/*
* 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.kafka.streams.state;
import org.apache.kafka.common.annotation.InterfaceStability;
import org.apache.kafka.streams.processor.StateStore;
/**
* A windowed store interface extending {@link StateStore}.
*
* @param <K> Type of keys
* @param <V> Type of values
*/
@InterfaceStability.Unstable
public interface WindowStore<K, V> extends StateStore, ReadOnlyWindowStore<K, V> {
/**
* Put a key-value pair with the current wall-clock time as the timestamp
* into the corresponding window
*/
void put(K key, V value);
/**
* Put a key-value pair with the given timestamp into the corresponding window
*/
void put(K key, V value, long timestamp);
}