通过gob的序列化和反序列化进行深度拷贝
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
package main
import (
"bytes"
"encoding/gob"
"fmt"
"reflect"
)type (
Player struct {
Id int
Level int
Heroes map[int]*Hero
Equips []*Equip
}
Hero struct {
Id int
Level int
Skills []*Skill
}
Equip struct {
Id int
Level int
}
Skill struct {
Id int
Level int
}
)func NewHero() *Hero {
return &Hero{
Id: 1,
Level: 1,
Skills: append([]*Skill{NewSkill()}, NewSkill(), NewSkill()),
}
}func NewSkill() *Skill {
return &Skill{1, 1}
}func NewEquip() *Equip {
return &Equip{1, 1}
}func NewPlayer() *Player {
return &Player{
Id: 1,
Level: 1,
Heroes: map[int]*Hero{1: NewHero(), 2: NewHero(), 3: NewHero()},
Equips: append([]*Equip{NewEquip()}, NewEquip(), NewEquip()),
}
}func GobDeepCopy(dst, src interface{}) error {
var buf bytes.Buffer
if err := gob.NewEncoder(&buf).Encode(src); err != nil {
return err
}
return gob.NewDecoder(bytes.NewBuffer(buf.Bytes())).Decode(dst)
}func main() {
p1 := NewPlayer()
p2 := new(Player)
GobDeepCopy(p2, p1)
fmt.Println(reflect.DeepEqual(p1, p2))
}output: true
func BenchmarkGob(b *testing.B) {
p1 := NewPlayer()
p2 := new(Player)
for i:=0 ; i<b.N ; i++ {
GobDeepCopy(p2, p1)
}
}goos: windowsgoarch: amd64pkg: game.lab/go-deepcopy/src/gob
30000 57666 ns/opPASS |