001/*
002 * (C) Copyright 2006-2008 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 */
019package org.nuxeo.ecm.webengine.forms.validation;
020
021import java.util.regex.Pattern;
022
023/**
024 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
025 */
026public class RegexValidator implements FieldValidator {
027
028    protected String regex;
029
030    protected Pattern pattern;
031
032    public RegexValidator(String regex) {
033        this.regex = regex;
034        this.pattern = Pattern.compile(regex);
035    }
036
037    public void validate(String value, Object decoded) throws ValidationException {
038        if (!pattern.matcher(value).matches()) {
039            throw new ValidationException();
040        }
041    }
042
043}