The notification Manager queries the user preferences and sends out a notification based on these choices.

Notification Manager查询用户参数设置并基于这些选择发送通知。

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When a match occurs, the trigger handler formats the notifications and contacts the user through the notification Manager.

发生匹配时，触发器处理程序格式化通知内容并通过Notification Manager与用户联系。

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The trigger handler processes the matched content according to subscription criteria and sends a notification request to the notification Manager.

该触发器处理程序按照订阅准则来处理匹配的内容，然后将通知请求发送到Notification Manager。

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