csp writeCookie

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--------------------------------------------------------------------------------------------public static void writeLoginCookie(CallingCard callingCard, HttpServletResponse response)
	{
		StringBuilder builder = new StringBuilder();
		builder.append(callingCard.getCellPhone()).append("#").append(...);
		String cookieString;
		try
		{
			cookieString = CookieUtil.enCode(builder.toString());
		}
		catch (Exception e)
		{
			cookieString = builder.toString();
		}
		Cookie loginCookie = new Cookie("loginCookie", cookieString);
		loginCookie.setPath("/");
		response.addCookie(loginCookie);
	}

public static void readCallingCard(HttpServletRequest request, CallingCard callingCard)
	{
		Cookie cookies[] = request.getCookies();
		if (cookies != null && cookies.length > 0)
		{
			Cookie acookie[] = cookies;
			int i = 0;
			for (int j = acookie.length; i < j; i++)
			{
				Cookie cookie = acookie[i];
				String name = cookie.getName();
				
				if ("loginCookie".equalsIgnoreCase(name))
				{
					String loginValue = cookie.getValue();
					try
					{
						loginValue = CookieUtil.deCode(loginValue);
					}
					catch (Exception e)
					{
						loginValue = cookie.getValue();
					}
					if (StringUtils.isEmpty(loginValue))
					{
						logger.error("login cookie is empty");
					} else
					{
						String login[] = loginValue.split("#");
						readCallingCard(callingCard, login);
					}
				}
			}

		}
	}