[+] #76 Jwt 인증을 수행하는 AspectJ 구현

src/main/java/com/teamseven/MusicVillain/Aspect/JwtAuthorizationAspect.java

@@ -0,0 +1,51 @@
+package com.teamseven.MusicVillain.Aspect;
+
+import com.teamseven.MusicVillain.Dto.ServiceResult;
+import com.teamseven.MusicVillain.Exception.JwtAuthorizationFailException;
+import com.teamseven.MusicVillain.Security.JWT.JwtManager;
+import jakarta.servlet.http.HttpServletRequest;
+import lombok.extern.slf4j.Slf4j;
+import org.aspectj.lang.JoinPoint;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Before;
+import org.aspectj.lang.reflect.MethodSignature;
+import org.springframework.http.HttpHeaders;
+import org.springframework.stereotype.Component;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+
+@Slf4j
+@Component
+@Aspect
+public class JwtAuthorizationAspect {
+
+    @Before("@annotation(JwtAuthorizationRequired)")
+    public void verifyAccessToken(JoinPoint joinPoint) throws Throwable {
+
+        // delegate token validation
+        ServiceResult tokenValidationResult = delegateTokenValidation();
+
+        // if token validation failed, throw JwtAuthorizationFailException
+        if (tokenValidationResult.isFailed()) {
+            log.warn("Authorization Fail - {} ", tokenValidationResult.getMessage());
+            throw new JwtAuthorizationFailException(tokenValidationResult.getMessage());
+        }
+    }
+
+
+    public ServiceResult delegateTokenValidation() throws JwtAuthorizationFailException {
+        // get Http Request
+        HttpServletRequest request =
+                ((ServletRequestAttributes) RequestContextHolder.currentRequestAttributes()).getRequest();
+
+        // get Authorization Header
+        String authorizationHeader = request.getHeader(HttpHeaders.AUTHORIZATION);
+        log.trace("Authorization Header: {}", authorizationHeader);
+
+        // delegate Token Validation to JwtManager
+        ServiceResult verifyAccessTokenResult = JwtManager.verifyAccessToken(authorizationHeader);
+        log.trace("verifyAccessTokenResult: {}", verifyAccessTokenResult);
+
+        return JwtManager.verifyAccessToken(authorizationHeader);
+    }
+}