本节书摘来异步社区《Java EE 7精粹》一书中的第3章，第3.8节，作者：【美】Arun Gupta，更多章节内容可以访问云栖社区“异步社区”公众号查看。 3.8 验证数据除了使用JSF内置的验证器和创建自定义的验证器，还可以使用Bean验证为一个backing bean定义指定的约束。试想...

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