response.cookies

String fullContentType = “application/json;charset=UTF-8”;
response.setContentType(fullContentType);//告知客户端响应正文类型
response.setHeader(“Cache-Control”, “no-cache”);//控制浏览器不要缓存
//设置允许跨域
response.setHeader(“Access-Control-Allow-Origin”,"*");
response.setHeader(“Access-Control-Allow-Credentials”,“true”);
response.setHeader(“Access-Control-Allow-Headers”, “Content-Type,token”);
response.setHeader(“Access-Control-Allow-Methods”,“PUT,POST,GET,DELETE,OPTIONS”);
request.setCharacterEncoding(“UTF-8”);
response.setCharacterEncoding(“UTF-8”)//设置编码
Cookies

• */
public static String getCookieValue(HttpServletRequest request, String cookieName, boolean isDecoder) {
Cookie[] cookieList = request.getCookies();
if (cookieList == null || cookieName == null) {
return null;
}
String retValue = null;
try {
for (int i = 0; i < cookieList.length; i++) {
if (cookieList[i].getName().equals(cookieName)) {
if (isDecoder) {
retValue = URLDecoder.decode(cookieList[i].getValue(), “UTF-8”);
} else {
retValue = cookieList[i].getValue();
}
break;
}
}
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
return retValue;
}
/**
• 设置Cookie的值，并使其在指定时间内生效
• @author www.wityx.com
• @param cookieMaxage cookie生效的最大秒数
*/
private static final void doSetCookie(HttpServletRequest request, HttpServletResponse response,
String cookieName, String cookieValue, int cookieMaxage, boolean isEncode) {
try {
if (cookieValue == null) {
cookieValue = “”;
} else if (isEncode) {
cookieValue = URLEncoder.encode(cookieValue, “utf-8”);
}
Cookie cookie = new Cookie(cookieName, cookieValue);
if (cookieMaxage > 0)
cookie.setMaxAge(cookieMaxage);
if (null != request) {// 设置域名的cookie
String domainName = getDomainName(request);
System.out.println(domainName);
if (!“localhost”.equals(domainName)) {
cookie.setDomain(domainName);
}
}
cookie.setPath("/");
response.addCookie(cookie);
} catch (Exception e) {
e.printStackTrace();
}
}
/**
*@author www.wityx.com
• 得到cookie的域名
*/
private static final String getDomainName(HttpServletRequest request) {
String domainName = null;
String serverName = request.getRequestURL().toString();
if (serverName == null || serverName.equals("")) {
domainName = “”;
} else {
serverName = serverName.toLowerCase();
serverName = serverName.substring(7);
final int end = serverName.indexOf("/");
serverName = serverName.substring(0, end);
final String[] domains = serverName.split("\.");
int len = domains.length;
if (len > 3) {
// www.wityx.com
domainName = “.” + domains[len - 3] + “.” + domains[len - 2] + “.” + domains[len - 1];
} else if (len <= 3 && len > 1) {
// wityx.com or 5ityx.cn
domainName = “.” + domains[len - 2] + “.” + domains[len - 1];
} else {
domainName = serverName;
}
}
if (domainName != null && domainName.indexOf("? > 0) {
String[] ary = domainName.split("\?;
domainName = ary[0];
}
return domainName;
}