org.bitpipeline.lib.owm.LocalizedWeatherData.java Source code

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Here is the source code for org.bitpipeline.lib.owm.LocalizedWeatherData.java

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/**
 * Copyright 2013 J. Miguel P. Tavares
 *
 * 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.bitpipeline.lib.owm;

import org.json.JSONObject;

public class LocalizedWeatherData extends WeatherData {
    private static final String JSON_URL = "url";
    private static final String JSON_COORD = "coord";
    private static final String JSON_DISTANCE = "distance";

    public static class GeoCoord {
        private static final String JSON_LAT = "lat";
        private static final String JSON_LON = "lon";

        private float latitude;
        private float longitude;

        GeoCoord(JSONObject json) {
            this.latitude = (float) json.optDouble(GeoCoord.JSON_LAT);
            this.longitude = (float) json.optDouble(GeoCoord.JSON_LON);
        }

        public boolean hasLatitude() {
            return this.latitude != Float.NaN;
        }

        public float getLatitude() {
            return latitude;
        }

        public boolean hasLongitude() {
            return this.longitude != Float.NaN;
        }

        public float getLongitude() {
            return longitude;
        }
    }

    private final String url;
    private final GeoCoord coord;
    private final float distance;

    public LocalizedWeatherData(JSONObject json) {
        super(json);

        this.url = json.optString(LocalizedWeatherData.JSON_URL);
        this.distance = (float) json.optDouble(LocalizedWeatherData.JSON_DISTANCE, Double.NaN);

        JSONObject jsonCoord = json.optJSONObject(LocalizedWeatherData.JSON_COORD);
        this.coord = jsonCoord != null ? new GeoCoord(jsonCoord) : null;
    }

    public boolean hasUrl() {
        return this.url != null && this.url.length() > 0;
    }

    public String getUrl() {
        return this.url;
    }

    public boolean hasCoord() {
        return this.coord != null;
    }

    public GeoCoord getCoord() {
        return this.coord;
    }

    public boolean hasDistance() {
        return !Float.isNaN(this.distance);
    }

    public float getDistance() {
        return this.distance;
    }
}