/*** Copyright &copy; 2012-2014 <a href="https://github.com/thinkgem/jeesite">JeeSite</a> All rights reserved.*/
package com.thinkgem.jeesite.common.utils;import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.net.URLEncoder;import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;/*** Cookie工具类* @author ThinkGem* @version 2013-01-15*/
public class CookieUtils {/*** 设置 Cookie（生成时间为1天）* @param name 名称* @param value 值*/public static void setCookie(HttpServletResponse response, String name, String value) {setCookie(response, name, value, 60*60*24);}/*** 设置 Cookie* @param name 名称* @param value 值* @param maxAge 生存时间（单位秒）* @param uri 路径*/public static void setCookie(HttpServletResponse response, String name, String value, String path) {setCookie(response, name, value, path, 60*60*24);}/*** 设置 Cookie* @param name 名称* @param value 值* @param maxAge 生存时间（单位秒）* @param uri 路径*/public static void setCookie(HttpServletResponse response, String name, String value, int maxAge) {setCookie(response, name, value, "/", maxAge);}/*** 设置 Cookie* @param name 名称* @param value 值* @param maxAge 生存时间（单位秒）* @param uri 路径*/public static void setCookie(HttpServletResponse response, String name, String value, String path, int maxAge) {Cookie cookie = new Cookie(name, null);cookie.setPath(path);cookie.setMaxAge(maxAge);try {cookie.setValue(URLEncoder.encode(value, "utf-8"));} catch (UnsupportedEncodingException e) {e.printStackTrace();}response.addCookie(cookie);}/*** 获得指定Cookie的值* @param name 名称* @return 值*/public static String getCookie(HttpServletRequest request, String name) {return getCookie(request, null, name, false);}/*** 获得指定Cookie的值，并删除。* @param name 名称* @return 值*/public static String getCookie(HttpServletRequest request, HttpServletResponse response, String name) {return getCookie(request, response, name, true);}/*** 获得指定Cookie的值* @param request 请求对象* @param response 响应对象* @param name 名字* @param isRemove 是否移除* @return 值*/public static String getCookie(HttpServletRequest request, HttpServletResponse response, String name, boolean isRemove) {String value = null;Cookie[] cookies = request.getCookies();if (cookies != null) {for (Cookie cookie : cookies) {if (cookie.getName().equals(name)) {try {value = URLDecoder.decode(cookie.getValue(), "utf-8");} catch (UnsupportedEncodingException e) {e.printStackTrace();}if (isRemove) {cookie.setMaxAge(0);response.addCookie(cookie);}}}}return value;}
}