001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.security.auth;
016    
017    import com.liferay.portal.kernel.util.StringPool;
018    import com.liferay.portal.kernel.util.Validator;
019    
020    /**
021     * @author Brian Wing Shun Chan
022     */
023    public class DefaultScreenNameValidator implements ScreenNameValidator {
024    
025            public static final String CYRUS = "cyrus";
026    
027            public static final String POSTFIX = "postfix";
028    
029            public boolean validate(long companyId, String screenName) {
030                    if (Validator.isEmailAddress(screenName) ||
031                            (screenName.equalsIgnoreCase(CYRUS)) ||
032                            (screenName.equalsIgnoreCase(POSTFIX)) ||
033                            (screenName.indexOf(StringPool.SLASH) != -1) ||
034                            (screenName.indexOf(StringPool.UNDERLINE) != -1)) {
035    
036                            return false;
037                    }
038                    else {
039                            return true;
040                    }
041            }
042    
043    }