/**
* 生成签名并放在session里
*
* @param url
* @param state
* @param accessToken
*/
public void setSignatureToSession(String url, String state, String accessToken) {
System.out.println(url);
String signature = (String) request.getSession().getAttribute("signature" + state);
String timestamp = (String) request.getSession().getAttribute("timestamp" + state);
String nonceStr = (String) request.getSession().getAttribute("nonceStr" + state);
String ticket = (String) request.getSession().getAttribute("ticket" + state);
if (ticket == null) {
System.out.println("ticket is null");
ticket = UserUtils.getTicket(accessToken);
if (ticket == null) {
servletContext.removeAttribute("expires_in");
servletContext.removeAttribute("access_token");
String access_token = getAccessToken();
ticket = UserUtils.getTicket(access_token);
}
request.getSession().setAttribute("ticket" + state, ticket);
}
Map<String, Object> maps = GenerateSignature.getSignature(ticket, url);
nonceStr = (String) maps.get("nonceStr");
signature = (String) maps.get("signature");
timestamp = (String) maps.get("timestamp");
request.getSession().setAttribute("appId", UrlString.appId);
request.getSession().setAttribute("timestamp" + state, timestamp);
request.getSession().setAttribute("signature" + state, signature);
request.getSession().setAttribute("nonceStr" + state, nonceStr);
}
