001/*
002 * SPDX-License-Identifier: Apache-2.0
003 *
004 * Copyright 2025-2026 The Enola <https://enola.dev> Authors
005 *
006 * Licensed under the Apache License, Version 2.0 (the "License");
007 * you may not use this file except in compliance with the License.
008 * You may obtain a copy of the License at
009 *
010 *     https://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package dev.enola.common.io.object;
019
020import com.google.common.collect.ImmutableList;
021import com.google.common.collect.Iterables;
022
023import dev.enola.common.io.resource.WritableResource;
024
025import java.io.IOException;
026
027public class ObjectReaderWriterChain extends ObjectReaderChain implements ObjectReaderWriter {
028
029    private final Iterable<ObjectReaderWriter> readerWriters;
030
031    public ObjectReaderWriterChain(Iterable<ObjectReaderWriter> readerWriters) {
032        super(map(readerWriters));
033        this.readerWriters = readerWriters;
034    }
035
036    public ObjectReaderWriterChain(ObjectReaderWriter... readerWriters) {
037        this(ImmutableList.copyOf(readerWriters));
038    }
039
040    private static Iterable<ObjectReader> map(Iterable<ObjectReaderWriter> readerWriters) {
041        var readers =
042                ImmutableList.<ObjectReader>builderWithExpectedSize(Iterables.size(readerWriters));
043        readers.addAll(readerWriters);
044        return readers.build();
045    }
046
047    @Override
048    public boolean write(Object instance, WritableResource resource) throws IOException {
049        for (var writer : readerWriters) {
050            if (writer.write(instance, resource)) return true;
051        }
052        return false;
053    }
054}