feat: 중복 요청 방지를 위한 AOP 설정

smeem-common/src/main/java/com/smeem/common/exception/ExceptionCode.java

@@ -9,6 +9,7 @@ public enum ExceptionCode {
     // 4xx
     UNAUTHORIZED(401, "유효하지 않은 토큰 "),
     NOT_FOUND(404, "존재하지 않음 "),
+    TOO_MANY_REQUESTS(429, "너무 많은 요청"),
 
     // 5xx
     SERVICE_AVAILABLE(503, "서비스에 접근할 수 없음 "),

smeem-input-http/build.gradle

@@ -13,6 +13,9 @@ project(':smeem-input-http') {
         implementation group: 'io.jsonwebtoken', name: 'jjwt-api', version: '0.11.5'
         implementation group: 'io.jsonwebtoken', name: 'jjwt-impl', version: '0.11.5'
         implementation group: 'io.jsonwebtoken', name: 'jjwt-jackson', version: '0.11.5'
+
+        // AOP
+        implementation 'org.springframework.boot:spring-boot-starter-aop'
     }
 }
 

smeem-input-http/src/main/java/com/smeem/http/aspect/DuplicateRequestAspect.java

@@ -0,0 +1,57 @@
+package com.smeem.http.aspect;
+
+import com.smeem.common.exception.ExceptionCode;
+import com.smeem.http.controller.dto.ExceptionResponse;
+import lombok.val;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Pointcut;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Component;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.Set;
+
+@Aspect
+@Component
+public class DuplicateRequestAspect {
+    private final Set<String> requestSet = Collections.synchronizedSet(new HashSet<>());
+
+    @Pointcut("within(*..*Api)")
+    public void onRequest() {
+    }
+
+    @Around("onRequest()")
+    public Object duplicateRequestCheck(ProceedingJoinPoint joinPoint) throws Throwable {
+        val request = ((ServletRequestAttributes) RequestContextHolder.currentRequestAttributes()).getRequest();
+        val httpMethod = request.getMethod();
+
+        // GET 요청일 경우 중복 체크 생략
+        if ("GET".equalsIgnoreCase(httpMethod)) {
+            return joinPoint.proceed();
+        }
+
+        val requestId = joinPoint.getSignature().toLongString();
+        if (requestSet.contains(requestId)) {
+            // 중복 요청인 경우
+            return handleDuplicateRequest();
+        }
+        requestSet.add(requestId);
+
+        try {
+            return joinPoint.proceed();
+        } finally { // 요청 후 요청값 삭제
+            requestSet.remove(requestId);
+        }
+    }
+
+    private ResponseEntity<ExceptionResponse> handleDuplicateRequest() {
+        return ResponseEntity
+                .status(ExceptionCode.TOO_MANY_REQUESTS.getStatusCode())
+                .body(ExceptionResponse.of(ExceptionCode.TOO_MANY_REQUESTS.getMessage() + ": 중복된 요청"));
+    }
+}

smeem-input-http/src/main/java/com/smeem/http/controller/MemberBadgeApiV3.java → smeem-input-http/src/main/java/com/smeem/http/controller/MemberBadgeV3Api.java

@@ -4,7 +4,7 @@
 import com.smeem.application.port.input.BadgeUseCase;
 import com.smeem.http.controller.dto.SmeemResponse;
 import com.smeem.application.port.input.dto.response.badge.RetrieveMemberBadgesResponse;
-import com.smeem.http.controller.docs.MemberBadgeApiV3Docs;
+import com.smeem.http.controller.docs.MemberBadgeV3ApiDocs;
 import com.smeem.common.util.SmeemConverter;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.HttpStatus;
@@ -18,7 +18,7 @@
 @RestController
 @RequiredArgsConstructor
 @RequestMapping("/api/v3/members/badges")
-public class MemberBadgeApiV3 implements MemberBadgeApiV3Docs {
+public class MemberBadgeV3Api implements MemberBadgeV3ApiDocs {
     private final BadgeUseCase badgeUseCase;
     private final SmeemConverter smeemConverter;
 

smeem-input-http/src/main/java/com/smeem/http/controller/docs/MemberBadgeApiV3Docs.java → smeem-input-http/src/main/java/com/smeem/http/controller/docs/MemberBadgeV3ApiDocs.java

@@ -13,7 +13,7 @@
 import java.security.Principal;
 
 @Tag(name = "MemberBadgeApi (v3)", description = "회원의 배지(Badge) 관련 Api 입니다.")
-public interface MemberBadgeApiV3Docs {
+public interface MemberBadgeV3ApiDocs {
 
     @Operation(summary = "배지 조회 api", description = "회원의 배지 정보를 조회합니다.")
     @ApiResponses(value = {