/*
* 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.migration.runtime.state.memory;
import org.apache.flink.api.common.state.ReducingState;
import org.apache.flink.api.common.state.ReducingStateDescriptor;
import org.apache.flink.api.common.typeutils.TypeSerializer;
/**
* Heap-backed partitioned {@link ReducingState} that is
* snapshotted into a serialized memory copy.
*
* @param <K> The type of the key.
* @param <N> The type of the namespace.
* @param <V> The type of the values in the list state.
*
* @deprecated Internal class for savepoint backwards compatibility. Don't use for other purposes.
*/
@Deprecated
@SuppressWarnings("deprecation")
public class MemReducingState<K, N, V> {
public static class Snapshot<K, N, V> extends AbstractMemStateSnapshot<K, N, V, ReducingState<V>, ReducingStateDescriptor<V>> {
private static final long serialVersionUID = 1L;
public Snapshot(TypeSerializer<K> keySerializer,
TypeSerializer<N> namespaceSerializer,
TypeSerializer<V> stateSerializer,
ReducingStateDescriptor<V> stateDescs, byte[] data) {
super(keySerializer, namespaceSerializer, stateSerializer, stateDescs, data);
}
}}