增加切面

pom.xml

@@ -215,6 +215,13 @@
             <version>1.5.5.Final</version>
             <scope>provided</scope>
         </dependency>
+
+        <!-- FastJSON -->
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>fastjson</artifactId>
+            <version>1.2.83</version>
+        </dependency>
     </dependencies>
 
     <!-- Build Configuration -->

src/main/java/com/sczx/car/aspect/WebLogAspect.java

@@ -0,0 +1,97 @@
+package com.sczx.car.aspect;
+
+import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONObject;
+import lombok.extern.slf4j.Slf4j;
+import org.aspectj.lang.JoinPoint;
+import org.aspectj.lang.annotation.*;
+import org.slf4j.MDC;
+import org.springframework.stereotype.Component;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+import org.springframework.web.multipart.MultipartFile;
+
+import javax.servlet.http.HttpServletRequest;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+
+/**
+ * @Author Huang Kai
+ * @Date 2023/1/18 17:01
+ * @Version 1.0
+ */
+@Aspect
+@Component
+@Slf4j
+public class WebLogAspect {
+
+
+
+    /** 以 controller 包下定义的所有请求为切入点 */
+    @Pointcut("execution(public * com.sczx.*.controller.*.*(..))")
+    public void webLog() {}
+
+    /**
+     * 在切点之前织入
+     * @param joinPoint
+     */
+    @Before("webLog()")
+    public void doBefore(JoinPoint joinPoint) {
+        String uid = UUID.randomUUID().toString();
+        MDC.put("requestId",uid.substring(24,36));
+        // 开始打印请求日志
+        ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
+        HttpServletRequest request = null;
+        if (attributes != null) {
+            request = attributes.getRequest();
+        }
+        // 打印请求相关参数
+        log.info("========================= Start =========================");
+        // 打印请求入参
+        try{
+            Object[] args = joinPoint.getArgs();
+            List<Object> filteredArgs = new ArrayList<>();
+            for (Object arg : args) {
+                //如果是文件类，则只打印文件名称和大小
+                if (arg instanceof MultipartFile) {
+                    MultipartFile file = (MultipartFile) arg;
+                    JSONObject fileJson = new JSONObject();
+                    fileJson.put("filename", file.getOriginalFilename());
+                    fileJson.put("size", file.getSize());
+                    filteredArgs.add(fileJson);
+                } else {
+                    filteredArgs.add(arg);
+                }
+            }
+            if (request != null) {
+                log.info("URL:{} ,  {}", request.getRequestURL().toString(), JSON.toJSONString(filteredArgs));
+            }
+        } catch (Exception e){
+            log.error("打印WebLogAspect_Request失败，args无法被序列化", e);
+        }
+
+    }
+
+    /**
+     * 处理完请求后执行
+     * @param joinPoint
+     * @param result
+     */
+    @AfterReturning(pointcut = "webLog()", returning = "result")
+    public void doAfterReturning(JoinPoint joinPoint, Object result) {
+        // 打印出参
+        try {
+            log.info("WebLogAspect_Response:{}", JSON.toJSON(result));
+        }catch (Exception e){
+            log.error("打印WebLogAspect_Response失败，result无法被序列化", e);
+        }
+        log.info("========================= End =========================");
+        MDC.clear();
+    }
+
+    @AfterThrowing(throwing="ex",pointcut="webLog()")
+    public void doRecoveryActions(Throwable ex){
+        MDC.clear();
+    }
+}