org.apache.flink.runtime.state.AbstractKeyedStateBackendBuilder Maven / Gradle / Ivy
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* 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,
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*/
package org.apache.flink.runtime.state;
import org.apache.flink.api.common.ExecutionConfig;
import org.apache.flink.api.common.typeutils.TypeSerializer;
import org.apache.flink.core.fs.CloseableRegistry;
import org.apache.flink.runtime.query.TaskKvStateRegistry;
import org.apache.flink.runtime.state.ttl.TtlTimeProvider;
import javax.annotation.Nonnull;
import java.util.Collection;
/**
* An abstract base implementation of the {@link StateBackendBuilder} interface.
*/
public abstract class AbstractKeyedStateBackendBuilder
implements StateBackendBuilder {
protected final TaskKvStateRegistry kvStateRegistry;
protected final StateSerializerProvider keySerializerProvider;
protected final ClassLoader userCodeClassLoader;
protected final int numberOfKeyGroups;
protected final KeyGroupRange keyGroupRange;
protected final ExecutionConfig executionConfig;
protected final TtlTimeProvider ttlTimeProvider;
protected final StreamCompressionDecorator keyGroupCompressionDecorator;
protected final Collection restoreStateHandles;
protected final CloseableRegistry cancelStreamRegistry;
public AbstractKeyedStateBackendBuilder(
TaskKvStateRegistry kvStateRegistry,
TypeSerializer keySerializer,
ClassLoader userCodeClassLoader,
int numberOfKeyGroups,
KeyGroupRange keyGroupRange,
ExecutionConfig executionConfig,
TtlTimeProvider ttlTimeProvider,
@Nonnull Collection stateHandles,
StreamCompressionDecorator keyGroupCompressionDecorator,
CloseableRegistry cancelStreamRegistry) {
this.kvStateRegistry = kvStateRegistry;
this.keySerializerProvider = StateSerializerProvider.fromNewRegisteredSerializer(keySerializer);
this.userCodeClassLoader = userCodeClassLoader;
this.numberOfKeyGroups = numberOfKeyGroups;
this.keyGroupRange = keyGroupRange;
this.executionConfig = executionConfig;
this.ttlTimeProvider = ttlTimeProvider;
this.keyGroupCompressionDecorator = keyGroupCompressionDecorator;
this.restoreStateHandles = stateHandles;
this.cancelStreamRegistry = cancelStreamRegistry;
}
}