1 // Copyright (c) 2016 Uber Technologies, Inc.
2 //
3 // Permission is hereby granted, free of charge, to any person obtaining a copy
4 // of this software and associated documentation files (the "Software"), to deal
5 // in the Software without restriction, including without limitation the rights
6 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 // copies of the Software, and to permit persons to whom the Software is
8 // furnished to do so, subject to the following conditions:
9 //
10 // The above copyright notice and this permission notice shall be included in
11 // all copies or substantial portions of the Software.
12 //
13 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
19 // THE SOFTWARE.
20 21 package buffer
22 23 import (
24 "go.uber.org/zap/internal/pool"
25 )
26 27 // A Pool is a type-safe wrapper around a sync.Pool.
28 type Pool struct {
29 p *pool.Pool[*Buffer]
30 }
31 32 // NewPool constructs a new Pool.
33 func NewPool() Pool {
34 return Pool{
35 p: pool.New(func() *Buffer {
36 return &Buffer{
37 bs: make([]byte, 0, _size),
38 }
39 }),
40 }
41 }
42 43 // Get retrieves a Buffer from the pool, creating one if necessary.
44 func (p Pool) Get() *Buffer {
45 buf := p.p.Get()
46 buf.Reset()
47 buf.pool = p
48 return buf
49 }
50 51 func (p Pool) put(buf *Buffer) {
52 p.p.Put(buf)
53 }
54