1  public static Update fromString(String json) {
2    try {
3      // Read json string
4      JSONObject obj = (JSONObject) new JSONParser().parse(json);
5      int buildNumber = ((Long) obj.get("buildNumber")).intValue();
6      URL download = new URL((String) obj.get("download"));
7      // Return cached update from json
8      return new Update(buildNumber, download, true);
9    } catch (IOException | ParseException ex) {
10      Log.e(TAG, "Invalid JSON object: " + json);
11    }
12    // Shouldn't be returned, but it may happen
13    return new Update(0, null, true);
14  }
15}
16