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main.go
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main.go
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package main
import (
"bytes"
"encoding/gob"
"fmt"
"io"
"log"
"github.com/daginwu/conscious_prog/struct_store/kv_database"
"github.com/godruoyi/go-snowflake"
"github.com/spf13/cast"
)
type User struct {
IsEnabled bool
ID uint64
IntVal int
FloatVal float64
}
func NewUser() *User {
id := snowflake.ID()
return &User{
IsEnabled: true,
ID: id,
IntVal: 100,
FloatVal: 0.1,
}
}
type KV interface {
New() error
Get(key string) ([]byte, io.Closer, error)
Set(key []byte, value []byte) error
}
func main() {
// Declare KV interface
var kv KV
// Implementation KV
kv = &kv_database.PebbleKV{}
err := kv.New()
if err != nil {
log.Println(err)
}
// Init User struct
wUser := NewUser()
// Encode
var wBuf bytes.Buffer
enc := gob.NewEncoder(&wBuf)
err = enc.Encode(wUser)
if err != nil {
log.Println(err)
}
// Pebble Set
kv.Set(
[]byte(cast.ToString(wUser.ID)),
wBuf.Bytes(),
)
// Pebble Get
var rUser User
value, closer, err := kv.Get(cast.ToString(wUser.ID))
// Decode
var rBuf bytes.Buffer
rBuf.Write(value)
dec := gob.NewDecoder(&rBuf)
err = dec.Decode(&rUser)
if err != nil {
log.Println(err)
}
// Relase
closer.Close()
// Print result
fmt.Println(rUser)
}