src/main/java/com/nathan/crm/utils/CookieUtil.java

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package com.nathan.crm.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;

import org.apache.commons.lang3.StringUtils;

public class CookieUtil {

	/**
	 * 设置Cookie
	 * @param key Cookie名称
	 * @param value Cookie Value
	 * @param domain
	 * @param response
	 */
	public static void setCookie(String key, String value, String domain,
			HttpServletResponse response) {

		try {
			value = URLEncoder.encode(value, "UTF-8");
			if (StringUtils.isNotBlank(value)) {
                value = value.replaceAll("\\+", "%20");
			}
			Cookie cookie = new Cookie(key, value);
			cookie.setMaxAge(-1);
			cookie.setPath("/");
			cookie.setDomain(domain);
			response.addCookie(cookie);
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		}
	}

	/**
	 * 设置Cookie
	 * @param key Cookie名称
	 * @param value Cookie Value
	 * @param domain
	 * @param response
	 */
	public static void setCookieNoEncode(String key, String value, String domain,
			HttpServletResponse response) {
		Cookie cookie = new Cookie(key, value);
		cookie.setMaxAge(-1);
		cookie.setPath("/");
		cookie.setDomain(domain);
		response.addCookie(cookie);
	}

	/**
	 * 获取Cookie
	 * @param request
	 * @param key
	 * @return