discord4j.common.jackson.PossibleDeserializers Maven / Gradle / Ivy

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/*
 * This file is part of Discord4J.
 *
 * Discord4J is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Discord4J 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Discord4J.  If not, see .
 */
package discord4j.common.jackson;

import com.fasterxml.jackson.databind.BeanDescription;
import com.fasterxml.jackson.databind.DeserializationConfig;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.deser.Deserializers;
import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;
import com.fasterxml.jackson.databind.type.ReferenceType;

import javax.annotation.Nullable;

public class PossibleDeserializers extends Deserializers.Base {

    @Nullable
    @Override
    public JsonDeserializer findReferenceDeserializer(ReferenceType refType, DeserializationConfig config,
                                                         BeanDescription beanDesc,
                                                         TypeDeserializer contentTypeDeserializer,
                                                         JsonDeserializer contentDeserializer) {
        if (refType.hasRawClass(Possible.class)) {
            return new PossibleDeserializer(refType, null, contentTypeDeserializer, contentDeserializer);
        }

        return null;
    }
}