go-study/lock_free/delay_queue.go

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package lock_free
import "time"
type DelayLkQueue[T any] struct {
LkQueue[T]
}
// NewDelayLkQueue 创建延迟无锁队列
func NewDelayLkQueue[T any]() *DelayLkQueue[T] {
return &DelayLkQueue[T]{*NewLkQueue[T]()}
}
// DelayEnqueue 延迟入队
func (q *DelayLkQueue[T]) DelayEnqueue(value T, duration time.Duration) {
time.AfterFunc(duration, func() {
q.Enqueue(value)
})
}
// ContinuousDequeue 持续监听出队通知
func (q *DelayLkQueue[T]) ContinuousDequeue(notify ...chan T) {
for {
if value, ok := q.Dequeue(); ok {
for _, n := range notify {
n <- value
}
} else {
time.Sleep(time.Millisecond) // 队列为空休眠1毫秒
}
}
}