001/*
002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     bstefanescu
016 */
017package org.nuxeo.ecm.webengine.forms.validation;
018
019/**
020 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
021 */
022public class LengthValidator implements FieldValidator {
023
024    protected int min;
025
026    protected int max;
027
028    public LengthValidator(int min, int max) {
029        this.min = min;
030        this.max = max;
031    }
032
033    public void validate(String value, Object decoded) throws ValidationException {
034        if (!validateLength(value.length())) {
035            throw new ValidationException();
036        }
037    }
038
039    protected boolean validateLength(int len) {
040        return len > min && len < max;
041    }
042
043}