golang 用msgpack高效序列化的案例

package main
import (
	"fmt"
	"github.com/go-redis/redis"
	"reflect"
	"github.com/vmihailenco/msgpack"
)
// 声明一个全局的rdb变量
var rdb *redis.Client
// 初始化连接
func initClient() (err error) {
	rdb = redis.NewClient(&redis.Options{
		Addr:     "localhost:6379",
		Password: "", // no password set
		DB:       0,  // use default DB
	})
	_, err = rdb.Ping().Result()
	if err != nil {
		return err
	}
	return nil
}
type Test struct {
	name string
}
func main()  {
	var countryCapitalMap map[string]string /*创建集合 */
	countryCapitalMap = make(map[string]string)
	/* map插入key - value对,各个国家对应的首都 */
	countryCapitalMap["France"] = "巴黎"
	countryCapitalMap["Italy"] = "罗马"
	countryCapitalMap["Japan"] = "东京"
	countryCapitalMap["India "] = "新德里"
	fmt.Println("原数据-", countryCapitalMap)
	//in := map[string]interface{}{"foo": uint32(123456789), "hello": "world"}
	in := countryCapitalMap
	res, err := msgpack.Marshal(in)
	if err != nil {
		fmt.Printf("序列化失败")
	}
	//fmt.Sprintf("数据类型%T", b)
	fmt.Println(reflect.TypeOf(res))
	fmt.Println("序列化数据--", res)
	//连接redis
	initClient()
	//存入redis数据类型[]type可以存入
	bool := rdb.Set("val", res, 0).Err()
	if bool != nil {
		fmt.Printf("set val failed, err:%v\n", err)
		return
	}
	//返回类型可变
	val, err := rdb.Get("val").Bytes()
	if err != nil {
		fmt.Printf("get val failed, err:%v\n", err)
		return
	}
	fmt.Println("redis取出数据--", val)
	var out map[string]string
	bool = msgpack.Unmarshal(val, &out)
	if bool != nil {
		fmt.Println("反序列化失败")
	}
	fmt.Println("反序列化数据--", out)
}

go get -u github.com/vmihailenco/msgpack

package main
import (
    "fmt"
    "github.com/vmihailenco/msgpack"
)
// msgpack demo
type Person struct {
    Name   string
    Age    int
    Gender string
}
func main() {
    p1 := Person{
        Name:   "沙河娜扎",
        Age:    18,
        Gender: "男",
    }
    // marshal
    b, err := msgpack.Marshal(p1) // 将结构体转化为二进制流
    if err != nil {
        fmt.Printf("msgpack marshal failed,err:%v", err)
        return
    }
    // unmarshal
    var p2 Person
    err = msgpack.Unmarshal(b, &p2) // 将二进制流转化回结构体
    if err != nil {
        fmt.Printf("msgpack unmarshal failed,err:%v", err)
        return
    }
    fmt.Printf("p2:%#v\n", p2) // p2:main.Person{Name:"沙河娜扎", Age:18, Gender:"男"}
}