该示例应用程序包含一个由多个页面组成的Portlet，其中显示当前的页码、时间戳、三个用于浏览可用页面的链接以及一个“Invalidate me ！”

The example application consists of a portlet made up of multiple pages that displays the current page number, a timestamp, three links to browse the available pages, and an "Invalidate me!"

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