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manager.go
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manager.go
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package pubsub
import (
"fmt"
"github.com/MysGate/go-fundamental/util"
"github.com/cskr/pubsub"
)
const (
capacity int = 100000
)
var manager Manager
type ManagerImpl struct {
pubSub *pubsub.PubSub
}
type Manager interface {
ShutDown()
Close(string)
AddSubscribe(string, chan interface{})
UnSubscribe(string, chan interface{})
TryPublish(string, interface{})
TrySendOnce(ch chan interface{}, data interface{})
}
func InitSubscribeManager() Manager {
manager = &ManagerImpl{
pubSub: pubsub.New(capacity),
}
return manager
}
func GetSubscribeManager() Manager {
return manager
}
func (c *ManagerImpl) ShutDown() {
c.pubSub.Shutdown()
}
func (c *ManagerImpl) Close(key string) {
c.pubSub.Close(key)
}
func (c *ManagerImpl) AddSubscribe(key string, ch chan interface{}) {
c.pubSub.AddSub(ch, key)
}
func (c *ManagerImpl) UnSubscribe(key string, ch chan interface{}) {
c.pubSub.Unsub(ch, key)
}
func (c *ManagerImpl) TryPublish(key string, data interface{}) {
c.pubSub.TryPub(data, key)
}
func (c *ManagerImpl) TrySendOnce(ch chan interface{}, data interface{}) {
select {
case ch <- data:
default:
util.Logger().Error(fmt.Sprintf("chan blocking, drop data %v", data))
}
}