Question about Validation in Seam 2.0

[jebberwocky.jeffliu.potix.com]

Hello

In Seam 1.2

String jsfexpress = "#{book.title}";
InvalidValue[] ivs = Expressions.instance().validate(jsfexpress, value);

Since in Seam 2.0, the class is removed, how do I validate the value?

Thank you

[gavin.king]

Look here and here.