移除自定义注解，使代码更加简单明了

springboot-main/src/main/java/com/alvin/advice/ResponseResultAdvice.java

@@ -1,69 +0,0 @@
-package com.alvin.advice;
-
-import com.alvin.annotation.ResponseResult;
-import com.alvin.common.entity.Result;
-import com.alvin.common.entity.ResultCode;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.springframework.core.MethodParameter;
-import org.springframework.http.MediaType;
-import org.springframework.http.converter.HttpMessageConverter;
-import org.springframework.http.server.ServerHttpRequest;
-import org.springframework.http.server.ServerHttpResponse;
-import org.springframework.web.bind.annotation.ControllerAdvice;
-import org.springframework.web.context.request.RequestContextHolder;
-import org.springframework.web.context.request.ServletRequestAttributes;
-import org.springframework.web.servlet.mvc.method.annotation.ResponseBodyAdvice;
-
-import javax.servlet.http.HttpServletRequest;
-import java.lang.annotation.Annotation;
-
-/**
- * @Description 封装返回的数据
- * @Author 田云
- * @Date 2020/12/19 11:44
- * @Version 1.0
- */
-@ControllerAdvice
-public class ResponseResultAdvice implements ResponseBodyAdvice<Object> {
-
-    /**
-     * 请求中是否包含了 响应需要被包装的标记，如果没有，则直接返回，不需要重写返回体
-     *
-     * @param methodParameter
-     * @param aClass
-     * @return
-     */
-    @Override
-    public boolean supports(MethodParameter methodParameter, Class<? extends HttpMessageConverter<?>> aClass) {
-        ResponseResult annotation = methodParameter.getMethod().getDeclaringClass().getAnnotation(ResponseResult.class);
-        //先判断类上面有没有注释，再判断方法上有没有注释
-        if (annotation == null) {
-            annotation = methodParameter.getMethod().getAnnotation(ResponseResult.class);
-        }
-        return annotation == null ? false : true;
-    }
-
-    /**
-     * 对 响应体 进行包装; 除此之外还可以对响应体进行统一的加密、签名等
-     *
-     * @param responseBody 请求的接口方法执行后得到返回值(返回响应)
-     */
-    @Override
-    public Object beforeBodyWrite(Object responseBody, MethodParameter methodParameter,
-                                  MediaType mediaType,
-                                  Class<? extends HttpMessageConverter<?>> aClass,
-                                  ServerHttpRequest serverHttpRequest,
-                                  ServerHttpResponse serverHttpResponse) {
-        //自定义的错误异常
-        if (responseBody instanceof ResultCode) {
-            ResultCode code = (ResultCode) responseBody;
-            if (code == ResultCode.SUCCESS) {
-                return Result.success();
-            } else {
-                return Result.failure(code);
-            }
-        }
-        return Result.byObject(responseBody);
-    }
-}

springboot-main/src/main/java/com/alvin/annotation/ResponseResult.java

@@ -1,13 +0,0 @@
-package com.alvin.annotation;
-
-import java.lang.annotation.*;
-
-/**
- * 标记方法返回值需要进行包装的 自定义注解
- * @author 田云
- */
-@Target({ElementType.TYPE, ElementType.METHOD})
-@Retention(RetentionPolicy.RUNTIME)
-@Documented
-public @interface ResponseResult {
-}

springboot-main/src/main/java/com/alvin/controller/AppController.java

@@ -1,6 +1,5 @@
 package com.alvin.controller;
 
-import com.alvin.annotation.ResponseResult;
 import com.alvin.common.entity.PageResult;
 import com.alvin.common.entity.Result;
 import com.alvin.entity.User;
@@ -19,7 +18,6 @@ import java.util.List;
 @Slf4j
 @RestController
 @RequestMapping("/user")
-@ResponseResult
 public class AppController {
 
     @Autowired
@@ -32,7 +30,6 @@ public class AppController {
      *
      * @return {@link Result<User>}
      */
-    @ResponseResult
     @GetMapping("/findOne")
     public User findOne() {
         User user = new User();