@Test
  public void testDecode() throws Exception {
    PointList list = WebHelper.decodePolyline("_p~iF~ps|U", 1);
    assertEquals(Helper.createPointList(38.5, -120.2), list);

    list = WebHelper.decodePolyline("_p~iF~ps|U_ulLnnqC_mqNvxq`@", 3);
    assertEquals(Helper.createPointList(38.5, -120.2, 40.7, -120.95, 43.252, -126.453), list);
  }
  @Test
  public void testEncode() throws Exception {
    assertEquals("_p~iF~ps|U", WebHelper.encodePolyline(Helper.createPointList(38.5, -120.2)));

    assertEquals(
        "_p~iF~ps|U_ulLnnqC_mqNvxq`@",
        WebHelper.encodePolyline(
            Helper.createPointList(38.5, -120.2, 40.7, -120.95, 43.252, -126.453)));
  }
 public void doPost(HttpServletRequest request, HttpServletResponse response) {
   try {
     WebHelper webHelper = new WebHelper(request, response);
     IView view = webHelper.execute();
     if (view != null) {
       view.dispather(request, response);
     }
   } catch (Exception e) {
     e.printStackTrace();
   }
 }
  @Test
  public void testBoth() throws Exception {
    PointList list =
        Helper.createPointList(
            38.5, -120.2, 43.252, -126.453, 40.7, -120.95, 50.3139, 10.612793, 50.04303, 9.497681);
    String str = WebHelper.encodePolyline(list);
    assertEquals(list, WebHelper.decodePolyline(str, list.size()));

    list =
        Helper.createPointList(38.5, -120.2, 43.252, -126.453, 40.7, -120.95, 40.70001, -120.95001);
    str = WebHelper.encodePolyline(list);
    assertEquals(list, WebHelper.decodePolyline(str, list.size()));
  }
 @Override
 public void run() {
   // TODO
   // 在这里进行 http request.网络请求相关操作
   Message msg = new Message();
   Bundle data = new Bundle();
   WebHelper helper =
       new WebHelper(
           "http://ip168.com/chxip/doConveRate.do?fromcurrency=CNY&tocurrency=CNY&keyword=12312");
   // WebHelper helper =new WebHelper("http://www.baidu.com");
   // helper.NetType(context);
   String valString = helper.GetResult();
   data.putString("value", valString);
   msg.setData(data);
   handler.sendMessage(msg);
 }
Example #6
0
  public static PathWrapper createPathWrapper(
      JSONObject path, boolean tmpCalcPoints, boolean tmpInstructions, boolean tmpElevation) {
    PathWrapper pathWrapper = new PathWrapper();
    pathWrapper.addErrors(readErrors(path));
    if (pathWrapper.hasErrors()) return pathWrapper;

    if (path.has("snapped_waypoints")) {
      String snappedPointStr = path.getString("snapped_waypoints");
      PointList snappedPoints = WebHelper.decodePolyline(snappedPointStr, 5, tmpElevation);
      pathWrapper.setWaypoints(snappedPoints);
    }

    if (tmpCalcPoints) {
      String pointStr = path.getString("points");
      PointList pointList = WebHelper.decodePolyline(pointStr, 100, tmpElevation);
      pathWrapper.setPoints(pointList);

      if (tmpInstructions) {
        JSONArray instrArr = path.getJSONArray("instructions");

        InstructionList il = new InstructionList(null);
        int viaCount = 1;
        for (int instrIndex = 0; instrIndex < instrArr.length(); instrIndex++) {
          JSONObject jsonObj = instrArr.getJSONObject(instrIndex);
          double instDist = jsonObj.getDouble("distance");
          String text = jsonObj.getString("text");
          long instTime = jsonObj.getLong("time");
          int sign = jsonObj.getInt("sign");
          JSONArray iv = jsonObj.getJSONArray("interval");
          int from = iv.getInt(0);
          int to = iv.getInt(1);
          PointList instPL = new PointList(to - from, tmpElevation);
          for (int j = from; j <= to; j++) {
            instPL.add(pointList, j);
          }

          InstructionAnnotation ia = InstructionAnnotation.EMPTY;
          if (jsonObj.has("annotation_importance") && jsonObj.has("annotation_text")) {
            ia =
                new InstructionAnnotation(
                    jsonObj.getInt("annotation_importance"),
                    jsonObj.getString("annotation_text"),
                    0,
                    false);
          }

          Instruction instr;
          if (sign == Instruction.USE_ROUNDABOUT || sign == Instruction.LEAVE_ROUNDABOUT) {
            RoundaboutInstruction ri = new RoundaboutInstruction(sign, text, ia, instPL);

            if (jsonObj.has("exit_number")) {
              ri.setExitNumber(jsonObj.getInt("exit_number"));
            }

            if (jsonObj.has("turn_angle")) {
              // TODO provide setTurnAngle setter
              double angle = jsonObj.getDouble("turn_angle");
              ri.setDirOfRotation(angle);
              ri.setRadian((angle < 0 ? -Math.PI : Math.PI) - angle);
            }

            instr = ri;
          } else if (sign == Instruction.REACHED_VIA) {
            ViaInstruction tmpInstr = new ViaInstruction(text, ia, instPL);
            tmpInstr.setViaCount(viaCount);
            viaCount++;
            instr = tmpInstr;
          } else if (sign == Instruction.FINISH) {
            instr = new FinishInstruction(instPL, 0);
          } else {
            instr = new Instruction(sign, text, ia, instPL);
          }

          // The translation is done from the routing service so just use the provided string
          // instead of creating a combination with sign and name etc
          instr.setUseRawName();

          instr.setDistance(instDist).setTime(instTime);
          il.add(instr);
        }
        pathWrapper.setInstructions(il);
      }
    }

    double distance = path.getDouble("distance");
    long time = path.getLong("time");
    pathWrapper.setDistance(distance).setTime(time);
    return pathWrapper;
  }
Example #7
0
  @Override
  public GHResponse route(GHRequest request) {
    try {
      String places = "";
      for (GHPoint p : request.getPoints()) {
        places += "point=" + p.lat + "," + p.lon + "&";
      }

      boolean tmpInstructions = request.getHints().getBool("instructions", instructions);
      boolean tmpCalcPoints = request.getHints().getBool("calc_points", calcPoints);

      if (tmpInstructions && !tmpCalcPoints)
        throw new IllegalStateException(
            "Cannot calculate instructions without points (only points without instructions). "
                + "Use calc_points=false and instructions=false to disable point and instruction calculation");

      boolean tmpElevation = request.getHints().getBool("elevation", elevation);

      String url =
          routeServiceUrl
              + "?"
              + places
              + "&type=json"
              + "&instructions="
              + tmpInstructions
              + "&points_encoded=true"
              + "&calc_points="
              + tmpCalcPoints
              + "&algorithm="
              + request.getAlgorithm()
              + "&locale="
              + request.getLocale().toString()
              + "&elevation="
              + tmpElevation;

      if (!request.getVehicle().isEmpty()) url += "&vehicle=" + request.getVehicle();

      if (!key.isEmpty()) url += "&key=" + key;

      for (Entry<String, String> entry : request.getHints().toMap().entrySet()) {
        String urlKey = entry.getKey();
        String urlValue = entry.getValue();

        // use lower case conversion for check only!
        if (ignoreSet.contains(urlKey.toLowerCase())) continue;

        if (urlValue != null && !urlValue.isEmpty())
          url += "&" + WebHelper.encodeURL(urlKey) + "=" + WebHelper.encodeURL(urlValue);
      }

      String str = downloader.downloadAsString(url, true);
      JSONObject json = new JSONObject(str);

      GHResponse res = new GHResponse();
      res.addErrors(readErrors(json));
      if (res.hasErrors()) return res;

      JSONArray paths = json.getJSONArray("paths");
      for (int index = 0; index < paths.length(); index++) {
        JSONObject path = paths.getJSONObject(index);
        PathWrapper altRsp = createPathWrapper(path, tmpCalcPoints, tmpInstructions, tmpElevation);
        res.add(altRsp);
      }

      return res;

    } catch (Exception ex) {
      throw new RuntimeException(
          "Problem while fetching path " + request.getPoints() + ": " + ex.getMessage(), ex);
    }
  }
Example #8
0
  @Override
  public GHResponse route(GHRequest request) {
    StopWatch sw = new StopWatch().start();
    double took = 0;
    try {
      String url =
          serviceUrl
              + "?point="
              + request.getFrom().lat
              + ","
              + request.getFrom().lon
              + "&point="
              + request.getTo().lat
              + ","
              + request.getTo().lon
              + "&type=json"
              + "&points_encoded="
              + pointsEncoded
              + "&min_path_precision="
              + request.getHint("douglas.minprecision", 1)
              + "&algo="
              + request.getAlgorithm();
      String str = downloader.downloadAsString(url);
      JSONObject json = new JSONObject(str);
      took = json.getJSONObject("info").getDouble("took");
      JSONArray paths = json.getJSONArray("paths");
      JSONObject firstPath = paths.getJSONObject(0);

      boolean is3D = false;
      if (firstPath.has("points_dim")) is3D = "3".equals(firstPath.getString("points_dim"));
      double distance = firstPath.getDouble("distance");
      int time = firstPath.getInt("time");
      PointList pointList;
      if (pointsEncoded) {
        pointList = WebHelper.decodePolyline(firstPath.getString("points"), 100, is3D);
      } else {
        JSONArray coords = firstPath.getJSONObject("points").getJSONArray("coordinates");
        pointList = new PointList(coords.length(), is3D);
        for (int i = 0; i < coords.length(); i++) {
          JSONArray arr = coords.getJSONArray(i);
          double lon = arr.getDouble(0);
          double lat = arr.getDouble(1);
          if (is3D) pointList.add(lat, lon, arr.getDouble(2));
          else pointList.add(lat, lon);
        }
      }
      GHResponse res = new GHResponse();
      if (instructions) {
        JSONArray instrArr = firstPath.getJSONArray("instructions");

        InstructionList il = new InstructionList();
        for (int instrIndex = 0; instrIndex < instrArr.length(); instrIndex++) {
          JSONObject jsonObj = instrArr.getJSONObject(instrIndex);
          double instDist = jsonObj.getDouble("distance");
          String text = jsonObj.getString("text");
          long instTime = jsonObj.getLong("time");
          int sign = jsonObj.getInt("sign");
          JSONArray iv = jsonObj.getJSONArray("interval");
          int from = iv.getInt(0);
          int to = iv.getInt(1);
          PointList instPL = new PointList(to - from, is3D);
          for (int j = from; j <= to; j++) {
            instPL.add(pointList, j);
          }

          // TODO way and payment type
          Instruction instr =
              new Instruction(sign, text, -1, -1, instPL).setDistance(instDist).setTime(instTime);
          il.add(instr);
        }
        res.setInstructions(il);
      }
      return res.setPoints(pointList).setDistance(distance).setMillis(time);
    } catch (Exception ex) {
      throw new RuntimeException(
          "Problem while fetching path " + request.getFrom() + "->" + request.getTo(), ex);
    } finally {
      logger.debug("Full request took:" + sw.stop().getSeconds() + ", API took:" + took);
    }
  }