封装

middleground/middleground.go

@@ -0,0 +1,11 @@
+package middleground
+
+type Middleground struct {
+	UserCenter *userCenter
+}
+
+func NewMiddleground(hosts []string, key string) *Middleground {
+	return &Middleground{
+		UserCenter: newUserCenter(hosts, key),
+	}
+}

middleground/usercenter.go

@@ -15,7 +15,7 @@ type userCenter struct {
 	key   string
 }
 
-func NewUserCenter(hosts []string, key string) *userCenter {
+func newUserCenter(hosts []string, key string) *userCenter {
 	return &userCenter{
 		hosts: hosts,
 		key:   key,