/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.kafka.image.writer;

import org.apache.kafka.server.common.ApiMessageAndVersion;

import java.util.ArrayList;
import java.util.List;


/**
 * Writes a metadata image to a list of records.
 */
public class RecordListWriter implements ImageWriter {
    private final List<ApiMessageAndVersion> records = new ArrayList<>();
    private boolean closed = false;

    @Override
    public void write(ApiMessageAndVersion record) {
        if (closed) throw new ImageWriterClosedException();
        records.add(record);
    }

    public List<ApiMessageAndVersion> records() {
        return records;
    }

    @Override
    public void close(boolean complete) {
        if (closed) return;
        closed = true;
        if (!complete) {
            records.clear();
        }
    }
}
