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CacheEvictionAlgorithm.h
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1 /*
2  * Copyright 2021 OmniSci, Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
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13  * See the License for the specific language governing permissions and
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16 
27 #pragma once
28 
30 
31 class NoEntryFoundException : public std::runtime_error {
32  public:
34  : std::runtime_error("Cache attempting to evict from empty queue") {}
35 };
36 
38  public:
40  virtual const ChunkKey evictNextChunk() = 0;
41  virtual void touchChunk(const ChunkKey&) = 0;
42  virtual void removeChunk(const ChunkKey&) = 0;
43 };
std::vector< int > ChunkKey
Definition: types.h:37
virtual void touchChunk(const ChunkKey &)=0
NoEntryFoundException()
virtual const ChunkKey evictNextChunk()=0
virtual void removeChunk(const ChunkKey &)=0