mirror of
https://github.com/duanhf2012/origin.git
synced 2026-02-03 22:45:13 +08:00
220 lines
4.9 KiB
Go
220 lines
4.9 KiB
Go
package service
|
|
|
|
import (
|
|
"fmt"
|
|
"github.com/duanhf2012/origin/event"
|
|
"github.com/duanhf2012/origin/log"
|
|
"github.com/duanhf2012/origin/util/timer"
|
|
"reflect"
|
|
"runtime"
|
|
"time"
|
|
)
|
|
|
|
const InitModuleId = 1e17
|
|
|
|
|
|
type IModule interface {
|
|
SetModuleId(moduleId int64) bool
|
|
GetModuleId() int64
|
|
AddModule(module IModule) (int64,error)
|
|
GetModule(moduleId int64) IModule
|
|
GetAncestor()IModule
|
|
ReleaseModule(moduleId int64)
|
|
NewModuleId() int64
|
|
GetParent()IModule
|
|
OnInit() error
|
|
OnRelease()
|
|
getBaseModule() IModule
|
|
GetService() IService
|
|
GetModuleName() string
|
|
GetEventProcessor()event.IEventProcessor
|
|
NotifyEvent(ev *event.Event)
|
|
}
|
|
|
|
|
|
|
|
//1.管理各模块树层关系
|
|
//2.提供定时器常用工具
|
|
type Module struct {
|
|
moduleId int64
|
|
parent IModule //父亲
|
|
self IModule //父亲
|
|
child map[int64]IModule //孩子们
|
|
mapActiveTimer map[*timer.Timer]interface{}
|
|
mapActiveCron map[*timer.Cron]interface{}
|
|
|
|
dispatcher *timer.Dispatcher //timer
|
|
|
|
//根结点
|
|
ancestor IModule //始祖
|
|
seedModuleId int64 //模块id种子
|
|
descendants map[int64]IModule//始祖的后裔们
|
|
|
|
//事件管道
|
|
moduleName string
|
|
eventHandler event.EventHandler
|
|
}
|
|
|
|
|
|
func (slf *Module) SetModuleId(moduleId int64) bool{
|
|
if moduleId > 0 {
|
|
return false
|
|
}
|
|
|
|
slf.moduleId = moduleId
|
|
return true
|
|
}
|
|
|
|
func (slf *Module) GetModuleId() int64{
|
|
return slf.moduleId
|
|
}
|
|
|
|
func (slf *Module) GetModuleName() string{
|
|
return slf.moduleName
|
|
}
|
|
|
|
func (slf *Module) OnInit() error{
|
|
return nil
|
|
}
|
|
|
|
func (slf *Module) AddModule(module IModule) (int64,error){
|
|
//没有事件处理器不允许加入其他模块
|
|
if slf.GetEventProcessor() == nil {
|
|
return 0,fmt.Errorf("module %+v is not Event Processor is nil",slf.self)
|
|
}
|
|
pAddModule := module.getBaseModule().(*Module)
|
|
if pAddModule.GetModuleId()==0 {
|
|
pAddModule.moduleId = slf.NewModuleId()
|
|
}
|
|
|
|
if slf.child == nil {
|
|
slf.child = map[int64]IModule{}
|
|
}
|
|
_,ok := slf.child[module.GetModuleId()]
|
|
if ok == true {
|
|
return 0,fmt.Errorf("Exists module id %d",module.GetModuleId())
|
|
}
|
|
|
|
pAddModule.self = module
|
|
pAddModule.parent = slf.self
|
|
pAddModule.dispatcher = slf.GetAncestor().getBaseModule().(*Module).dispatcher
|
|
pAddModule.ancestor = slf.ancestor
|
|
pAddModule.moduleName = reflect.Indirect(reflect.ValueOf(module)).Type().Name()
|
|
pAddModule.eventHandler.Init(slf.eventHandler.GetEventProcessor())
|
|
err := module.OnInit()
|
|
if err != nil {
|
|
return 0,err
|
|
}
|
|
|
|
slf.child[module.GetModuleId()] = module
|
|
slf.ancestor.getBaseModule().(*Module).descendants[module.GetModuleId()] = module
|
|
|
|
log.Debug("Add module %s completed",slf.GetModuleName())
|
|
return module.GetModuleId(),nil
|
|
}
|
|
|
|
func (slf *Module) ReleaseModule(moduleId int64){
|
|
pModule := slf.GetModule(moduleId).getBaseModule().(*Module)
|
|
|
|
//释放子孙
|
|
for id,_ := range pModule.child {
|
|
slf.ReleaseModule(id)
|
|
}
|
|
|
|
pModule.GetEventHandler().Desctory()
|
|
pModule.self.OnRelease()
|
|
log.Debug("Release module %s.",slf.GetModuleName())
|
|
for pTimer,_ := range pModule.mapActiveTimer {
|
|
pTimer.Stop()
|
|
}
|
|
|
|
for pCron,_ := range pModule.mapActiveCron {
|
|
pCron.Stop()
|
|
}
|
|
|
|
delete(slf.child,moduleId)
|
|
delete (slf.ancestor.getBaseModule().(*Module).descendants,moduleId)
|
|
|
|
//清理被删除的Module
|
|
pModule.self = nil
|
|
pModule.parent = nil
|
|
pModule.child = nil
|
|
pModule.mapActiveTimer = nil
|
|
pModule.mapActiveCron = nil
|
|
pModule.dispatcher = nil
|
|
pModule.ancestor = nil
|
|
pModule.descendants = nil
|
|
}
|
|
|
|
func (slf *Module) NewModuleId() int64{
|
|
slf.ancestor.getBaseModule().(*Module).seedModuleId+=1
|
|
return slf.ancestor.getBaseModule().(*Module).seedModuleId
|
|
}
|
|
|
|
func (slf *Module) GetAncestor()IModule{
|
|
return slf.ancestor
|
|
}
|
|
|
|
func (slf *Module) GetModule(moduleId int64) IModule{
|
|
iModule,ok := slf.GetAncestor().getBaseModule().(*Module).descendants[moduleId]
|
|
if ok == false{
|
|
return nil
|
|
}
|
|
return iModule
|
|
}
|
|
|
|
func (slf *Module) getBaseModule() IModule{
|
|
return slf
|
|
}
|
|
|
|
|
|
func (slf *Module) GetParent()IModule{
|
|
return slf.parent
|
|
}
|
|
|
|
func (slf *Module) AfterFunc(d time.Duration, cb func()) *timer.Timer {
|
|
if slf.mapActiveTimer == nil {
|
|
slf.mapActiveTimer =map[*timer.Timer]interface{}{}
|
|
}
|
|
|
|
funName := runtime.FuncForPC(reflect.ValueOf(cb).Pointer()).Name()
|
|
tm := slf.dispatcher.AfterFuncEx(funName,d,func(t *timer.Timer){
|
|
cb()
|
|
delete(slf.mapActiveTimer,t)
|
|
})
|
|
|
|
slf.mapActiveTimer[tm] = nil
|
|
return tm
|
|
}
|
|
|
|
func (slf *Module) CronFunc(cronExpr *timer.CronExpr, cb func()) *timer.Cron {
|
|
if slf.mapActiveCron == nil {
|
|
slf.mapActiveCron =map[*timer.Cron]interface{}{}
|
|
}
|
|
|
|
cron := slf.dispatcher.CronFuncEx(cronExpr, func(cron *timer.Cron) {
|
|
cb()
|
|
})
|
|
|
|
slf.mapActiveCron[cron] = nil
|
|
return cron
|
|
}
|
|
|
|
func (slf *Module) OnRelease(){
|
|
}
|
|
|
|
func (slf *Module) GetService() IService {
|
|
return slf.GetAncestor().(IService)
|
|
}
|
|
|
|
func (slf *Module) GetEventProcessor() event.IEventProcessor{
|
|
return slf.eventHandler.GetEventProcessor()
|
|
}
|
|
|
|
func (slf *Module) NotifyEvent(ev *event.Event){
|
|
slf.eventHandler.NotifyEvent(ev)
|
|
}
|
|
|
|
func (slf *Module) GetEventHandler() event.IEventHandler{
|
|
return &slf.eventHandler
|
|
} |