Under the hood, the data binder calls a bean's getter and setter methods to retrieve, or set values in the UI components.

在幕后，数据绑定器通过调用bean的获取方法或设置方法获取或设置UI组件中的值。

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At Republican headquarters two blocks from the state Capitol, Mr. Munisteri, the Republican chairman, keeps an 8-inch-thick binder on his desk stuffed with polling data on Hispanic attitudes toward his party.

WSJ: Deep in the Red of Texas, Republicans Fight the Blues