组件化——现有应用程序被分解为组件，然后对这些组件进行重新组合，以促进重用，并将以前不可访问的功能作为服务操作公开。

Componentizing — the existing application is deconstructed into components and then reassembled to facilitate reuse and expose previously inaccessible functions as service operations.

youdao

在你的类中可以有非私有的变量，但是这样你就会在你的程序中看到不可预料的异常行为，这是因为Tapestry对页面和组件的缓冲和重用。

You may have non-private variables in your class, but you may then see unexpected behavior in a production application because of how Tapestry pools and reuses pages and components.

youdao