StellaCPFValidatorTag.java

package br.com.caelum.stella.faces.validation;

import javax.el.ELContext;
import javax.el.ValueExpression;
import javax.faces.context.FacesContext;
import javax.faces.validator.Validator;
import javax.faces.webapp.ValidatorELTag;
import javax.servlet.jsp.JspException;

/**
 * Associa um TLD (Descritor de Biblioteca de Tag) a um validador de CPF
 * (@link{StellaCPFValidator}).
 * 
 * @author Caires V.
 * @author Leonardo Bessa
 */
@SuppressWarnings("serial")
public class StellaCPFValidatorTag extends ValidatorELTag {
    private boolean formatted;

    public StellaCPFValidatorTag() {
        super.setId(StellaCPFValidator.VALIDATOR_ID);
    }

    /**
     * @return StellaCPFValidator
     */
    @Override
    protected Validator createValidator() throws JspException {
        StellaCPFValidator validator = new StellaCPFValidator();
        validator.setFormatted(this.formatted);
        return validator;
    }

    public void setFormatted(ValueExpression formatted) {
        ELContext elContext = FacesContext.getCurrentInstance().getELContext();
        this.formatted = (Boolean) formatted.getValue(elContext);
    }

    public void release() {
        super.release();
        this.formatted = false;
    }

}