001/* 002 * (C) Copyright 2006-2007 Nuxeo SAS <http://nuxeo.com> and others 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the Eclipse Public License v1.0 006 * which accompanies this distribution, and is available at 007 * http://www.eclipse.org/legal/epl-v10.html 008 * 009 * Contributors: 010 * Jean-Marc Orliaguet, Chalmers 011 * 012 * $Id$ 013 */ 014 015package org.nuxeo.theme.jsf.negotiation; 016 017import java.util.Map; 018 019import javax.faces.context.ExternalContext; 020import javax.servlet.http.Cookie; 021import javax.servlet.http.HttpServletResponse; 022 023public final class CookieManager { 024 025 public static String getCookie(final String name, final ExternalContext context) { 026 if (context == null) { 027 return null; 028 } 029 final Map<String, Object> cookies = context.getRequestCookieMap(); 030 final Cookie cookie = (Cookie) cookies.get(name); 031 if (cookie == null) { 032 return null; 033 } 034 return cookie.getValue(); 035 } 036 037 public static void setCookie(String name, String value, final ExternalContext context) { 038 if (context == null) { 039 return; 040 } 041 HttpServletResponse response = (HttpServletResponse) context.getResponse(); 042 final Cookie cookie = new Cookie(name, value); 043 response.addCookie(cookie); 044 } 045 046 public static void expireCookie(String name, final ExternalContext context) { 047 if (context == null) { 048 return; 049 } 050 HttpServletResponse response = (HttpServletResponse) context.getResponse(); 051 final Cookie cookie = new Cookie(name, ""); 052 cookie.setMaxAge(0); 053 response.addCookie(cookie); 054 } 055 056}