func ExampleString() {
c, err := dial()
if err != nil {
panic(err)
}
defer c.Close()
c.Do("SET", "hello", "world")
s, err := redis.String(c.Do("GET", "hello"))
fmt.Printf("%#v\n", s)
// Output:
// "world"
}
func (a *analyser) GetSortedSet(key string) func(request *restful.Request, response *restful.Response) {
return func(request *restful.Request, response *restful.Response) {
getentity := request.QueryParameter("id")
sortorder := request.QueryParameter("sortorder")
var entity string
nums := -1
var reply []interface{}
var err error
resultset := make([]IDNums, 0)
rcon := a.pool.Get()
defer rcon.Close()
if len(getentity) > 0 {
snums, err := redis.String(rcon.Do("ZSCORE", key, getentity))
if err != nil {
response.WriteError(http.StatusInternalServerError, err)
return
}
if len(snums) > 0 {
if i, err := strconv.ParseInt(snums, 10, 0); err == nil {
resultset = append(resultset, IDNums{ID: getentity, Numsets: int(i)})
}
}
} else {
if sortorder == "asc" {
reply, err = redis.Values(rcon.Do("ZRANGE", key, 0, -1, "WITHSCORES"))
} else {
reply, err = redis.Values(rcon.Do("ZREVRANGE", key, 0, -1, "WITHSCORES"))
}
if err != nil {
response.WriteError(http.StatusInternalServerError, err)
return
}
for len(reply) > 0 {
reply, err = redis.Scan(reply, &entity, &nums)
if err != nil {
response.WriteError(http.StatusInternalServerError, err)
return
}
resultset = append(resultset, IDNums{ID: entity, Numsets: nums})
}
}
response.WriteEntity(resultset)
}
}
// This example implements ZPOP as described at
// http://redis.io/topics/transactions using WATCH/MULTI/EXEC and scripting.
func Example_zpop() {
c, err := dial()
if err != nil {
fmt.Println(err)
return
}
defer c.Close()
// Add test data using a pipeline.
for i, member := range []string{"red", "blue", "green"} {
c.Send("ZADD", "zset", i, member)
}
if _, err := c.Do(""); err != nil {
fmt.Println(err)
return
}
// Pop using WATCH/MULTI/EXEC
v, err := zpop(c, "zset")
if err != nil {
fmt.Println(err)
return
}
fmt.Println(v)
// Pop using a script.
v, err = redis.String(zpopScript.Do(c, "zset"))
if err != nil {
fmt.Println(err)
return
}
fmt.Println(v)
// Output:
// red
// blue
}
