001/*
002 * Copyright (c) 2025 See AUTHORS file.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *   http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 */
017
018package com.github.tommyettinger.kryo.libgdx;
019
020import com.badlogic.gdx.utils.ObjectSet;
021import com.esotericsoftware.kryo.Kryo;
022import com.esotericsoftware.kryo.Serializer;
023import com.esotericsoftware.kryo.io.Input;
024import com.esotericsoftware.kryo.io.Output;
025
026/**
027 * Kryo {@link Serializer} for libGDX {@link ObjectSet}s.
028 */
029public class ObjectSetSerializer extends Serializer<ObjectSet> {
030
031    public ObjectSetSerializer() {
032        setImmutable(false);
033    }
034
035    @Override
036    public void write(final Kryo kryo, final Output output, final ObjectSet data) {
037        output.writeVarInt(data.size, true);
038        for(Object item : data) {
039            kryo.writeClassAndObject(output, item);
040        }
041    }
042
043    @Override
044    public ObjectSet<?> read(final Kryo kryo, final Input input, final Class<? extends ObjectSet> dataClass) {
045        final int len = input.readVarInt(true);
046        ObjectSet data = new ObjectSet(len);
047        for (int i = 0; i < len; i++) {
048            data.add(kryo.readClassAndObject(input));
049        }
050        return data;
051    }
052
053    @Override
054    public ObjectSet<?> copy(Kryo kryo, ObjectSet original) {
055        return new ObjectSet<>(original);
056    }
057}