org.apache.flink.runtime.state.ttl.TtlMapState 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.flink.runtime.state.ttl;
import org.apache.flink.api.common.state.StateTtlConfig;
import org.apache.flink.api.common.typeutils.TypeSerializer;
import org.apache.flink.runtime.state.internal.InternalMapState;
import org.apache.flink.util.FlinkRuntimeException;
import javax.annotation.Nonnull;
import java.util.AbstractMap;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.function.Function;
/**
* This class wraps map state with TTL logic.
*
* @param The type of key the state is associated to
* @param The type of the namespace
* @param Type of the user entry key of state with TTL
* @param Type of the user entry value of state with TTL
*/
class TtlMapState
extends AbstractTtlState, Map>, InternalMapState>>
implements InternalMapState {
TtlMapState(
InternalMapState> original,
StateTtlConfig config,
TtlTimeProvider timeProvider,
TypeSerializer