xorm/caches/memory_store.go
Lunny Xiao 049a28cfb7
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Add leveldb cache store (#1545)
Add leveldb cache store

Reviewed-on: #1545
2020-02-25 12:22:21 +00:00

50 lines
1.0 KiB
Go

// Copyright 2015 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package caches
import (
"sync"
)
var _ CacheStore = NewMemoryStore()
// MemoryStore represents in-memory store
type MemoryStore struct {
store map[interface{}]interface{}
mutex sync.RWMutex
}
// NewMemoryStore creates a new store in memory
func NewMemoryStore() *MemoryStore {
return &MemoryStore{store: make(map[interface{}]interface{})}
}
// Put puts object into store
func (s *MemoryStore) Put(key string, value interface{}) error {
s.mutex.Lock()
defer s.mutex.Unlock()
s.store[key] = value
return nil
}
// Get gets object from store
func (s *MemoryStore) Get(key string) (interface{}, error) {
s.mutex.RLock()
defer s.mutex.RUnlock()
if v, ok := s.store[key]; ok {
return v, nil
}
return nil, ErrNotExist
}
// Del deletes object
func (s *MemoryStore) Del(key string) error {
s.mutex.Lock()
defer s.mutex.Unlock()
delete(s.store, key)
return nil
}