pl.llp.aircasting.api.gson.NoteAdapter.java Source code

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/**
 AirCasting - Share your Air!
 Copyright (C) 2011-2012 HabitatMap, Inc.
    
 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.
    
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
    
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
    
 You can contact the authors by email at <info@habitatmap.org>
 */
package pl.llp.aircasting.api.gson;

import pl.llp.aircasting.android.Logger;
import pl.llp.aircasting.model.Note;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonParseException;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;

import java.lang.reflect.Type;
import java.util.Date;

public class NoteAdapter implements JsonDeserializer<Note>, JsonSerializer<Note> {
    @Override
    public Note deserialize(JsonElement element, Type type, JsonDeserializationContext context)
            throws JsonParseException {
        Note note = new Note();

        JsonObject object = element.getAsJsonObject();

        try {
            note.setDate((Date) context.deserialize(object.get("date"), Date.class));
            note.setNumber(object.get("number").getAsInt());
            note.setLatitude(object.get("latitude").getAsDouble());
            note.setLongitude(object.get("longitude").getAsDouble());
            note.setText((String) context.deserialize(object.get("text"), String.class));
            note.setPhotoPath((String) context.deserialize(object.get("photo_location"), String.class));
        } catch (Exception e) {
            Logger.w("Error deserializing note " + object, e);
        }

        return note;
    }

    @Override
    public JsonElement serialize(Note note, Type type, JsonSerializationContext context) {
        JsonObject object = new JsonObject();

        object.addProperty("number", note.getNumber());
        object.addProperty("latitude", note.getLatitude());
        object.addProperty("longitude", note.getLongitude());
        object.add("date", context.serialize(note.getDate()));
        object.addProperty("text", note.getText());

        return object;
    }
}