micro/cache/memory/memory.go

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2020-07-08 13:08:59 +03:00
// Package memory is an in memory cache
package memory
import (
"sync"
"github.com/unistack-org/micro/v3/cache"
"github.com/unistack-org/micro/v3/errors"
2020-07-08 13:08:59 +03:00
)
type memoryCache struct {
// TODO: use a decent caching library
sync.RWMutex
values map[string]interface{}
}
func (m *memoryCache) Init(opts ...cache.Option) error {
// TODO: implement
return nil
}
func (m *memoryCache) Get(key string) (interface{}, error) {
m.RLock()
defer m.RUnlock()
v, ok := m.values[key]
if !ok {
return nil, errors.NotFound("go.micro.cache", key+" not found")
}
return v, nil
}
func (m *memoryCache) Set(key string, val interface{}) error {
m.Lock()
m.values[key] = val
m.Unlock()
return nil
}
func (m *memoryCache) Delete(key string) error {
m.Lock()
delete(m.values, key)
m.Unlock()
return nil
}
func (m *memoryCache) String() string {
return "memory"
}
func NewCache(opts ...cache.Option) cache.Cache {
return &memoryCache{
values: make(map[string]interface{}),
}
}