fix<表单数据接收乱码>

src/main/java/example/filter/LoginFilter.java

@@ -24,6 +24,7 @@ public class LoginFilter implements Filter {
         HttpServletResponse response = (HttpServletResponse) servletResponse;
         HttpSession session = request.getSession(false);
         String requestURI = request.getRequestURI();
+        request.setCharacterEncoding("UTF-8");
         try {
             if (requestURI.contains("login.jsp") || requestURI.contains("login") || requestURI.contains("/")) {
                 filterChain.doFilter(request, response);