Range.java

package pt.ist.vaadinframework.data.hints;

import pt.ist.vaadinframework.data.HintedProperty.Hint;

import com.vaadin.data.Validator;
import com.vaadin.ui.AbstractTextField;
import com.vaadin.ui.Field;

public class Range implements Hint {
    public class RangeValidator implements Validator {
        public RangeValidator(int min, int max) {
        }

        @Override
        public void validate(Object value) throws InvalidValueException {
            // TODO Auto-generated method stub

        }

        @Override
        public boolean isValid(Object value) {
            // TODO Auto-generated method stub
            return false;
        }

    }

    private int min;
    private int max;

    @Override
    public Field applyHint(Field field) {
        if (field instanceof AbstractTextField) {
            ((AbstractTextField) field).setColumns(Integer.toString(max).length());
            ((AbstractTextField) field).setMaxLength(Integer.toString(max).length());
        }
        field.addValidator(new RangeValidator(min, max));
        return field;
    }

    @Override
    public boolean appliesTo(Field field) {
        return true;
    }
}