forked from mirror/ants
77 lines
2.3 KiB
Go
77 lines
2.3 KiB
Go
// MIT License
|
|
|
|
// Copyright (c) 2018 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 ants
|
|
|
|
import (
|
|
"runtime"
|
|
"time"
|
|
)
|
|
|
|
// goWorkerWithFunc is the actual executor who runs the tasks,
|
|
// it starts a goroutine that accepts tasks and
|
|
// performs function calls.
|
|
type goWorkerWithFunc struct {
|
|
// pool who owns this worker.
|
|
pool *PoolWithFunc
|
|
|
|
// args is a job should be done.
|
|
args chan interface{}
|
|
|
|
// recycleTime will be update when putting a worker back into queue.
|
|
recycleTime time.Time
|
|
}
|
|
|
|
// run starts a goroutine to repeat the process
|
|
// that performs the function calls.
|
|
func (w *goWorkerWithFunc) run() {
|
|
w.pool.incRunning()
|
|
go func() {
|
|
defer func() {
|
|
w.pool.decRunning()
|
|
w.pool.workerCache.Put(w)
|
|
if p := recover(); p != nil {
|
|
if ph := w.pool.options.PanicHandler; ph != nil {
|
|
ph(p)
|
|
} else {
|
|
w.pool.options.Logger.Printf("worker with func exits from a panic: %v\n", p)
|
|
var buf [4096]byte
|
|
n := runtime.Stack(buf[:], false)
|
|
w.pool.options.Logger.Printf("worker with func exits from panic: %s\n", string(buf[:n]))
|
|
}
|
|
}
|
|
// Call Signal() here in case there are goroutines waiting for available workers.
|
|
w.pool.cond.Signal()
|
|
}()
|
|
|
|
for args := range w.args {
|
|
if args == nil {
|
|
return
|
|
}
|
|
w.pool.poolFunc(args)
|
|
if ok := w.pool.revertWorker(w); !ok {
|
|
return
|
|
}
|
|
}
|
|
}()
|
|
}
|