,,,,,,,
,,,,,,,
,,,,,,,
Save_json (s_filePath)//this is the JSON file W_1. JSON is successful,
String login_src="https://bbs.csdn.net/topics/W_1.json";

Resp. SendRedirect (login_src);//returned to here, the data is not real-time, W_1 is first generated file. The json data,
Excuse me, how to "refresh" data at a time?
For example, you use 135 first log in, return is old,
You again in 136 and did not return to the previous 135 login data file W_1. Json,
NND, no refresh JSON file,