modules/catalog/src/main/java/org/apache/ignite/internal/catalog/storage/serialization/UpdateLogMarshaller.java

/*
 * 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.ignite.internal.catalog.storage.serialization;

import org.apache.ignite.internal.catalog.storage.UpdateLogEvent;

/**
 * Marshaller of update log entries.
 */
public interface UpdateLogMarshaller {
    /**
     * Converts a catalog versioned update into a byte array.
     *
     * @param update Versioned update to serialize.
     * @return Byte buffer with a serialized object.
     */
    byte[] marshall(UpdateLogEvent update);

    /**
     * Converts byte array into catalog versioned update.
     *
     * @param bytes Byte array.
     * @return Catalog versioned update.
     */
    UpdateLogEvent unmarshall(byte[] bytes);
}