ObjectConsumerDeserializer.java

/*
 * This file is part of ElementalArrows, licensed under the MIT License (MIT).
 *
 * Copyright (c) LanternPowered <https://github.com/Cybermaxke/ElementalArrows>
 * Copyright (c) contributors
 *
 * 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 org.lanternpowered.elementalarrows.parser.gson;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import org.lanternpowered.elementalarrows.function.ObjectConsumer;
import org.lanternpowered.elementalarrows.registry.TypeRegistry;

import java.lang.reflect.Type;

public class ObjectConsumerDeserializer extends JsonTypeRegistryObjectDeserializer<ObjectConsumer> {

    public ObjectConsumerDeserializer(TypeRegistry<ObjectConsumer> recipeTypeRegistry) {
        super(recipeTypeRegistry);
    }

    @Override
    public ObjectConsumer deserialize(JsonElement element, Type type, JsonDeserializationContext ctx) throws JsonParseException {
        if (element.isJsonArray()) {
            final ObjectConsumer[] consumers = ctx.deserialize(element, ObjectConsumer[].class);
            if (consumers.length == 0) {
                return obj -> {};
            } else {
                ObjectConsumer consumer = consumers[0];
                for (int i = 1; i < consumers.length; i++) {
                    //noinspection unchecked
                    consumer = consumer.andThen(consumers[i]);
                }
                return consumer;
            }
        }
        return super.deserialize(element, type, ctx);
    }
}