minio/cmd/rpc/pool.go at nkv · dominiklessel/minio

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* Licensed under the Apache License, Version 2.0 (the "License");

* you may not use this file except in compliance with the License.

* You may obtain a copy of the License at

* http://www.apache.org/licenses/LICENSE-2.0

* Unless required by applicable law or agreed to in writing, software

* distributed under the License is distributed on an "AS IS" BASIS,

* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

* See the License for the specific language governing permissions and

* limitations under the License.

package rpc

import (

"bytes"

"sync"

)

// A Pool is a type-safe wrapper around a sync.Pool.

type Pool struct {

p *sync.Pool

}

// NewPool constructs a new Pool.

func NewPool() Pool {

return Pool{p: &sync.Pool{

New: func() interface{} {

return &bytes.Buffer{}

}}

}

// Get retrieves a bytes.Buffer from the pool, creating one if necessary.

func (p Pool) Get() *bytes.Buffer {

buf := p.p.Get().(*bytes.Buffer)

return buf

}

// Put - returns a bytes.Buffer to the pool.

func (p Pool) Put(buf *bytes.Buffer) {

buf.Reset()

p.p.Put(buf)

}