001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.util;
016    
017    import com.liferay.portal.kernel.util.GetterUtil;
018    
019    import javax.servlet.http.Cookie;
020    import javax.servlet.http.HttpServletRequest;
021    
022    /**
023     * @author Brian Wing Shun Chan
024     */
025    public class CookieUtil {
026    
027            public static String get(HttpServletRequest request, String name) {
028                    Cookie[] cookies = request.getCookies();
029    
030                    if (cookies == null) {
031                            return null;
032                    }
033    
034                    for (int i = 0; i < cookies.length; i++) {
035                            Cookie cookie = cookies[i];
036    
037                            String cookieName = GetterUtil.getString(cookie.getName());
038    
039                            if (cookieName.equalsIgnoreCase(name)) {
040                                    return cookie.getValue();
041                            }
042                    }
043    
044                    return null;
045            }
046    
047    }