Chinese characters garbled during cookie reading

Write cookie

Cookie = new cookie ("username", java.net. urlencoder. encode (username, "UTF-8 "));
Cookie. setmaxage (50*60); // if this parameter is not set, cookies are not written to the hard disk, but to the memory. They are only available on the current page, in seconds.
Response. addcookie (cookie );

Read cookie

 

Cookie Cookies [] = request. getcookies ();
If (cookies! = NULL)
{
For (INT I = 0; I <cookies. length; I ++)
{

If (Cookies [I]. getname (). Equals ("username "))

{
Username = java.net. urldecoder. Decode (Cookies [I]. getvalue (). Trim (), "UTF-8 ");
}
}
}

 

Summary: Use urlencoder. encode (username, "UTF-8") method to save the cookie

Use urldecoder. Decode (Cookies [I]. getvalue (). Trim (), "UTF-8") method to decode when reading