1.解决request的中文乱码问题
String msg =new String(request.getParameter("message").getBytes("ISO-8859-1"),"utf-8");
2.解决Cookie的乱码问题
Cookie name=new Cookie("name", URLEncoder.encode(request.getParameter("name"),"utf-8"));
或者
String username=new String(request.getParameter("username").getBytes("ISO-8859-1"),"utf-8");
Cookie url=new Cookie("name",username);
3.如果注解未加斜杠出现严重错误---不合法异常
导致以下错误,处理办法在注解上加/(应该是/login.jsp)
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