Merge pull request #39 from linglong67/feature/log-filter-and-aop

[feat] log filter 추가 및 aop 수정

module-api/src/main/java/com/kernel360/global/annotation/LogExecutionTime.java

@@ -0,0 +1,11 @@
+package com.kernel360.global.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface LogExecutionTime {
+}

module-api/src/main/java/com/kernel360/global/aop/LogAspect.java

@@ -0,0 +1,24 @@
+package com.kernel360.global.aop;
+
+import lombok.extern.slf4j.Slf4j;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.Around;
+import org.aspectj.lang.annotation.Aspect;
+import org.springframework.stereotype.Component;
+
+@Slf4j
+@Aspect
+@Component
+public class LogAspect {
+
+    @Around("@annotation(com.kernel360.global.annotation.LogExecutionTime)")
+    public Object logExecutionTime(ProceedingJoinPoint joinPoint) throws Throwable {
+        long start = System.currentTimeMillis();
+        Object proceed = joinPoint.proceed();
+
+        long executionTime = System.currentTimeMillis() - start;
+        log.info("##### @LogExecutionTime ##### " + joinPoint.getSignature() + " executed in " + executionTime + "ms");
+
+        return proceed;
+    }
+}

module-api/src/main/java/com/kernel360/global/filter/LogFilter.java

@@ -0,0 +1,61 @@
+package com.kernel360.global.filter;
+
+import jakarta.servlet.*;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+import org.springframework.web.util.ContentCachingRequestWrapper;
+import org.springframework.web.util.ContentCachingResponseWrapper;
+
+import java.io.IOException;
+
+@Slf4j
+@Component
+public class LogFilter implements Filter {
+
+    @Override
+    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
+        ContentCachingRequestWrapper request = new ContentCachingRequestWrapper((HttpServletRequest) req);
+        ContentCachingResponseWrapper response = new ContentCachingResponseWrapper((HttpServletResponse) res);
+        log.info("##### INIT URI: {}", request.getRequestURI());
+
+        chain.doFilter(request, response);
+
+        // Request
+        StringBuilder requestHeaderValues = new StringBuilder();
+        request.getHeaderNames().asIterator().forEachRemaining(headerKey -> {
+            String headerValue = request.getHeader(headerKey);
+
+            requestHeaderValues
+                    .append("[")
+                    .append(headerKey)
+                    .append(" : ")
+                    .append(headerValue)
+                    .append("] ");
+        });
+
+        String requestBody = new String(request.getContentAsByteArray());
+        String uri = request.getRequestURI();
+        String method = request.getMethod();
+        log.info("##### REQUEST ##### uri: {}, method: {}, header: {}, body: {}", uri, method, requestHeaderValues, requestBody);
+
+        // Response
+        StringBuilder responseHeaderValues = new StringBuilder();
+        response.getHeaderNames().forEach(headerKey -> {
+            String headerValue = response.getHeader(headerKey);
+
+            responseHeaderValues
+                    .append("[")
+                    .append(headerKey)
+                    .append(" : ")
+                    .append(headerValue)
+                    .append("] ");
+        });
+
+        String responseBody = new String(response.getContentAsByteArray());
+        log.info("##### RESPONSE ##### uri: {}, method: {}, header: {}, body: {}", uri, method, responseHeaderValues, responseBody);
+
+        response.copyBodyToResponse();
+    }
+}