@annotation Mask not find :/

[stanilas]

Hi people
i have a problem

i want to create a formcontroller but i want to put annotation @Mask but eclipse not find this recognize this annotation.
my config is Spring mvcweb 3.0.0

i use a spring template spring mvc
i dont know where is the problem maybe i have to upgrade my Spring MVC3.jar

my controller
:

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.format.annotation.NumberFormat;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.support.SessionStatus;

import com.sun.istack.internal.NotNull;

import validator.PersonneFormValidator;

import dao.impl.PersonneDao;


@Controller
public class IdentificationController {
	
	@Autowired
	 private PersonneDao personneDao;
	   
 @Autowired
 private PersonneFormValidator validator;

	@NotNull
	@NumberFormat(pattern="[0-9]+")
	String id;
	@NotNull
	// @Mask("(\\w)*(_-)*(\\w)+@(\\w)+.(\\w)+")
    @Mask(pattern="dsdfsd")
	String password;
	
	
}

[stanilas]

i read on tuto and @Mask not existing !!!!!
you have to change @Pattern but eclipse not recognize it .