/
goroutine.go
54 lines (45 loc) · 1.97 KB
/
goroutine.go
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// Copyright (c) 2019 Andy Pan
//
// 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.
package goroutine
import (
"time"
"github.com/panjf2000/ants/v2"
)
const (
// DefaultAntsPoolSize sets up the capacity of worker pool, 256 * 1024.
DefaultAntsPoolSize = 1 << 18
// ExpiryDuration is the interval time to clean up those expired workers.
ExpiryDuration = 10 * time.Second
// Nonblocking decides what to do when submitting a new task to a full worker pool: waiting for a available worker
// or returning nil directly.
Nonblocking = true
)
func init() {
// It releases the default pool from ants.
ants.Release()
}
// Pool is the alias of ants.Pool.
type Pool = ants.Pool
// Default instantiates a non-blocking *WorkerPool with the capacity of DefaultAntsPoolSize.
func Default() *Pool {
options := ants.Options{ExpiryDuration: ExpiryDuration, Nonblocking: Nonblocking}
defaultAntsPool, _ := ants.NewPool(DefaultAntsPoolSize, ants.WithOptions(options))
return defaultAntsPool
}