;
      } catch (Exception e) {
        e.printStackTrace();
        JSONObject jsonResult = new JSONObject();
        jsonResult.put("error", "true");
        jsonResult.put("ntriples", "");
        result = jsonResult;
      }
      return result;
    }
Beispiel #3
0
    private JSONObject reformLastestAirportData(String airportURL) {
      SensorManager sensorManager = new SensorManager();
      Sensor sensor = sensorManager.getSpecifiedSensorWithSensorId(airportURL);
      JSONObject j = new JSONObject();
      if (sensor == null) return j;

      JSONObject metaJson = new JSONObject();
      metaJson.put("name", sensor.getName());
      metaJson.put("source", sensor.getSource());
      metaJson.put("sourceType", sensor.getSourceType());
      metaJson.put("city", sensor.getPlace().getCity());
      metaJson.put("country", sensor.getPlace().getCountry());

      String airportCode =
          sensor
              .getName()
              .substring(sensor.getName().lastIndexOf("(") + 1, sensor.getName().lastIndexOf(")"));
      ArrayList<ArrayList> depatures =
          sensorManager.getAllFlightsWithSpecifiedDeparture(airportCode);
      ArrayList<ArrayList> arrivals =
          sensorManager.getAllFlightsWithSpecifiedDestination(airportCode);
      ArrayList<List> radarFlights =
          FlightAroundXMLParser.getFlightAroundInformation(
              sensor.getPlace().getLat(), sensor.getPlace().getLng());

      JSONObject depaturesJson = new JSONObject();
      String[] aryStrings = {"CallSign", "FlightNumber", "Route"};
      depaturesJson.put("vars", aryStrings);
      depaturesJson.put("data", depatures);

      JSONObject arrivalsJson = new JSONObject();
      arrivalsJson.put("vars", aryStrings);
      arrivalsJson.put("data", arrivals);

      JSONObject radarFlightsJson = new JSONObject();
      String[] flightStrings = {
        "Registration", "Model", "CallSign", "Route", "Latitude", "Longitude", "Distance(km)"
      };
      radarFlightsJson.put("vars", flightStrings);
      radarFlightsJson.put("data", radarFlights);

      OutputStream result = null;
      result = DatabaseUtilities.getSensorMetadata(airportURL);
      JSONObject json = (JSONObject) JSONSerializer.toJSON(result.toString());
      json.put("updated", DateUtil.date2StandardString(new Date()));
      json.put("ntriples", JSONUtil.JSONToNTriple(json.getJSONObject("results")));
      json.put("error", "false");
      json.put("meta", metaJson);
      json.put("departures", depaturesJson);
      json.put("arrivals", arrivalsJson);
      json.put("radars", radarFlightsJson);
      System.out.println(json);
      return json;
    }
  public String feed(String sensorId) {
    String nt = "";
    try {
      Sensor sensor = sensorManager.getSpecifiedSensorWithSensorId(sensorId);
      if (sensor == null) return null;
      String xml = WebServiceURLRetriever.RetrieveFromURL(sensor.getSource());

      System.setProperty(
          "javax.xml.transform.TransformerFactory", "net.sf.saxon.TransformerFactoryImpl");
      TransformerFactory tFactory = TransformerFactory.newInstance();
      String xsltPath =
          XSLTMapFile.sensordata2xslt.get(SourceType.getSourceType(sensor.getSourceType()));
      xsltPath = MyServlet.realPath + xsltPath;
      try {
        Transformer transformer = tFactory.newTransformer(new StreamSource(new File(xsltPath)));
        String id = sensor.getId().substring(sensor.getId().lastIndexOf("/") + 1);
        String foi =
            Double.toString(sensor.getPlace().getLat()).replace(".", "").replace("-", "")
                + Double.toString(sensor.getPlace().getLng()).replace(".", "").replace("-", "");
        transformer.setParameter("sensorId", id);
        transformer.setParameter("sourceType", sensor.getSourceType());
        transformer.setParameter("sensorType", sensor.getSensorType());
        transformer.setParameter("sourceURL", sensor.getSource());
        transformer.setParameter("foi", foi);
        InputStream inputStream = new ByteArrayInputStream(xml.getBytes("UTF-8"));
        Writer outWriter = new StringWriter();
        StreamResult result = new StreamResult(outWriter);
        transformer.transform(new StreamSource(inputStream), result);
        nt = outWriter.toString().trim();
        //				System.out.println(nt);
        sensorManager.insertTriplesToGraph(VirtuosoConstantUtil.sensormasherDataGraphURI, nt);
      } catch (Exception e) {
        e.printStackTrace();
      }
    } catch (Exception e) {
      e.printStackTrace();
    }
    return nt;
  }
Beispiel #5
0
    private JSONObject reformLastestRaiwayStationData(String sensorURL) {
      JSONObject result = new JSONObject();
      try {
        SensorManager sensorManager = new SensorManager();
        Sensor sensor = sensorManager.getSpecifiedSensorWithSensorId(sensorURL);
        if (sensor == null) return result;
        PredictionDetailedXMLParser preParser = new PredictionDetailedXMLParser();
        preParser.getPredictionDetailedForOneStation(sensor);

        Observation obs = sensorManager.getNewestObservationForOneSensor(sensorURL);
        JSONObject metaJson = new JSONObject();
        metaJson.put("name", sensor.getName());
        metaJson.put("source", sensor.getSource());
        metaJson.put("sourceType", sensor.getSourceType());
        metaJson.put("city", sensor.getPlace().getCity());
        metaJson.put("country", sensor.getPlace().getCountry());

        ArrayList<String> signs = new ArrayList<String>();
        String sign;

        List<String> observations =
            sensorManager.getObservationsWithTimeCriteria(
                sensor.getId(), "=", obs.getTimes(), null);
        ArrayList readArr = new ArrayList<>();
        boolean isFirst = true;
        for (String obsStr : observations) {
          List<ArrayList> readings = sensorManager.getReadingDataOfObservation(obsStr);
          Map m1 = new LinkedHashMap();
          for (int i = 0; i < readings.size(); i++) {
            ArrayList reading = readings.get(i);
            sign =
                reading.get(0).toString().substring(reading.get(0).toString().lastIndexOf("#") + 1);
            if (isFirst) signs.add(sign);
            String unit = null;
            String content = null;
            try {
              content = reading.get(1).toString();
              unit = reading.get(2).toString();
            } catch (Exception e) {
            }
            if (unit == null) {
              unit = "no";
            }
            Map m2 = new LinkedHashMap();
            m2.put("value", content + "");
            m2.put("unit", unit);
            m1.put(sign, m2);
          }
          isFirst = false;
          readArr.add(m1);
        }

        JSONObject readingJson = new JSONObject();
        readingJson.put("vars", signs);
        readingJson.put("readings", readArr);

        OutputStream out = null;
        out = DatabaseUtilities.getNewestSensorData(sensorURL);
        JSONObject json = (JSONObject) JSONSerializer.toJSON(out.toString());
        json.put("updated", DateUtil.date2StandardString(new Date()));
        json.put("ntriples", JSONUtil.JSONToNTriple(json.getJSONObject("results")));
        json.put("error", "false");
        json.put("meta", metaJson);
        json.put("data", readingJson);
        System.out.println(json);
        result = json;
      } catch (Exception e) {
        e.printStackTrace();
        JSONObject jsonResult = new JSONObject();
        jsonResult.put("error", "true");
        result = jsonResult;
      }
      return result;
    }
Beispiel #6
0
    private JSONObject reformLastestBikehireData(String sensorURL, JSONArray filterArr) {
      JSONObject result = new JSONObject();
      try {
        SensorManager sensorManager = new SensorManager();
        Sensor sensor = sensorManager.getSpecifiedSensorWithSensorId(sensorURL);
        if (sensor == null) return result;
        Observation obs = null;
        List<String> observations = new ArrayList();
        if (filterArr.size() == 0) {
          obs = sensorManager.getNewestObservationForOneSensor(sensorURL);
          if (obs != null) observations.add(obs.getId());
        } else {
          Date fromTime = DateUtil.string2Date(filterArr.getString(2), "MM/dd/yyyy HH:mm");
          String operator = filterArr.getString(1);
          observations =
              sensorManager.getObservationsWithTimeCriteria(sensorURL, operator, fromTime, null);
        }
        JSONObject metaJson = new JSONObject();
        metaJson.put("name", sensor.getName());
        metaJson.put("source", sensor.getSource());
        metaJson.put("sourceType", sensor.getSourceType());
        metaJson.put("city", sensor.getPlace().getCity());
        metaJson.put("country", sensor.getPlace().getCountry());

        Calendar today = Calendar.getInstance();
        today.add(Calendar.DATE, -15);
        Date fromTime = new Date(today.getTimeInMillis());

        ArrayList historicalJson = sensorManager.getSensorHistoricalData(sensorURL, fromTime);
        List signs = new ArrayList<String>();
        String sign;

        Map m1 = new LinkedHashMap();
        ArrayList readArr = new ArrayList<>();
        for (String obsId : observations) {
          List<ArrayList> readings = sensorManager.getReadingDataOfObservation(obsId);
          for (ArrayList reading : readings) {
            sign =
                reading.get(0).toString().substring(reading.get(0).toString().lastIndexOf("#") + 1);
            signs.add(sign);
            String unit = null;
            String content = null;
            try {
              content = reading.get(1).toString();
              unit = reading.get(2).toString();
            } catch (Exception e) {
            }
            if (unit == null) {
              unit = "no";
            }
            Map m2 = new LinkedHashMap();
            m2.put("value", content);
            m2.put("unit", unit);
            m1.put(sign, m2);
          }
          readArr.add(m1);
        }

        JSONObject readingJson = new JSONObject();
        readingJson.put("vars", signs);
        readingJson.put("readings", readArr);

        OutputStream out = null;
        out = DatabaseUtilities.getNewestSensorData(sensorURL);
        JSONObject json = (JSONObject) JSONSerializer.toJSON(out.toString());
        json.put("updated", DateUtil.date2StandardString(new Date()));
        json.put("ntriples", JSONUtil.JSONToNTriple(json.getJSONObject("results")));
        json.put("error", "false");
        json.put("meta", metaJson);
        json.put("data", readingJson);
        json.put("history", historicalJson);
        System.out.println(json);
        result = json;
      } catch (Exception e) {
        e.printStackTrace();
        JSONObject jsonResult = new JSONObject();
        jsonResult.put("error", "true");
        result = jsonResult;
      }
      return result;
    }