iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/analyze/cache/schema/lastcache/value/ILastCacheValue.java

/*
 * 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
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package org.apache.iotdb.db.queryengine.plan.analyze.cache.schema.lastcache.value;

import org.apache.iotdb.tsfile.read.TimeValuePair;
import org.apache.iotdb.tsfile.utils.TsPrimitiveType;

// this interface declares the simplest storage operation of lastCacheValue
public interface ILastCacheValue {

  long getTimestamp();

  TsPrimitiveType getValue();

  void setTimestamp(long timestamp);

  void setValue(TsPrimitiveType value);

  TimeValuePair getTimeValuePair();

  int estimateSize();
}