大屏项目初始化

src/main/java/com/mini/mybigscreen/Config/LoginInterceptor.java

@@ -0,0 +1,22 @@
+package com.mini.mybigscreen.Config;
+
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import jakarta.servlet.http.HttpSession;
+import org.springframework.stereotype.Component;
+import org.springframework.web.servlet.HandlerInterceptor;
+
+
+@Component
+public class LoginInterceptor implements HandlerInterceptor {
+
+    @Override
+    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
+        HttpSession session = request.getSession(false);
+        if (session == null) {
+            response.sendRedirect(request.getContextPath() + "/index.html");
+            return false;
+        }
+        return true;
+    }
+}