main.go

package main

import (
	"encoding/json"
	"fmt"
	"log"

	"github.com/garyburd/redigo/redis"
)

// Person ...
type Person struct {
	ID   int    `json:"id"`
	Name string `json:"name"`
}

func main() {
	c, err := redis.DialURL("redis://localhost:6379")
	if err != nil {
		log.Fatal(err)
	}
	defer c.Close()

	pj := `
	{
		"id": 1,
		"name": "YAMADA Taro"
	}
	`

	c.Do("SET", "1", pj)

	e, err := redis.Bool(c.Do("EXISTS", "1"))
	if err != nil {
		log.Fatal(err)
	}

	if e == false {
		return
	}

	s, err := redis.String(c.Do("GET", "1"))
	if err != nil {
		log.Fatal(err)
	}
	fmt.Printf("%v\n", s)

	b := ([]byte)(s)
	p := &Person{}
	err = json.Unmarshal(b, p)
	if err != nil {
		log.Fatal(err)
	}
	fmt.Printf("%v\n", p)
}