优化404拦截写法

server/like-admin/src/main/resources/application.yml

@@ -12,6 +12,10 @@ spring:
     active: dev
   mvc:
     static-path-pattern: /api/static/**
+    throw-exception-if-no-handler-found: true
+  web:
+    resources:
+      add-mappings: false
   # 数据源配置
   datasource:
     url: jdbc:mysql://localhost:3306/likeadmin?useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&useSSL=false

server/like-common/src/main/java/com/mdd/common/exception/GlobalException.java

@@ -13,6 +13,7 @@ import org.springframework.web.HttpRequestMethodNotSupportedException;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.MissingServletRequestParameterException;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.servlet.NoHandlerFoundException;
 
 import java.util.Objects;
 
@@ -38,6 +39,16 @@ public class GlobalException {
         return AjaxResult.failed(HttpEnum.SYSTEM_ERROR.getCode(), e.getMessage());
     }
 
+    /**
+     * 拦截404异常
+     */
+    @ResponseStatus(HttpStatus.OK)
+    @ExceptionHandler(NoHandlerFoundException.class)
+    @ResponseBody
+    public AjaxResult<Object> handleNoHandlerFoundException(NoHandlerFoundException e){
+        return AjaxResult.failed(HttpEnum.REQUEST_404_ERROR.getCode(), e.getMessage());
+    }
+
     /**
      * 拦截自定义抛出异常
      */

server/like-front/src/main/java/com/mdd/front/LikeFrontInterceptor.java

@@ -31,16 +31,11 @@ public class LikeFrontInterceptor implements HandlerInterceptor {
     UserMapper userMapper;
 
     @Override
-    public boolean preHandle(@NonNull HttpServletRequest request, HttpServletResponse response, @NonNull Object handler) throws Exception {
+    public boolean preHandle(@NonNull HttpServletRequest request,
-        // 404拦截
+                             @NonNull HttpServletResponse response,
-        response.setContentType("application/json;charset=utf-8");
+                             @NonNull Object handler) throws Exception {
-        if (response.getStatus() == 404) {
-            AjaxResult<Object> result = AjaxResult.failed(HttpEnum.REQUEST_404_ERROR.getCode(), HttpEnum.REQUEST_404_ERROR.getMsg());
-            response.getWriter().print(JSON.toJSONString(result));
-            return false;
-        }
-
         // 判断请求接口
+        response.setContentType("application/json;charset=utf-8");
         if (!(handler instanceof HandlerMethod)) {
             return HandlerInterceptor.super.preHandle(request, response, handler);
         }
@@ -113,7 +108,9 @@ public class LikeFrontInterceptor implements HandlerInterceptor {
     }
 
     @Override
-    public void afterCompletion(@NonNull HttpServletRequest request, @NonNull HttpServletResponse response, @NonNull Object handler, Exception ex) throws Exception {
+    public void afterCompletion(@NonNull HttpServletRequest request,
+                                @NonNull HttpServletResponse response,
+                                @NonNull Object handler, Exception ex) throws Exception {
         LikeFrontThreadLocal.remove();
         HandlerInterceptor.super.afterCompletion(request, response, handler, ex);
     }

server/like-front/src/main/resources/application.yml

@@ -10,6 +10,10 @@ spring:
     active: dev
   mvc:
     static-path-pattern: /api/static/**
+    throw-exception-if-no-handler-found: true
+  web:
+    resources:
+      add-mappings: false
   # 数据源配置
   datasource:
     url: jdbc:mysql://localhost:3306/local_likeadmin?useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&useSSL=false
@@ -48,11 +52,11 @@ spring:
 
 # Mybatis-plus配置
 mybatis-plus:
-  mapper-locations: classpath*:/mapper/**Mapper.xml # 映射文件路径
+  mapper-locations: classpath*:/mapper/**Mapper.xml
   typeAliasesPackage: com.mdd.**.mapper
   global-config:
     banner: false
     db-config:
-      table-prefix: la_ # 设置表前缀
+      table-prefix: la_
   configuration-properties:
-    prefix: la_ # 自定义表前缀标签${prefix}
+    prefix: la_