package pt.ist.renderers.validators;

import pt.ist.renderers.components.HtmlSimpleValueComponent;
import pt.ist.renderers.components.Validatable;

public class MinistryDegreeCodeValidator extends HtmlValidator {

    public MinistryDegreeCodeValidator() {
	super();
	setMessage("renderers.validator.ministry.code");
    }

    public MinistryDegreeCodeValidator(HtmlChainValidator htmlChainValidator) {
	super(htmlChainValidator);
	setMessage("renderers.validator.ministry.code");
    }

    @Override
    public void performValidation() {
	final Validatable component = getComponent();
	if (component instanceof HtmlSimpleValueComponent) {
	    final String value = component.getValue();
	    setValid(value == null || value.length() == 0 || value.length() == 4);
	} else {
	    setValid(false);
	}
    }

}