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package scheduler
import (
"gitee.com/h79/goutils/common/algorithm"
"sync"
)
type Tasks struct {
rm sync.Mutex
groups []*groupScheduled
groupMod uint32
}
var inst *Tasks
func Instance() *Tasks {
return inst
}
func SetInstance(tasks *Tasks) {
inst = tasks
}
func NewTasks(groupNum uint32) *Tasks {
if groupNum == 0 {
groupNum = 20
}
if groupNum > 2000 {
groupNum = 2000
}
var (
i uint32
groups = make([]*groupScheduled, groupNum)
)
for i = 0; i < groupNum; i++ {
groups[i] = newGroupScheduled()
}
return &Tasks{
groupMod: groupNum,
groups: groups,
}
}
func (job *Tasks) groupScheduled(group uint32) *groupScheduled {
job.rm.Lock()
defer job.rm.Unlock()
return job.groups[group]
}
func (job *Tasks) groupIndex(key string) uint32 {
id := algorithm.HashCode(key)
return id % job.groupMod
}
func (job *Tasks) AddTask(task Task) {
groups := job.groupScheduled(job.groupIndex(task.GetKey()))
groups.AddTask(task)
}
func (job *Tasks) AddTriggerTask(task Task, trigger Trigger) error {
groups := job.groupScheduled(job.groupIndex(task.GetKey()))
return groups.AddTriggerTask(task, trigger)
}
func (job *Tasks) StopTask(jobId string) {
groups := job.groupScheduled(job.groupIndex(jobId))
groups.StopTask(jobId)
}
func (job *Tasks) RemoveTask(jobId string) {
groups := job.groupScheduled(job.groupIndex(jobId))
groups.RemoveTask(jobId)
}
func (job *Tasks) HasTask(jobId string) bool {
groups := job.groupScheduled(job.groupIndex(jobId))
return groups.HasTask(jobId)
}
func (job *Tasks) Run() {
job.rm.Lock()
defer job.rm.Unlock()
for i := range job.groups {
job.groups[i].Run()
}
}
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