github.com/zuoyebang/bitalosdb@v1.1.1-0.20240516111551-79a8c4d8ce20/internal/cache/cache.go (about)

     1  // Copyright 2021 The Bitalosdb author(hustxrb@163.com) and other contributors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package cache
    16  
    17  type ICache interface {
    18  	Set([]byte, []byte, uint32) error
    19  	Delete([]byte, uint32) error
    20  	ExistAndDelete([]byte, uint32) error
    21  	Get([]byte, uint32) ([]byte, func(), bool)
    22  	GetKeyHash([]byte) uint32
    23  	MetricsInfo() string
    24  	Close()
    25  }