コード例 #1
0
ファイル: ChallengeFinder.java プロジェクト: krixkrix/AbcSjov
  @SuppressWarnings("unchecked")
  private void xmlScan() {

    // the images can be scaled to 400px width by:
    // mkdir results
    // for f in *jpg; do echo "file $f"; convert "$f[400x>]" results/$f; done

    // parse the XML data for challenges
    // Get the Android-specific compiled XML parser.
    ArrayList<Challenge> challenges = null;
    int nOptions = 3;

    try {
      XmlResourceParser xrp = AbcSjovActivity.getAppContext().getResources().getXml(R.xml.q1);

      while (xrp.getEventType() != XmlResourceParser.END_DOCUMENT) {
        if (xrp.getEventType() == XmlResourceParser.START_TAG) {
          String s = xrp.getName();

          if (s.equals("level")) {
            challenges = new ArrayList<Challenge>();
            String optionStr = xrp.getAttributeValue(null, "options");
            nOptions = Integer.parseInt(optionStr);
          } else if (s.equals("question") && challenges != null) {

            Challenge ch = new Challenge();
            ch.resid = xrp.getAttributeResourceValue(null, "id", 0);
            ch.answer = xrp.getAttributeValue(null, "answer");
            ch.avoid = xrp.getAttributeValue(null, "avoid");
            ch.options = xrp.getAttributeValue(null, "options");
            ch.nOptions = nOptions;

            challenges.add(ch);
          }
        } else if (xrp.getEventType() == XmlResourceParser.END_TAG) {
          String s = xrp.getName();
          if (s.equals("level")) {
            challengeMap.add(challenges);
          }
        } else if (xrp.getEventType() == XmlResourceParser.TEXT) {
          // pass
        }
        xrp.next();
      }
      xrp.close();

      mLastChallengeSet = (ArrayList<Challenge>) challenges.clone();

    } catch (XmlPullParserException xppe) {
      Log.e(TAG, "Failure of .getEventType or .next, probably bad file format");
      xppe.toString();
    } catch (IOException ioe) {
      Log.e(TAG, "Unable to read resource file");
      ioe.printStackTrace();
    } catch (NullPointerException e) {
      Log.e(TAG, "NullPointerException in scanXml");
      e.printStackTrace();
    }
  }
コード例 #2
0
 static {
   try {
     PARSER_FACTORY = XmlPullParserFactory.newInstance();
     PARSER_FACTORY.setNamespaceAware(true);
     PARSER_FACTORY.setValidating(false);
   } catch (XmlPullParserException e) {
     log.severe(e.toString());
   }
 }
コード例 #3
0
 private static XmlPullParser getNewParser() {
   if (parser == null) {
     try {
       XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
       parser = factory.newPullParser();
     } catch (XmlPullParserException xe) {
       System.out.println(xe.toString());
     }
   }
   return parser;
 }
コード例 #4
0
ファイル: SyncAdapter.java プロジェクト: ahs88/PopularMovies
  /**
   * Called by the Android system in response to a request to run the sync adapter. The work
   * required to read data from the network, parse it, and store it in the content provider is done
   * here. Extending AbstractThreadedSyncAdapter ensures that all methods within SyncAdapter run on
   * a background thread. For this reason, blocking I/O and other long-running tasks can be run
   * <em>in situ</em>, and you don't have to set up a separate thread for them. .
   *
   * <p>This is where we actually perform any work required to perform a sync. {@link
   * AbstractThreadedSyncAdapter} guarantees that this will be called on a non-UI thread, so it is
   * safe to peform blocking I/O here.
   *
   * <p>The syncResult argument allows you to pass information back to the method that triggered the
   * sync.
   */
  @Override
  public void onPerformSync(
      Account account,
      Bundle extras,
      String authority,
      ContentProviderClient provider,
      SyncResult syncResult) {
    Log.i(TAG, "Beginning network synchronization");
    try {
      final URL location = new URL(POPULAR_MOVIE_URL);
      InputStream stream = null;

      try {
        Log.i(TAG, "Streaming data from network: " + location);
        stream = downloadUrl(location);
        updateMovieDetails(stream, syncResult);

        // Makes sure that the InputStream is closed after the app is
        // finished using it.
      } catch (JsonSyntaxException jse) {
        jse.printStackTrace();
      } finally {
        if (stream != null) {
          stream.close();
        }
      }
    } catch (MalformedURLException e) {
      Log.wtf(TAG, "Feed URL is malformed", e);
      syncResult.stats.numParseExceptions++;
      return;
    } catch (IOException e) {
      Log.e(TAG, "Error reading from network: " + e.toString());
      syncResult.stats.numIoExceptions++;
      return;
    } catch (XmlPullParserException e) {
      Log.e(TAG, "Error parsing feed: " + e.toString());
      syncResult.stats.numParseExceptions++;
      return;
    } catch (ParseException e) {
      Log.e(TAG, "Error parsing feed: " + e.toString());
      syncResult.stats.numParseExceptions++;
      return;
    } catch (RemoteException e) {
      Log.e(TAG, "Error updating database: " + e.toString());
      syncResult.databaseError = true;
      return;
    } catch (OperationApplicationException e) {
      Log.e(TAG, "Error updating database: " + e.toString());
      syncResult.databaseError = true;
      return;
    }
    Log.i(TAG, "Network synchronization complete");
  }
コード例 #5
0
  public List<FleetEvent> parse(InputStream stream, OgameResources resources) {
    List<FleetEvent> eventList = new LinkedList<>();

    try {
      XmlPullParserFactory xppfactory = XmlPullParserFactory.newInstance();
      XmlPullParser xpp = xppfactory.newPullParser();
      BufferedReader reader = new BufferedReader(new InputStreamReader(stream));
      xpp.setInput(reader);
      xpp.defineEntityReplacementText("ndash", "-");
      xpp.defineEntityReplacementText("nbsp", " ");

      FleetEvent lastScannedEvent = null;
      // To make the next for loop look easier to read and understand, we get to the first instance
      // of
      // <tr class="eventFleet">
      int eventType = xpp.getEventType();
      while (eventType != XmlPullParser.END_DOCUMENT) {
        String tagName = xpp.getName();

        if (tagName != null && tagName.equals("tr") && hasAttrValue(xpp, "class", "eventFleet")) {
          lastScannedEvent = new FleetEvent();
          int attrCount = xpp.getAttributeCount();
          for (int index = 0; index < attrCount; index++) {
            String attrName = xpp.getAttributeName(index);
            if (attrName.equals("data-mission-type")) {
              String value = xpp.getAttributeValue(index);
              lastScannedEvent.data_mission_type = Integer.valueOf(value);
            } else if (attrName.equals("data-return-flight")) {
              String value = xpp.getAttributeValue(index);
              lastScannedEvent.data_return_flight = Boolean.valueOf(value);
            } else if (attrName.equals("data-arrival-time")) {
              String value = xpp.getAttributeValue(index);
              lastScannedEvent.data_arrival_time = Long.valueOf(value);
            }
          }
          // We must call next() here before breaking. Otherwise, the next loop
          // will add the incomplete FleetEvent object since it will detect
          // the same <tr...> element and think it's a new event when it's
          // still the same first event.
          xpp.next();
          break;
        }
        try {
          eventType = xpp.next();
        } catch (XmlPullParserException e) {
          /* For some strange reason, the emulator can reach this catch block with
           * e set to null. (Why and how?) Might be a debugger bug
           */
          System.out.println("Analysis of an error: " + e + '\n' + e.getMessage());
          e.printStackTrace();
        } catch (ArrayIndexOutOfBoundsException e) {
          // This exception occurs near the end of the document, but it is not something that
          // should stop the app over.
          System.err.println(
              "Possibly reached end of document (HTML is painful): " + e + '\n' + e.getMessage());
          e.printStackTrace();
          eventType = XmlPullParser.END_DOCUMENT;
        }
      }

      // No events scanned. Just return.
      if (lastScannedEvent == null) return eventList;

      eventType = xpp.getEventType();
      while (eventType != XmlPullParser.END_DOCUMENT) {
        // Begin parsing for fleet events.
        if (eventType == XmlPullParser.START_TAG) {
          String tagName = xpp.getName();
          tagName = (tagName == null) ? "" : tagName;

          if (tagName.equals("tr") && hasAttrValue(xpp, "class", "eventFleet")) {
            eventList.add(lastScannedEvent);
            lastScannedEvent = new FleetEvent();

            int attrCount = xpp.getAttributeCount();
            for (int index = 0; index < attrCount; index++) {
              String attrName = xpp.getAttributeName(index);
              if (attrName.equals("data-mission-type")) {
                String value = xpp.getAttributeValue(index);
                lastScannedEvent.data_mission_type = Integer.valueOf(value);
              } else if (attrName.equals("data-return-flight")) {
                String value = xpp.getAttributeValue(index);
                lastScannedEvent.data_return_flight = Boolean.valueOf(value);
              } else if (attrName.equals("data-arrival-time")) {
                String value = xpp.getAttributeValue(index);
                lastScannedEvent.data_arrival_time = Long.valueOf(value);
              }
            }
          } else if (tagName.equals("td")) {
            if (hasAttrValue(xpp, "class", "originFleet")) {
              /* Example from the extracted response sample:
                                   * 	<td class="originFleet"> <--XPP pointer is here currently
              	<span class="tooltip" title="A Whole New World">
              		<figure class="planetIcon planet"></figure>
              		A Whole New World
              	</span>
              </td>
              */
              tagName = xpp.getName();
              int htmlevent = 0;
              int counter = 0;
              // From the response extract, we need 5 next()'s to get to the text we need.
              // Set a hard limit just in case.
              while ((htmlevent != XmlPullParser.END_TAG || !tagName.equalsIgnoreCase("figure"))
                  && counter < 5) {
                htmlevent = xpp.next();
                tagName = xpp.getName();
                counter++;
              }

              xpp.next();
              if (xpp.getEventType() == XmlPullParser.TEXT) {
                lastScannedEvent.originFleet = xpp.getText();
                if (lastScannedEvent.originFleet != null)
                  lastScannedEvent.originFleet = lastScannedEvent.originFleet.trim();
              }
            } else if (hasAttrValue(xpp, "class", "coordsOrigin")) {
              /* Example:
              * <td class="coordsOrigin"> <-- XPP pointer here
              	<a href="http://s125-en.ogame.gameforge.com/game/index.php?page=galaxy&galaxy=1&system=373" target="_top">
              		[1:373:8]
              	</a>
              </td>
              */
              tagName = xpp.getName();

              // We need 2 next()'s to get to the <a> element. Use a hard limit just in case.
              int htmlevent = 0;
              int counter = 0;
              while ((htmlevent != XmlPullParser.START_TAG || !tagName.equalsIgnoreCase("a"))
                  && counter < 2) {
                htmlevent = xpp.next();
                tagName = xpp.getName();
                counter++;
              }

              xpp.next();
              if (xpp.getEventType() == XmlPullParser.TEXT) {
                lastScannedEvent.coordsOrigin = new LinkHTML();
                String coordinates = xpp.getText();
                if (coordinates != null) {
                  coordinates = coordinates.trim();
                } else {
                  coordinates = "";
                }
                lastScannedEvent.coordsOrigin.text = coordinates;
              }
            } else if (hasAttrValue(xpp, "class", "icon_movement")
                || hasAttrValue(xpp, "class", "icon_movement_reserve")) {
              // Have to parse another HTML snippet. This HTML is both encoded to not confuse
              // the parser, so it must be decoded first. Then it must be put through another
              // XmlPullParser to gather the data.
              /* Example:
               * <td class="icon_movement"> <-- xpp point here
               * 	<span class="blah blah blah"
               * 		title="bunch of escaped HTML we have to unescape"
               * 		data-federation-user-id="">
               * 			&nbsp;
               * 	</span>
               * </td>
               */
              tagName = xpp.getName();
              int htmlevent = 0;
              tagName = (tagName == null) ? "" : tagName;
              while (htmlevent != XmlPullParser.START_TAG || !tagName.equalsIgnoreCase("span")) {
                htmlevent = xpp.next();
                tagName = xpp.getName();
              }

              Map<String, Long> fleetData = null;
              if (xpp.getEventType() == XmlPullParser.START_TAG) {
                int attrSize = xpp.getAttributeCount();
                String titleValue = null;
                for (int index = 0; index < attrSize; index++) {
                  String attrName = xpp.getAttributeName(index);
                  if (attrName.equals("title")) {
                    titleValue = xpp.getAttributeValue(index);
                  }
                }

                if (titleValue != null) {
                  parseFleetResComposition(
                      titleValue, lastScannedEvent.fleet, lastScannedEvent.resources);
                }
              }
            } else if (hasAttrValue(xpp, "class", "destFleet")) {
              /* Example:
              * <td class="destFleet"> <-- XPP pointer here
              	<span class="tooltip" title="Slot 8 unavailable">
              		<figure class="planetIcon planet"></figure>
              		Slot 8 unavailable
              	</span>
              </td>
              */
              int counter = 0;
              int htmlevent = 0;
              tagName = xpp.getName();
              tagName = (tagName == null) ? "" : tagName;
              while ((htmlevent != XmlPullParser.END_TAG || !tagName.equalsIgnoreCase("figure"))
                  && counter < 5) {
                htmlevent = xpp.next();
                tagName = xpp.getName();
                counter++;
              }
              xpp.next();
              if (xpp.getEventType() == XmlPullParser.TEXT) {
                lastScannedEvent.destFleet = xpp.getText();
                if (lastScannedEvent.destFleet != null)
                  lastScannedEvent.destFleet = lastScannedEvent.destFleet.trim();
              }
            } else if (hasAttrValue(xpp, "class", "destCoords")) {
              /* Example:
              * <td class="destCoords"> <--XPP pointer here
              	<a href="http://s125-en.ogame.gameforge.com/game/index.php?page=galaxy&galaxy=1&system=204" target="_top">
              		[1:204:8]
              	</a>
              </td>
              */

              int counter = 0;
              int htmlevent = 0;
              tagName = xpp.getName();
              tagName = (tagName == null) ? "" : tagName;
              while ((htmlevent != XmlPullParser.START_TAG || !tagName.equalsIgnoreCase("a"))
                  && counter < 2) {
                htmlevent = xpp.next();
                tagName = xpp.getName();
                counter++;
              }

              xpp.next();
              if (xpp.getEventType() == XmlPullParser.TEXT) {
                lastScannedEvent.destCoords = new LinkHTML();
                String coordinates = xpp.getText();
                if (coordinates != null) {
                  coordinates = coordinates.trim();
                } else {
                  coordinates = "";
                }
                lastScannedEvent.destCoords.text = coordinates;
              }
            }
          }
        }
        try {
          eventType = xpp.next();
        } catch (XmlPullParserException e) {
          //					System.out.println("Analysis of an error: " + e + '\n' + e.getMessage());
          //					e.printStackTrace();
          eventType = XmlPullParser.END_DOCUMENT;
        } catch (ArrayIndexOutOfBoundsException e) {
          // This exception occurs near the end of the document, but it is not something that
          // should stop the app over.
          System.err.println(
              "Possibly reached end of document (HTML is painful): " + e + '\n' + e.getMessage());
          e.printStackTrace();
          eventType = XmlPullParser.END_DOCUMENT;
        }
      }
      eventList.add(lastScannedEvent);
    } catch (XmlPullParserException e) {
      System.err.println(e.toString() + '\n' + e.getMessage());
      e.printStackTrace();
      return null;
    } catch (IOException e) {
      System.err.println(e.toString() + '\n' + e.getMessage());
      e.printStackTrace();
    }
    return eventList;
  }
コード例 #6
0
  /**
   * Unescapes the HTML-escaped data in the parameter string htmlEncodedData. The string is then
   * parsed with an XmlPullParser to extract fleet and resource data. The data is inserted into a
   * Map<String, Long> object. This Map is then returned.
   *
   * @param htmlEncodedData - HTML-escaped string containing the details of the fleet breakdown and
   *     composition
   * @return a Map<String, Long> object containing fleet and resource composition. Keys are listed
   *     in class FleetAndResources
   */
  private void parseFleetResComposition(
      String htmlEncodedData, Map<String, Long> fleet, FleetResources res) {
    StringReader strReader = null;
    XmlPullParser subxpp = null;
    try {
      strReader = new StringReader(htmlEncodedData);
      subxpp = XmlPullParserFactory.newInstance().newPullParser();
      subxpp.setInput(strReader);
      subxpp.defineEntityReplacementText("nbsp", " ");

      boolean parsingShips = false;
      boolean parsingRes = false;
      String currentShip;
      String currentRes;

      int eventType = subxpp.getEventType();
      while (eventType != XmlPullParser.END_DOCUMENT) {
        if (subxpp.getEventType() == XmlPullParser.TEXT) {
          String textData = subxpp.getText();
          textData = textData.replaceAll(":", "");
          if (textData.equals("Ships")) {
            parsingShips = true;
            break;
          }
        }
        try {
          subxpp.next();
          eventType = subxpp.getEventType();
        } catch (XmlPullParserException e) {
          //					System.out.println("Caught an exception. Not stopping: " + e + '\n' +
          // e.getMessage());
          //					e.printStackTrace();
        }
      }

      while (parsingShips && eventType != XmlPullParser.END_DOCUMENT) {
        subxpp.next();
        eventType = subxpp.getEventType();
        if (eventType == XmlPullParser.TEXT) {
          String textData = subxpp.getText();
          if (textData != null) {
            textData = textData.trim();
          }
          if (textData != null && textData.length() > 0) {
            if (textData.equals("Shipment:")) {
              parsingRes = true;
              break;
            } else {
              textData = textData.substring(0, textData.length() - 1);
              currentShip = FleetAndResources.getName(textData);
            }

            textData = "";
            while (textData.length() == 0) {
              subxpp.next();
              eventType = subxpp.getEventType();
              if (eventType == XmlPullParser.TEXT) {
                textData = subxpp.getText();
                textData = textData.trim();
              }
            }

            String numshipstr = textData;
            numshipstr = numshipstr.replaceAll("\\.", "");
            if (currentShip != null && currentShip.length() > 0) {
              Long numships = Long.valueOf(numshipstr);
              fleet.put(currentShip, numships);
            }
          }
        }
      }

      eventType = subxpp.getEventType();
      while (parsingRes && eventType != XmlPullParser.END_DOCUMENT) {
        subxpp.next();
        eventType = subxpp.getEventType();
        if (eventType == XmlPullParser.TEXT) {
          String textData = subxpp.getText();
          if (textData != null) {
            textData = textData.trim();
          }
          if (textData != null && textData.length() > 0) {
            String resType = subxpp.getText();
            if (FleetAndResources.METAL_TAG.equals(resType)) {
              currentRes = FleetAndResources.METAL;
            } else if (FleetAndResources.CRYSTAL_TAG.equals(resType)) {
              currentRes = FleetAndResources.CRYSTAL;
            } else if (FleetAndResources.DEUT_TAG.equals(resType)) {
              currentRes = FleetAndResources.DEUT;
            } else {
              continue;
            }

            textData = "";
            while (textData.length() == 0) {
              subxpp.next();
              eventType = subxpp.getEventType();
              if (eventType == XmlPullParser.TEXT) {
                textData = subxpp.getText();
                textData = textData.trim();
              }
            }

            String amount = textData;
            amount = amount.replaceAll("\\.", "");
            if (amount.length() > 0) {
              long amt = Long.valueOf(amount);
              if (currentRes == FleetAndResources.METAL) {
                res.metal = amt;
              } else if (currentRes == FleetAndResources.CRYSTAL) {
                res.crystal = amt;
              } else if (currentRes == FleetAndResources.DEUT) {
                res.deuterium = amt;
              }
            }
          }
        }
      }
    } catch (XmlPullParserException | IOException e) {
      System.err.println(e.toString() + '\n' + e.getMessage());
      e.printStackTrace();
    } finally {
      if (subxpp != null) {
        try {
          subxpp.setInput(null);
        } catch (XmlPullParserException e) {
          System.err.println(e.toString() + '\n' + e.getMessage());
          e.printStackTrace();
        }
      }

      if (strReader != null) strReader.close();
    }
  }
コード例 #7
0
  @Override
  void retrieveSupplementalInfo() throws IOException {

    CharSequence contents =
        HttpHelper.downloadViaHttp(
            "https://bsplus.srowen.com/ss?c=" + country + "&t=" + type + "&i=" + productID,
            HttpHelper.ContentType.XML);

    String detailPageURL = null;
    Collection<String> authors = new ArrayList<String>();
    String title = null;
    String formattedNewPrice = null;
    String formattedUsedPrice = null;
    boolean error = false;

    try {
      XmlPullParser xpp = buildParser(contents);

      boolean seenItem = false;
      boolean seenLowestNewPrice = false;
      boolean seenLowestUsedPrice = false;

      for (int eventType = xpp.getEventType();
          eventType != XmlPullParser.END_DOCUMENT;
          eventType = xpp.next()) {
        if (eventType == XmlPullParser.START_TAG) {
          String name = xpp.getName();
          if ("Item".equals(name)) {
            if (seenItem) {
              break;
            } else {
              seenItem = true;
            }
          } else if ("DetailPageURL".equals(name)) {
            assertTextNext(xpp);
            detailPageURL = xpp.getText();
          } else if ("Author".equals(name)) {
            assertTextNext(xpp);
            authors.add(xpp.getText());
          } else if ("Title".equals(name)) {
            assertTextNext(xpp);
            title = xpp.getText();
          } else if ("LowestNewPrice".equals(name)) {
            seenLowestNewPrice = true;
            seenLowestUsedPrice = false;
          } else if ("LowestUsedPrice".equals(name)) {
            seenLowestNewPrice = false;
            seenLowestUsedPrice = true;
          } else if ("FormattedPrice".equals(name)) {
            if (seenLowestNewPrice || seenLowestUsedPrice) {
              assertTextNext(xpp);
              String theText = xpp.getText();
              if (seenLowestNewPrice) {
                formattedNewPrice = theText;
              } else {
                formattedUsedPrice = theText;
              }
              seenLowestNewPrice = false;
              seenLowestUsedPrice = false;
            }
          } else if ("Errors".equals(name)) {
            error = true;
            break;
          }
        }
      }

    } catch (XmlPullParserException xppe) {
      throw new IOException(xppe.toString());
    }

    if (error || detailPageURL == null) {
      return;
    }

    Collection<String> newTexts = new ArrayList<String>();
    maybeAddText(title, newTexts);
    maybeAddTextSeries(authors, newTexts);
    if (formattedNewPrice != null) {
      maybeAddText(formattedNewPrice, newTexts);
    } else if (formattedUsedPrice != null) {
      maybeAddText(formattedUsedPrice, newTexts);
    }

    append(productID, "Amazon", newTexts.toArray(new String[newTexts.size()]), detailPageURL);
  }
コード例 #8
0
  public double getDistance(GeoPoint point1, GeoPoint point2) {
    double distance = -1;
    InputStream is = null;

    Uri.Builder uribuilder = new Uri.Builder();
    uribuilder.encodedPath(API_URL);
    uribuilder.appendQueryParameter(
        "ll1", (point1.getLatitudeE6() / 1E6) + "," + (point1.getLongitudeE6() / 1E6));
    uribuilder.appendQueryParameter(
        "ll2", (point2.getLatitudeE6() / 1E6) + "," + (point2.getLongitudeE6() / 1E6));
    String uri = uribuilder.toString();

    try {
      HttpGet httpGet = new HttpGet();
      HttpResponse response = null;
      httpGet.setURI(new URI(uri));
      response = mHttpClient.execute(httpGet);
      if (response == null) {
        Log.w(TAG, "getDistance:Response is null");
        return -1;
      }
      int status = response.getStatusLine().getStatusCode();
      if (status != HttpStatus.SC_OK) {
        Log.w(TAG, "getDistance:HttpStatus=" + status);
        return -1;
      }
      is = response.getEntity().getContent();
    } catch (ClientProtocolException e) {
      Log.e(TAG, "getDistance:" + e.toString());
      e.printStackTrace();
      return -1;
    } catch (URISyntaxException e) {
      Log.e(TAG, "getDistance:" + e.toString());
      e.printStackTrace();
      return -1;
    } catch (IOException e) {
      Log.e(TAG, "getDistance:" + e.toString());
      e.printStackTrace();
      return -1;
    }

    try {
      XmlPullParser parser = Xml.newPullParser();
      parser.setInput(is, "UTF-8");

      int eventType = parser.getEventType();

      while (eventType != XmlPullParser.END_DOCUMENT) {
        switch (eventType) {
          case XmlPullParser.START_TAG:
            String tag = parser.getName();
            if (tag.equals("distance")) {
              distance = Double.parseDouble(parser.nextText());
              break;
            }
            break;
        }
        eventType = parser.next();
      }
      if (distance < 0) {
        Log.w(TAG, "getDistance: Tag 'distance' not found");
        return -1;
      }

    } catch (XmlPullParserException e) {
      Log.e(TAG, "getDistance:" + e.toString());
      e.printStackTrace();
      return -1;
    } catch (IOException e) {
      Log.e(TAG, "getDistance:" + e.toString());
      e.printStackTrace();
      return -1;
    }

    return distance;
  }