micro/store/memcached_store.go

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package store
import (
"errors"
mc "github.com/bradfitz/gomemcache/memcache"
)
type MemcacheStore struct {
Client *mc.Client
}
func (m *MemcacheStore) Get(key string) (Item, error) {
kv, err := m.Client.Get(key)
if err != nil && err == mc.ErrCacheMiss {
return nil, errors.New("key not found")
} else if err != nil {
return nil, err
}
if kv == nil {
return nil, errors.New("key not found")
}
return &MemcacheItem{
key: kv.Key,
value: kv.Value,
}, nil
}
func (m *MemcacheStore) Del(key string) error {
return m.Client.Delete(key)
}
func (m *MemcacheStore) Put(item Item) error {
return m.Client.Set(&mc.Item{
Key: item.Key(),
Value: item.Value(),
})
}
func (m *MemcacheStore) NewItem(key string, value []byte) Item {
return &MemcacheItem{
key: key,
value: value,
}
}
func NewMemcacheStore(addrs []string, opts ...Options) Store {
if len(addrs) == 0 {
addrs = []string{"127.0.0.1:11211"}
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}
return &MemcacheStore{
Client: mc.New(addrs...),
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}
}