单点登录方式改造，登录失败返回中文提示

src/main/java/com/keymobile/proxy/conf/RESTAuthenticationFailureHandler.java

@@ -27,17 +27,26 @@ public class RESTAuthenticationFailureHandler extends SimpleUrlAuthenticationFai
     public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response,
                                         AuthenticationException exception) throws IOException, ServletException {
         //super.onAuthenticationFailure(request, response, exception);
+        response.setHeader("Content-type", "text/html;charset=UTF-8");
+        response.setCharacterEncoding("UTF-8");
         String username = request.getParameter("username");
         String password = request.getParameter("password");
         System.out.println("登陆失败信息："+username+"#######"+password);
         if(rateLimitService.reached(username)){
             System.out.println("锁定了账户："+username);
-            redisTemplate.opsForValue().set("LOCK_USER_"+username,true,10, TimeUnit.MINUTES);
+            if(null == redisTemplate.opsForValue().get("LOCK_USER_"+username)){
+                redisTemplate.opsForValue().set("LOCK_USER_"+username,true,10, TimeUnit.MINUTES);
+            }
+            PrintWriter writer = response.getWriter();
+            writer.write("您已连续登录失败超过5次，账号已被锁定10分钟。");
+            writer.flush();
+            writer.close();
+        }else{
+            PrintWriter writer = response.getWriter();
+            writer.write("账号或者密码错误，请重新输入。");
+            writer.flush();
+            writer.close();
         }
-        PrintWriter writer = response.getWriter();
-        writer.write("您已连续登录失败超过5次，账号已被锁定10分钟。");
-        writer.flush();
-        writer.close();
     }
 
 }

src/main/java/com/keymobile/proxy/conf/RESTAuthenticationSuccessHandler.java

@@ -39,6 +39,8 @@ public class RESTAuthenticationSuccessHandler extends SimpleUrlAuthenticationSuc
     public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response,
                                         Authentication authentication) throws IOException, ServletException {
         clearAuthenticationAttributes(request);
+        response.setHeader("Content-type", "text/html;charset=UTF-8");
+        response.setCharacterEncoding("UTF-8");
         System.out.println("come onAuthenticationSuccess here");
         String sso = (String) request.getSession().getAttribute("ssologin");