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.svn/pristine/1b/1b2c410b7678eef959ff8f8c0e69d4051e45ed17.svn-base

@@ -0,0 +1,83 @@
+package notify_util
+
+import (
+	"fmt"
+
+	"goutil/syncUtil"
+)
+
+var (
+	// key:初始化成功的标志名称   val:占位符
+	registerNC = make(map[string]*notifyCenter)
+	mutex      = syncUtil.NewRWLocker()
+)
+
+// getItemOrAdd
+// @description: 获取注册的通知对象
+// parameter:
+//		@chanGroup:
+// return:
+//		@*notifyCenter:
+func getItemOrAdd(chanGroup string) *notifyCenter {
+	if isOk, prevStack, currStack := mutex.Lock(deathLockTime); isOk == false {
+		//记日志
+		errMsg := fmt.Sprintf("Lock timeout! \n上一个堆栈:\n%s  \n当前堆栈:\n%s", prevStack, currStack)
+		panic(errMsg)
+	}
+	defer mutex.Unlock()
+
+	nc, exists := registerNC[chanGroup]
+	if exists {
+		return nc
+	}
+
+	nc = newNotifyCenter()
+	registerNC[chanGroup] = nc
+
+	return nc
+}
+
+// Register
+// @description: 注册需要被通知的对象
+// parameter:
+//		@chanGroup:通知的分组标识
+//		@chanName:唯一标识
+//		@cf:回调方法
+// return:
+func Register(chanGroup string, chanName string, cf func()) {
+	nc := getItemOrAdd(chanGroup)
+	nc.register(chanName, cf)
+}
+
+// Unregister
+// @description: 取消启动成功通知注册
+// parameter:
+//		@chanGroup:分组标识
+//		@name:唯一标识
+// return:
+func Unregister(chanGroup string, name string) {
+	nc := getItemOrAdd(chanGroup)
+	nc.unregister(name)
+}
+
+// Notify
+// @description: 通知分组所有已注册的对象
+// parameter:
+//		@chanGroup:分组标识
+// return:
+func Notify(chanGroup string) {
+	nc := getItemOrAdd(chanGroup)
+	nc.notify()
+}
+
+// Notify2
+// @description: 通知所有已注册的对象，该方法会在捕获第一个err的时候停止后续的通知。多用于系统启动的判定
+// parameter:
+//		@chanGroup:分组标识
+// return:
+//		@err:
+func Notify2(chanGroup string) (err error) {
+	nc := getItemOrAdd(chanGroup)
+	err = nc.notify2()
+	return
+}