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/*
* Copyright 2014 - 2017 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.traccar.geocoder;
import javax.json.JsonObject;
public class NominatimGeocoder extends JsonGeocoder {
private static String formatUrl(String url, String key, String language) {
if (url == null) {
url = "https://nominatim.openstreetmap.org/reverse";
}
url += "?format=json&lat=%f&lon=%f&zoom=18&addressdetails=1";
if (key != null) {
url += "&key=" + key;
}
if (language != null) {
url += "&accept-language=" + language;
}
return url;
}
public NominatimGeocoder(String url, String key, String language, int cacheSize, AddressFormat addressFormat) {
super(formatUrl(url, key, language), cacheSize, addressFormat);
}
@Override
public Address parseAddress(JsonObject json) {
JsonObject result = json.getJsonObject("address");
if (result != null) {
Address address = new Address();
if (json.containsKey("display_name")) {
address.setFormattedAddress(json.getString("display_name"));
}
if (result.containsKey("house_number")) {
address.setHouse(result.getString("house_number"));
}
if (result.containsKey("road")) {
address.setStreet(result.getString("road"));
}
if (result.containsKey("suburb")) {
address.setSuburb(result.getString("suburb"));
}
if (result.containsKey("village")) {
address.setSettlement(result.getString("village"));
} else if (result.containsKey("town")) {
address.setSettlement(result.getString("town"));
} else if (result.containsKey("city")) {
address.setSettlement(result.getString("city"));
}
if (result.containsKey("state_district")) {
address.setDistrict(result.getString("state_district"));
} else if (result.containsKey("region")) {
address.setDistrict(result.getString("region"));
}
if (result.containsKey("state")) {
address.setState(result.getString("state"));
}
if (result.containsKey("country_code")) {
address.setCountry(result.getString("country_code").toUpperCase());
}
if (result.containsKey("postcode")) {
address.setPostcode(result.getString("postcode"));
}
return address;
}
return null;
}
}
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