大家在查： Maione micrometeorite Earles dinner services Eliezer 24.1023 西奥•科雷亚 Prevention Control 拉们 TSJIH

SubscriberHelper

SubscriberHelper

SubscriberHelper

SubscriberHelper

1

As mentioned before, one of the input parameters of the subscribe method of the SubscriberHelper is a MessageListener.

在上文已经提及，SubscriberHelper 的 subscribe 方法的输入参数之一为 MessageListener 。

2

This enables the selector logic defined in the SubscriberHelper to work and allows clients to selectively receive the notification messages .

这就可以在 SubscriberHelper 中定义选择器逻辑，允许客户端有选择性的接收通知消息。

3

In this section you see how you must modify the client code to support subscribing to notification messages using the SubscriberHelper.

在该部分将论述如何使用 SubscriberHelper 更改客户端代码以支持订阅通知消息。

4

In Step 4 the CalculatorServiceClient invokes the SubscriberHelper class to subscribe to the topic for any change in the Calculator State .

步骤 4 中，CalculatorServiceClient 调用 SubscriberHelper 类来订阅主题以及时发觉 Calculator 状态的改变。

5

In lines 25-28 you call the subscribe method of the SubscriberHelper, passing it the following

在第25—28 行，调用 SubscriberHelper 的 subscribe 方法，传入下列参数

热词推荐

大家在看