Example usage for org.json JSONArray length

Introduction

In this page you can find the example usage for org.json JSONArray length.

Prototype

public int length() 

Source Link

Document

Get the number of elements in the JSONArray, included nulls.

Usage

From source file:com.jennifer.ui.util.DomUtil.java

public String collapseAttr() {
    StringBuilder str = new StringBuilder();

    String style = collapseStyle();

    if (!style.equals("")) {
        if (attrs.has("style")) {
            style = getString("style") + ";" + style;
        }/* ww  w.  j a  va2 s .  c o  m*/
        put("style", style);
    }

    JSONArray names = attrs.names();

    if (names != null) {
        for (int i = 0, len = names.length(); i < len; i++) {
            String key = names.getString(i);
            String value = get(key).toString();
            str.append(" " + key + "=\"" + value + "\"");
        }
    }

    return str.toString();
}

---

From source file:com.jennifer.ui.util.DomUtil.java

public static String join(JSONArray list, String separator) {
    int len = list.length();
    StringBuilder sb = new StringBuilder();

    for (int i = 0; i < len; i += 1) {
        if (i > 0) {
            sb.append(separator);//from  ww w. j  a v a2 s  .co m
        }
        sb.append(list.getString(i));
    }
    return sb.toString();
}

---

From source file:com.jennifer.ui.util.DomUtil.java

public DomUtil attr(JSONObject JSONObject) {
    JSONArray list = JSONObject.names();

    for (int i = 0, len = list.length(); i < len; i++) {
        String key = list.getString(i);
        put(key, JSONObject.get(key));//from w  w w.j a  va2 s  . c  o m
    }

    return this;
}

---

From source file:edu.msu.walajahi.sunshine.app.FetchWeatherTask.java

/**
 * Take the String representing the complete forecast in JSON Format and
 * pull out the data we need to construct the Strings needed for the wireframes.
 *
 * Fortunately parsing is easy:  constructor takes the JSON string and converts it
 * into an Object hierarchy for us.//w  ww  . j  a  va 2 s .c  om
 */
private void getWeatherDataFromJson(String forecastJsonStr, String locationSetting) throws JSONException {

    // Now we have a String representing the complete forecast in JSON Format.
    // Fortunately parsing is easy:  constructor takes the JSON string and converts it
    // into an Object hierarchy for us.

    // These are the names of the JSON objects that need to be extracted.

    // Location information
    final String OWM_CITY = "city";
    final String OWM_CITY_NAME = "name";
    final String OWM_COORD = "coord";

    // Location coordinate
    final String OWM_LATITUDE = "lat";
    final String OWM_LONGITUDE = "lon";

    // Weather information.  Each day's forecast info is an element of the "list" array.
    final String OWM_LIST = "list";

    final String OWM_PRESSURE = "pressure";
    final String OWM_HUMIDITY = "humidity";
    final String OWM_WINDSPEED = "speed";
    final String OWM_WIND_DIRECTION = "deg";

    // All temperatures are children of the "temp" object.
    final String OWM_TEMPERATURE = "temp";
    final String OWM_MAX = "max";
    final String OWM_MIN = "min";

    final String OWM_WEATHER = "weather";
    final String OWM_DESCRIPTION = "main";
    final String OWM_WEATHER_ID = "id";

    try {
        JSONObject forecastJson = new JSONObject(forecastJsonStr);
        JSONArray weatherArray = forecastJson.getJSONArray(OWM_LIST);

        JSONObject cityJson = forecastJson.getJSONObject(OWM_CITY);
        String cityName = cityJson.getString(OWM_CITY_NAME);

        JSONObject cityCoord = cityJson.getJSONObject(OWM_COORD);
        double cityLatitude = cityCoord.getDouble(OWM_LATITUDE);
        double cityLongitude = cityCoord.getDouble(OWM_LONGITUDE);

        long locationId = addLocation(locationSetting, cityName, cityLatitude, cityLongitude);

        // Insert the new weather information into the database
        Vector<ContentValues> cVVector = new Vector<ContentValues>(weatherArray.length());

        // OWM returns daily forecasts based upon the local time of the city that is being
        // asked for, which means that we need to know the GMT offset to translate this data
        // properly.

        // Since this data is also sent in-order and the first day is always the
        // current day, we're going to take advantage of that to get a nice
        // normalized UTC date for all of our weather.

        Time dayTime = new Time();
        dayTime.setToNow();

        // we start at the day returned by local time. Otherwise this is a mess.
        int julianStartDay = Time.getJulianDay(System.currentTimeMillis(), dayTime.gmtoff);

        // now we work exclusively in UTC
        dayTime = new Time();

        for (int i = 0; i < weatherArray.length(); i++) {
            // These are the values that will be collected.
            long dateTime;
            double pressure;
            int humidity;
            double windSpeed;
            double windDirection;

            double high;
            double low;

            String description;
            int weatherId;

            // Get the JSON object representing the day
            JSONObject dayForecast = weatherArray.getJSONObject(i);

            // Cheating to convert this to UTC time, which is what we want anyhow
            dateTime = dayTime.setJulianDay(julianStartDay + i);

            pressure = dayForecast.getDouble(OWM_PRESSURE);
            humidity = dayForecast.getInt(OWM_HUMIDITY);
            windSpeed = dayForecast.getDouble(OWM_WINDSPEED);
            windDirection = dayForecast.getDouble(OWM_WIND_DIRECTION);

            // Description is in a child array called "weather", which is 1 element long.
            // That element also contains a weather code.
            JSONObject weatherObject = dayForecast.getJSONArray(OWM_WEATHER).getJSONObject(0);
            description = weatherObject.getString(OWM_DESCRIPTION);
            weatherId = weatherObject.getInt(OWM_WEATHER_ID);

            // Temperatures are in a child object called "temp".  Try not to name variables
            // "temp" when working with temperature.  It confuses everybody.
            JSONObject temperatureObject = dayForecast.getJSONObject(OWM_TEMPERATURE);
            high = temperatureObject.getDouble(OWM_MAX);
            low = temperatureObject.getDouble(OWM_MIN);

            ContentValues weatherValues = new ContentValues();

            weatherValues.put(WeatherEntry.COLUMN_LOC_KEY, locationId);
            weatherValues.put(WeatherEntry.COLUMN_DATE, dateTime);
            weatherValues.put(WeatherEntry.COLUMN_HUMIDITY, humidity);
            weatherValues.put(WeatherEntry.COLUMN_PRESSURE, pressure);
            weatherValues.put(WeatherEntry.COLUMN_WIND_SPEED, windSpeed);
            weatherValues.put(WeatherEntry.COLUMN_DEGREES, windDirection);
            weatherValues.put(WeatherEntry.COLUMN_MAX_TEMP, high);
            weatherValues.put(WeatherEntry.COLUMN_MIN_TEMP, low);
            weatherValues.put(WeatherEntry.COLUMN_SHORT_DESC, description);
            weatherValues.put(WeatherEntry.COLUMN_WEATHER_ID, weatherId);

            cVVector.add(weatherValues);
        }

        int inserted = 0;
        // add to database
        if (cVVector.size() > 0) {
            // Student: call bulkInsert to add the weatherEntries to the database here
            ContentValues[] cvArray = new ContentValues[cVVector.size()];
            cVVector.toArray(cvArray);
            inserted = mContext.getContentResolver().bulkInsert(WeatherEntry.CONTENT_URI, cvArray);
        }
        Log.d(LOG_TAG, "FetchWeatherTask Complete. " + inserted + " Inserted");

    } catch (JSONException e) {
        Log.e(LOG_TAG, e.getMessage(), e);
        e.printStackTrace();
    }
}

---

From source file:com.orange.oidc.secproxy_service.Token.java

public void fromToken(String token) {
    reset();//from  w  w  w .  j  av  a 2s .  co m
    if (token == null)
        return;

    try {
        JSONObject jObject = null;

        // try token as is
        try {
            jObject = new JSONObject(token);
        } catch (Exception e) {
        }

        // try to decode JWT
        if (jObject == null) {
            String ds = getJSON(token);
            if (ds != null)
                jObject = new JSONObject(ds);
        }

        if (jObject != null) {
            JSONArray names = jObject.names();
            if (names != null) {
                for (int j = 0; j < names.length(); j++) {
                    String name = names.getString(j);
                    // Log.d("Token",name);
                    setField(name, jObject.get(name));
                }
            }
        }
    } catch (JSONException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
}

---

From source file:com.orange.oidc.secproxy_service.Token.java

void setField(String name, Object object) {
    if (name == null || name.length() == 0)
        return;// w ww.  j a  v  a 2  s  .  co m

    if (name.compareTo("iss") == 0) {
        iss = (String) object;
    } else if (name.compareTo("sub") == 0) {
        sub = (String) object;
    } else if (name.compareTo("aud") == 0) {
        JSONArray jArray = (JSONArray) object;
        aud = "";
        for (int i = 0; i < jArray.length(); i++) {
            try {
                aud += jArray.getString(i) + " ";
            } catch (JSONException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    } else if (name.compareTo("jti") == 0) {
        jti = (String) object;
    } else if (name.compareTo("exp") == 0) {
        exp = getIntAsString(object);
    } else if (name.compareTo("iat") == 0) {
        iat = getIntAsString(object);
    } else if (name.compareTo("auth_time") == 0) {
        auth_time = getIntAsString(object);
    } else if (name.compareTo("nonce") == 0) {
        nonce = (String) object;
    } else if (name.compareTo("at_hash") == 0) {
        at_hash = (String) object;
    } else if (name.compareTo("acr") == 0) {
        acr = (String) object;
    } else if (name.compareTo("amr") == 0) {
        amr = (String) object;
    } else if (name.compareTo("azp") == 0) {
        azp = (String) object;
    } else if (name.compareTo("tim_app_key") == 0) {
        tak = (String) object;
    }
}

---

From source file:cz.muni.fi.japanesedictionary.entity.JapaneseCharacter.java

/**
 * Universal privatemethod for parsing JSON array.
 * //www. j a  va  2s.  c om
 * @param sense - JSONArray to be parsed
 */
private List<String> parseOneJSONArray(JSONArray sense) {
    if (sense == null) {
        return null;
    }
    List<String> temp = new ArrayList<>();
    for (int k = 0; k < sense.length(); k++) {
        String value;
        try {
            value = sense.getString(k);
            temp.add(value);
        } catch (JSONException e) {
            Log.w(LOG_TAG, "getting parseOneSense() expression failed: " + e.toString());
            e.printStackTrace();
        }
    }
    return temp;
}

---

From source file:com.extremeboredom.wordattack.utils.JSONUtils.java

/**
 * get String array from jsonObject//from   ww w  .  ja v a 2  s .  c  o  m
 *
 * @param jsonObject
 * @param key
 * @param defaultValue
 * @return <ul>
 * <li>if jsonObject is null, return defaultValue</li>
 * <li>if key is null or empty, return defaultValue</li>
 * <li>if {@link JSONObject#getJSONArray(String)} exception, return defaultValue</li>
 * <li>if {@link JSONArray#getString(int)} exception, return defaultValue</li>
 * <li>return string array</li>
 * </ul>
 */
public static String[] getStringArray(JSONObject jsonObject, String key, String[] defaultValue) {
    if (jsonObject == null || StringUtils.isEmpty(key)) {
        return defaultValue;
    }

    try {
        JSONArray statusArray = jsonObject.getJSONArray(key);
        if (statusArray != null) {
            String[] value = new String[statusArray.length()];
            for (int i = 0; i < statusArray.length(); i++) {
                value[i] = statusArray.getString(i);
            }
            return value;
        }
    } catch (JSONException e) {
        if (isPrintException) {
            e.printStackTrace();
        }
        return defaultValue;
    }
    return defaultValue;
}

---

From source file:com.extremeboredom.wordattack.utils.JSONUtils.java

/**
 * get String list from jsonObject/*  ww w.j  a  v  a2  s  .c  om*/
 *
 * @param jsonObject
 * @param key
 * @param defaultValue
 * @return <ul>
 * <li>if jsonObject is null, return defaultValue</li>
 * <li>if key is null or empty, return defaultValue</li>
 * <li>if {@link JSONObject#getJSONArray(String)} exception, return defaultValue</li>
 * <li>if {@link JSONArray#getString(int)} exception, return defaultValue</li>
 * <li>return string array</li>
 * </ul>
 */
public static List<String> getStringList(JSONObject jsonObject, String key, List<String> defaultValue) {
    if (jsonObject == null || StringUtils.isEmpty(key)) {
        return defaultValue;
    }

    try {
        JSONArray statusArray = jsonObject.getJSONArray(key);
        if (statusArray != null) {
            List<String> list = new ArrayList<String>();
            for (int i = 0; i < statusArray.length(); i++) {
                list.add(statusArray.getString(i));
            }
            return list;
        }
    } catch (JSONException e) {
        if (isPrintException) {
            e.printStackTrace();
        }
        return defaultValue;
    }
    return defaultValue;
}

---

From source file:com.example.android.popularmoviesist2.data.FetchTrailerMovieTask.java

private String[] getMoviesDataFromJson(String moviesJsonStr) throws JSONException {

    final String JSON_LIST = "results";
    final String JSON_ID = "id";
    final String JSON_KEY = "key";
    final String JSON_NAME = "name";
    final String JSON_SITE = "site";

    urlYoutbe.clear();/* ww  w  . j av  a2  s .  co  m*/

    try {
        JSONObject moviesJson = new JSONObject(moviesJsonStr);
        JSONArray moviesArray = moviesJson.getJSONArray(JSON_LIST);

        final String[] result = new String[moviesArray.length()];

        for (int i = 0; i < moviesArray.length(); i++) {

            JSONObject movie = moviesArray.getJSONObject(i);
            String id = movie.getString(JSON_ID);
            String key = movie.getString(JSON_KEY);
            String name = movie.getString(JSON_NAME);
            String site = movie.getString(JSON_SITE);

            result[i] = key;
        }
        return result;
    } catch (JSONException e) {
        Log.e(LOG_TAG, e.getMessage(), e);
        e.printStackTrace();
        return null;
    }

}

---

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