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Alex Rivera
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I'd like to use the new <input type="email" /> element. I'd like to have Java code that implements the same validation on the server that happens in the browser. The HTML5 spec defines email addresses in ABNF as: 1*( atext / "." ) "@" ldh-str *( "." ldh-str ) where : <ldh-str> ::= <let-dig-hyp> | <let-dig-hyp> <ldh-str> <let-dig-hyp> ::= <let-dig> | "-" <let-dig> ::= <letter> | <digit> <letter> ::= any one of the 52 alphabetic characters A through Z in upper case and a through z in lower case <digit> ::= any one of the ten digits 0 through 9 and : atext = ALPHA / DIGIT / ; Printable US-ASCII "!" / "#" / ; characters not including "$" / "%" / ; specials. Used for atoms. "&" / "'" / "*" / "+" / "-" / "/" / "=" / "?" / "^" / "_" / "`" / "{" / "|" / "}" / "~" These are not the same rules as in RFC 5322 . How can I test that an addr
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