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/*
 * 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.flink.runtime.state.heap;

import org.apache.flink.api.common.typeutils.TypeSerializer;
import org.apache.flink.runtime.state.RegisteredKeyValueStateBackendMetaInfo;

/**
 * Interface for synchronicity behavior of heap snapshot strategy.
 *
 * @param  The data type that the serializer serializes.
 */
interface SnapshotStrategySynchronicityBehavior {

	default void finalizeSnapshotBeforeReturnHook(Runnable runnable) {

	}

	boolean isAsynchronous();

	 StateTable newStateTable(
		InternalKeyContext keyContext,
		RegisteredKeyValueStateBackendMetaInfo newMetaInfo,
		TypeSerializer keySerializer);
}




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