/*
* Catroid: An on-device visual programming system for Android devices
* Copyright (C) 2010-2016 The Catrobat Team
* (<http://developer.catrobat.org/credits>)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* An additional term exception under section 7 of the GNU Affero
* General Public License, version 3, is available at
* http://developer.catrobat.org/license_additional_term
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.catrobat.catroid.io;
import android.util.Log;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonPrimitive;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import org.catrobat.catroid.content.bricks.Brick;
import java.lang.reflect.Type;
public class BackpackBrickSerializerAndDeserializer implements JsonSerializer<Brick>, JsonDeserializer<Brick> {
private static final String TAG = BackpackBrickSerializerAndDeserializer.class.getSimpleName();
private static final String TYPE = "bricktype";
private static final String PROPERTY = "properties";
@Override
public JsonElement serialize(Brick brick, Type typeOfSrc, JsonSerializationContext context) {
JsonObject jsonObject = new JsonObject();
String packageName = brick.getClass().getPackage().getName();
String className = brick.getClass().getSimpleName();
jsonObject.add(TYPE, new JsonPrimitive(packageName + '.' + className));
jsonObject.add(PROPERTY, context.serialize(brick, brick.getClass()));
return jsonObject;
}
@Override
public Brick deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) {
JsonObject jsonObject = json.getAsJsonObject();
String type = jsonObject.get(TYPE).getAsString();
JsonElement element = jsonObject.get(PROPERTY);
Class classToDeserialize;
try {
classToDeserialize = Class.forName(type);
} catch (ClassNotFoundException classNotFoundException) {
Log.e(TAG, "Could not deserialize backpacked brick element: " + type);
StorageHandler.getInstance().deleteBackpackFile();
return null;
}
return context.deserialize(element, classToDeserialize);
}
}