-
Notifications
You must be signed in to change notification settings - Fork 2
/
pool.go
77 lines (70 loc) · 2.14 KB
/
pool.go
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
/*
* The MIT License (MIT)
*
* Copyright (c) 2018 Aliaksandr Valialkin
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Author: Aliaksandr Valialkin <valyala@gmail.com>
*/
package libconfig
import (
"sync"
)
// ParserPool may be used for pooling Parsers for similarly typed JSONs.
type ParserPool struct {
pool sync.Pool
}
// Get returns a Parser from pp.
//
// The Parser must be Put to pp after use.
func (pp *ParserPool) Get() *Parser {
v := pp.pool.Get()
if v == nil {
return &Parser{}
}
return v.(*Parser)
}
// Put returns p to pp.
//
// p and objects recursively returned from p cannot be used after p
// is put into pp.
func (pp *ParserPool) Put(p *Parser) {
pp.pool.Put(p)
}
// ArenaPool may be used for pooling Arenas for similarly typed JSONs.
type ArenaPool struct {
pool sync.Pool
}
// Get returns an Arena from ap.
//
// The Arena must be Put to ap after use.
func (ap *ArenaPool) Get() *Arena {
v := ap.pool.Get()
if v == nil {
return &Arena{}
}
return v.(*Arena)
}
// Put returns a to ap.
//
// a and objects created by a cannot be used after a is put into ap.
func (ap *ArenaPool) Put(a *Arena) {
ap.pool.Put(a)
}