| // SPDX-FileCopyrightText: © 2023 Matthias Andreas Benkard <code@mail.matthias.benkard.de> |
| // |
| // SPDX-License-Identifier: GPL-3.0-or-later |
| |
| package eu.mulk.jgvariant.tool.jsonb; |
| |
| import com.google.common.primitives.Bytes; |
| import eu.mulk.jgvariant.core.Signature; |
| import eu.mulk.jgvariant.core.Variant; |
| import jakarta.json.bind.serializer.JsonbSerializer; |
| import jakarta.json.bind.serializer.SerializationContext; |
| import jakarta.json.stream.JsonGenerator; |
| import java.text.ParseException; |
| import java.util.List; |
| |
| @SuppressWarnings("java:S6548") |
| public final class VariantSerializer implements JsonbSerializer<Variant> { |
| |
| public static final VariantSerializer INSTANCE = new VariantSerializer(); |
| |
| private final ByteArraySerializer byteArraySerializer = ByteArraySerializer.INSTANCE; |
| |
| private final Signature byteArraySignature; |
| |
| private VariantSerializer() { |
| try { |
| byteArraySignature = Signature.parse("ay"); |
| } catch (ParseException e) { |
| // impossible |
| throw new IllegalArgumentException(e); |
| } |
| } |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public void serialize(Variant obj, JsonGenerator generator, SerializationContext ctx) { |
| if (obj.signature().equals(byteArraySignature)) { |
| byteArraySerializer.serialize(Bytes.toArray((List<Byte>) obj.value()), generator, ctx); |
| } else { |
| ctx.serialize(obj.value(), generator); |
| } |
| } |
| } |