org.apache.flink.runtime.state.context.ContextSubKeyedState Maven / Gradle / Ivy
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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.context;
import org.apache.flink.runtime.state.internal.InternalKvState;
import org.apache.flink.runtime.state.subkeyed.SubKeyedState;
/**
* used to get current key and namespace.
*
* @param The type of key the state is associated to.
* @param The type of the namespace.
* @param The type of values kept internally in state.
*/
public interface ContextSubKeyedState extends InternalKvState {
/**
* Returns the backed {@link SubKeyedState}.
*/
SubKeyedState getSubKeyedState();
}