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68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://github.com/gogf/gf.
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package gtimer
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import "time"
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// loop starts the ticker using a standalone goroutine.
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func (t *Timer) loop() {
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go func() {
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var (
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currentTimerTicks int64
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timerIntervalTicker = time.NewTicker(t.options.Interval)
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)
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defer timerIntervalTicker.Stop()
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for {
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select {
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case <-timerIntervalTicker.C:
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// Check the timer status.
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switch t.status.Val() {
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case StatusRunning:
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// Timer proceeding.
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if currentTimerTicks = t.ticks.Add(1); currentTimerTicks >= t.queue.NextPriority() {
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t.proceed(currentTimerTicks)
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}
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case StatusStopped:
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// Do nothing.
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case StatusClosed:
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// Timer exits.
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return
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}
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}
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}
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}()
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}
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// proceed function proceeds the timer job checking and running logic.
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func (t *Timer) proceed(currentTimerTicks int64) {
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var (
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value interface{}
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)
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for {
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value = t.queue.Pop()
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if value == nil {
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break
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}
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entry := value.(*Entry)
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// It checks if it meets the ticks' requirement.
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if jobNextTicks := entry.nextTicks.Val(); currentTimerTicks < jobNextTicks {
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// It pushes the job back if current ticks does not meet its running ticks requirement.
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t.queue.Push(entry, entry.nextTicks.Val())
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break
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}
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// It checks the job running requirements and then does asynchronous running.
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entry.doCheckAndRunByTicks(currentTimerTicks)
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// Status check: push back or ignore it.
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if entry.Status() != StatusClosed {
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// It pushes the job back to queue for next running.
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t.queue.Push(entry, entry.nextTicks.Val())
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}
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}
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}
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