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Code Issues Releases Activity

Merge branch 'master' into develop

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This commit is contained in:
astaxie
2014-07-09 08:43:37 +08:00
parent 46cde6e579 cec151fda7
commit e635e274d4
4 changed files with 119 additions and 15 deletions
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43
cache/redis/redis.go vendored
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@ -46,7 +46,7 @@ func (rc *RedisCache) do(commandName string, args ...interface{}) (reply interfa
// Get cache from redis.
func (rc *RedisCache) Get(key string) interface{} {
v, err := rc.do("HGET", rc.key, key)
v, err := rc.do("GET", key)
if err != nil {
return nil
}
@ -55,43 +55,66 @@ func (rc *RedisCache) Get(key string) interface{} {
}
// put cache to redis.
// timeout is ignored.
func (rc *RedisCache) Put(key string, val interface{}, timeout int64) error {
_, err := rc.do("HSET", rc.key, key, val)
_, err := rc.do("SET", key, val)
if err != nil {
return nil
}
_, err = rc.do("HSET", rc.key, key, true)
if err != nil {
return nil
}
_, err = rc.do("EXPIRE", key, timeout)
return err
}
// delete cache in redis.
func (rc *RedisCache) Delete(key string) error {
_, err := rc.do("HDEL", rc.key, key)
_, err := rc.do("DEL", key)
if err != nil {
return nil
}
_, err = rc.do("HDEL", rc.key, key)
return err
}
// check cache exist in redis.
// check cache's existence in redis.
func (rc *RedisCache) IsExist(key string) bool {
v, err := redis.Bool(rc.do("HEXISTS", rc.key, key))
v, err := redis.Bool(rc.do("EXISTS", key))
if err != nil {
return false
}
if v == false {
_, err := rc.do("HDEL", rc.key, key)
if err != nil {
return false
}
}
return v
}
// increase counter in redis.
func (rc *RedisCache) Incr(key string) error {
_, err := redis.Bool(rc.do("HINCRBY", rc.key, key, 1))
_, err := redis.Bool(rc.do("INCRBY", key, 1))
return err
}
// decrease counter in redis.
func (rc *RedisCache) Decr(key string) error {
_, err := redis.Bool(rc.do("HINCRBY", rc.key, key, -1))
_, err := redis.Bool(rc.do("INCRBY", key, -1))
return err
}
// clean all cache in redis. delete this redis collection.
func (rc *RedisCache) ClearAll() error {
_, err := rc.do("DEL", rc.key)
cachedKeys, err := redis.Strings(rc.do("HKEYS", rc.key))
for _, str := range cachedKeys {
_, err := rc.do("DEL", str)
if err != nil {
return nil
}
}
_, err = rc.do("DEL", rc.key)
return err
}