RegistryLib/src/main/java/io/github/axolotsh/registrylib/KeyAdapter.java

package io.github.axolotsh.registrylib;

import java.lang.reflect.Type;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonPrimitive;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;

import net.kyori.adventure.key.Key;

/**
 * Overrides the serialization logic of {@link Key}, causing it to be serialized
 * and deserialized as {@link String}.
 */
public class KeyAdapter implements JsonSerializer<Key>, JsonDeserializer<Key> {
    @Override
    public JsonElement serialize(Key src, Type typeOfSrc, JsonSerializationContext context) {
        return new JsonPrimitive(src.asString());
    }

    @Override
    public Key deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) {
        return Key.key(json.getAsString());
    }
}