databoard-transform/worker.go
2020-12-10 17:50:42 +08:00

40 lines
587 B
Go

package main
import (
"log"
"sync"
)
// WorkerContext 上下文
type WorkerContext struct {
wg *sync.WaitGroup
}
// Worker 主进程
type Worker struct {
cxt *WorkerContext
}
var worker = func() *Worker {
w := &Worker{}
w.cxt = &WorkerContext{}
w.cxt.wg = &sync.WaitGroup{}
return w
}()
// Handler 处理方法
func (w *Worker) Handler(handleFunc func(cxt *WorkerContext)) {
w.cxt.wg.Add(1)
go func() {
defer w.cxt.wg.Done()
handleFunc(w.cxt)
}()
}
// Run 运行
func (w *Worker) Run() {
log.Println("worker running")
w.cxt.wg.Wait()
log.Println("worker stop")
}