Files
EdgeNode/internal/utils/byte_pool.go
2024-04-15 09:26:00 +08:00

53 lines
917 B
Go

package utils
import (
"sync"
)
var BytePool1k = NewBytePool(1 << 10)
var BytePool4k = NewBytePool(4 << 10)
var BytePool16k = NewBytePool(16 << 10)
var BytePool32k = NewBytePool(32 << 10)
type BytesBuf struct {
Bytes []byte
}
// BytePool pool for get byte slice
type BytePool struct {
length int
rawPool *sync.Pool
}
// NewBytePool 创建新对象
func NewBytePool(length int) *BytePool {
if length < 0 {
length = 1024
}
return &BytePool{
length: length,
rawPool: &sync.Pool{
New: func() any {
return &BytesBuf{
Bytes: make([]byte, length),
}
},
},
}
}
// Get 获取一个新的byte slice
func (this *BytePool) Get() *BytesBuf {
return this.rawPool.Get().(*BytesBuf)
}
// Put 放回一个使用过的byte slice
func (this *BytePool) Put(ptr *BytesBuf) {
this.rawPool.Put(ptr)
}
// Length 单个字节slice长度
func (this *BytePool) Length() int {
return this.length
}