SpecialCharacterValidator.java

/**
 * Copyright (C) 2009 eXo Platform SAS.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.exoplatform.webui.form.validator;

import org.exoplatform.commons.serialization.api.annotations.Serialized;
import org.exoplatform.webui.form.UIFormInput;

/**
 * Created by The eXo Platform SARL Author : dang.tung tungcnw@gmail.com Dec 12, 2007
 */
@Serialized
public class SpecialCharacterValidator extends AbstractValidator {

    @Override
    protected String getMessageLocalizationKey() {
        return "SpecialCharacterValidator.msg.Invalid-char";
    }

    @Override
    protected boolean isValid(String value, UIFormInput uiInput) {
        for (int i = 0; i < value.length(); i++) {
            char c = value.charAt(i);
            if (Character.isLetter(c) || Character.isDigit(c) || c == '_' || c == '-' || Character.isSpaceChar(c)) {
                continue;
            }
            return false;
        }
        return true;
    }
}