Example usage for com.google.gson.stream JsonReader nextString

List of usage examples for com.google.gson.stream JsonReader nextString

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Introduction

In this page you can find the example usage for com.google.gson.stream JsonReader nextString.

Prototype

public String nextString() throws IOException

Source Link

Document

Returns the com.google.gson.stream.JsonToken#STRING string value of the next token, consuming it.

Usage

From source file:com.google.maps.internal.AddressTypeAdapter.java

License:Open Source License

/**
 * Read a address component type from a Geocoding API result and convert it to a
 * {@link AddressComponentType}./*from  w w  w .  j a v a2 s  .c o  m*/
 */
@Override
public AddressType read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();
        return null;
    }

    return AddressType.lookup(reader.nextString());
}

From source file:com.google.maps.internal.DateTimeAdapter.java

License:Open Source License

/**
 * Read a Time object from a Directions API result and convert it to a {@link DateTime}.
 *
 * <p>We are expecting to receive something akin to the following:
 * <pre>/*w  w w.  ja v  a2  s.c  o m*/
 * {
 *   "text" : "4:27pm",
 *   "time_zone" : "Australia/Sydney",
 *   "value" : 1406528829
 * }
 * </pre>
 */
@Override
public DateTime read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();
        return null;
    }

    String timeZoneId = "";
    long secondsSinceEpoch = 0L;

    reader.beginObject();
    while (reader.hasNext()) {
        String name = reader.nextName();
        if (name.equals("text")) {
            // Ignore the human readable rendering.
            reader.nextString();
        } else if (name.equals("time_zone")) {
            timeZoneId = reader.nextString();
        } else if (name.equals("value")) {
            secondsSinceEpoch = reader.nextLong();
        }

    }
    reader.endObject();

    return new DateTime(secondsSinceEpoch * 1000, DateTimeZone.forID(timeZoneId));
}

From source file:com.google.maps.internal.DistanceAdapter.java

License:Open Source License

/**
 * Read a distance object from a Directions API result and convert it to a {@link Distance}.
 *
 * <p>We are expecting to receive something akin to the following:
 * <pre>/*from  ww w .  ja v  a  2s  .  c  o  m*/
 * {
 *   "value": 207,
     "text": "0.1 mi"
 * }
 * </pre>
 */
@Override
public Distance read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();
        return null;
    }

    Distance distance = new Distance();

    reader.beginObject();
    while (reader.hasNext()) {
        String name = reader.nextName();
        if (name.equals("text")) {
            distance.humanReadable = reader.nextString();
        } else if (name.equals("value")) {
            distance.inMeters = reader.nextLong();
        }

    }
    reader.endObject();

    return distance;
}

From source file:com.google.maps.internal.DurationAdapter.java

License:Open Source License

/**
 * Read a distance object from a Directions API result and convert it to a {@link Distance}.
 *
 * <p>We are expecting to receive something akin to the following:
 * <pre>//  w w w  .  j av a2  s  . c  om
 * {
 *   "value": 207,
     "text": "0.1 mi"
 * }
 * </pre>
 */
@Override
public Duration read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();
        return null;
    }

    Duration duration = new Duration();

    reader.beginObject();
    while (reader.hasNext()) {
        String name = reader.nextName();
        if (name.equals("text")) {
            duration.humanReadable = reader.nextString();
        } else if (name.equals("value")) {
            duration.inSeconds = reader.nextLong();
        }

    }
    reader.endObject();

    return duration;
}

From source file:com.google.maps.internal.FareAdapter.java

License:Open Source License

/**
 * Read a Fare object from the Directions API and convert to a {@link com.google.maps.model.Fare}
 *
 * <pre>{/*w  w  w  .j a va2  s .  c o m*/
 *   "currency": "USD",
 *   "value": 6
 * }</pre>
 */
@Override
public Fare read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();
        return null;
    }

    Fare fare = new Fare();
    reader.beginObject();
    while (reader.hasNext()) {
        String key = reader.nextName();
        if ("currency".equals(key)) {
            fare.currency = Currency.getInstance(reader.nextString());
        } else if ("value".equals(key)) {
            // this relies on nextString() being able to coerce raw numbers to strings
            fare.value = new BigDecimal(reader.nextString());
        } else {
            // Be forgiving of unexpected values
            reader.skipValue();
        }
    }
    reader.endObject();

    return fare;
}

From source file:com.google.maps.internal.GeolocationResponseAdapter.java

License:Open Source License

@Override
public GeolocationApi.Response read(JsonReader reader) throws IOException {

    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();// w ww  .ja va 2 s .com
        return null;
    }
    GeolocationApi.Response response = new GeolocationApi.Response();
    LatLngAdapter latLngAdapter = new LatLngAdapter();

    reader.beginObject(); // opening {
    while (reader.hasNext()) {
        String name = reader.nextName();
        // two different objects could be returned a success object containing "location" and "accuracy"
        // keys or an error object containing an "error" key
        if (name.equals("location")) {
            // we already have a parser for the LatLng object so lets use that
            response.location = latLngAdapter.read(reader);
        } else if (name.equals("accuracy")) {
            response.accuracy = reader.nextDouble();
        } else if (name.equals("error")) {
            reader.beginObject(); // the error key leads to another object...
            while (reader.hasNext()) {
                String errName = reader.nextName();
                // ...with keys "errors", "code" and "message"
                if (errName.equals("code")) {
                    response.code = reader.nextInt();
                } else if (errName.equals("message")) {
                    response.message = reader.nextString();
                } else if (errName.equals("errors")) {
                    reader.beginArray(); // its plural because its an array of errors...
                    while (reader.hasNext()) {
                        reader.beginObject();// ...and each error array element is an object...
                        while (reader.hasNext()) {
                            errName = reader.nextName();
                            // ...with keys "reason", "domain", "debugInfo", "location", "locationType",  and "message" (again)
                            if (errName.equals("reason")) {
                                response.reason = reader.nextString();
                            } else if (errName.equals("domain")) {
                                response.domain = reader.nextString();
                            } else if (errName.equals("debugInfo")) {
                                response.debugInfo = reader.nextString();
                            } else if (errName.equals("message")) {
                                // have this already
                                reader.nextString();
                            } else if (errName.equals("location")) {
                                reader.nextString();
                            } else if (errName.equals("locationType")) {
                                reader.nextString();
                            }
                        }
                        reader.endObject();
                    }
                    reader.endArray();
                }
            }
            reader.endObject(); // closing }
        }
    }
    reader.endObject();
    return response;
}

From source file:com.google.maps.internal.LocalTimeAdapter.java

License:Open Source License

/**
 * Read a time from the Places API and convert to a {@link LocalTime}
 *///  w w  w .  ja  v a  2 s  .  c o  m
@Override
public LocalTime read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();
        return null;
    }

    if (reader.peek() == JsonToken.STRING) {
        DateTimeFormatter dtf = DateTimeFormat.forPattern("HHmm");
        return LocalTime.parse(reader.nextString(), dtf);
    }

    throw new UnsupportedOperationException("Unsupported format");
}

From source file:com.google.maps.internal.SafeEnumAdapter.java

License:Open Source License

@Override
public E read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();/*www  . ja  v a2 s  . co m*/
        return null;
    }
    String value = reader.nextString();
    try {
        return Enum.valueOf(clazz, value.toUpperCase(Locale.ENGLISH));
    } catch (IllegalArgumentException iae) {
        log.warning(String.format("Unknown type for enum %s: '%s'", clazz.getName(), value));
        return unknownValue;
    }
}

From source file:com.google.maps.internal.TravelModeAdapter.java

License:Open Source License

/**
 * Read a travel mode from a Directions API result and convert it to a {@link TravelMode}.
 *///from w ww . ja  v  a 2  s  .co m
@Override
public TravelMode read(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.NULL) {
        reader.nextNull();
        return null;
    }

    return TravelMode.lookup(reader.nextString());
}

From source file:com.google.samples.apps.iosched.sync.userdata.util.UserActionHelper.java

License:Open Source License

public static List<UserAction> deserializeUserActions(String str) {
    try {//from  w  ww .  j a v  a  2  s  . co m
        ArrayList<UserAction> actions = new ArrayList<UserAction>();
        JsonReader reader = new JsonReader(new StringReader(str));
        reader.beginArray();
        while (reader.hasNext()) {
            reader.beginObject();
            UserAction action = new UserAction();
            while (reader.hasNext()) {
                String key = reader.nextName();
                if ("type".equals(key)) {
                    action.type = UserAction.TYPE.valueOf(reader.nextString());
                } else if ("id".equals(key)) {
                    action.sessionId = reader.nextString();
                } else {
                    throw new RuntimeException("Invalid key " + key + " in serialized UserAction: " + str);
                }
            }
            reader.endObject();
            actions.add(action);
        }
        reader.endArray();
        return actions;
    } catch (IOException ex) {
        throw new RuntimeException("Error deserializing UserActions: " + str, ex);
    }
}