com.github.prominence.openweathermap.api.request.air.pollution.AirPollutionResponseMapper Maven / Gradle / Ivy
/*
*
* * Copyright (c) 2021 Alexey Zinchenko
* *
* * Permission is hereby granted, free of charge, to any person obtaining a copy
* * of this software and associated documentation files (the "Software"), to deal
* * in the Software without restriction, including without limitation the rights
* * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* * copies of the Software, and to permit persons to whom the Software is
* * furnished to do so, subject to the following conditions:
* *
* * The above copyright notice and this permission notice shall be included in all
* * copies or substantial portions of the Software.
* *
* * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* * SOFTWARE.
*
*/
package com.github.prominence.openweathermap.api.request.air.pollution;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.github.prominence.openweathermap.api.enums.AirQualityIndex;
import com.github.prominence.openweathermap.api.model.Coordinate;
import com.github.prominence.openweathermap.api.model.air.pollution.AirPollutionDetails;
import com.github.prominence.openweathermap.api.model.air.pollution.AirPollutionRecord;
import java.time.Instant;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.TimeZone;
/**
* The type Air pollution response mapper.
*/
public class AirPollutionResponseMapper {
/**
* Map to air pollution air pollution.
*
* @param json the json
* @return the air pollution
*/
public AirPollutionDetails mapToAirPollution(String json) {
final ObjectMapper objectMapper = new ObjectMapper();
AirPollutionDetails airPollutionDetails;
try {
final JsonNode root = objectMapper.readTree(json);
airPollutionDetails = mapToAirPollution(root);
} catch (JsonProcessingException e) {
throw new RuntimeException("Cannot parse Air Pollution response");
}
return airPollutionDetails;
}
private AirPollutionDetails mapToAirPollution(JsonNode rootNode) {
final AirPollutionDetails airPollutionDetails = new AirPollutionDetails();
airPollutionDetails.setCoordinate(parseCoordinate(rootNode.get("coord")));
final List sampleList = new ArrayList<>();
final JsonNode sampleListNode = rootNode.get("list");
sampleListNode.forEach(sampleNode -> {
sampleList.add(parseAirPollutionSample(sampleNode));
});
airPollutionDetails.setAirPollutionRecords(sampleList);
return airPollutionDetails;
}
private AirPollutionRecord parseAirPollutionSample(JsonNode sampleNode) {
AirPollutionRecord airPollutionRecord = new AirPollutionRecord();
airPollutionRecord.setForecastTime(LocalDateTime.ofInstant(Instant.ofEpochSecond(sampleNode.get("dt").asInt()), TimeZone.getDefault().toZoneId()));
airPollutionRecord.setAirQualityIndex(AirQualityIndex.getByIndex(sampleNode.get("main").get("aqi").asInt()));
final JsonNode componentsNode = sampleNode.get("components");
airPollutionRecord.setCO(componentsNode.get("co").asDouble());
airPollutionRecord.setNO(componentsNode.get("no").asDouble());
airPollutionRecord.setNO2(componentsNode.get("no2").asDouble());
airPollutionRecord.setO3(componentsNode.get("o3").asDouble());
airPollutionRecord.setSO2(componentsNode.get("so2").asDouble());
airPollutionRecord.setPM2_5(componentsNode.get("pm2_5").asDouble());
airPollutionRecord.setPM10(componentsNode.get("pm10").asDouble());
airPollutionRecord.setNH3(componentsNode.get("nh3").asDouble());
return airPollutionRecord;
}
private Coordinate parseCoordinate(JsonNode rootNode) {
final JsonNode latitudeNode = rootNode.get("lat");
final JsonNode longitudeNode = rootNode.get("lon");
if (latitudeNode != null && longitudeNode != null) {
return Coordinate.of(latitudeNode.asDouble(), longitudeNode.asDouble());
}
return null;
}
}