admin: 로깅 공통 필터 추가

poc/admin/src/main/java/com/bpgroup/poc/admin/fitler/LoggingFilter.java

@@ -0,0 +1,80 @@
+package com.bpgroup.poc.admin.fitler;
+
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.core.Ordered;
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
+import org.springframework.web.util.ContentCachingRequestWrapper;
+import org.springframework.web.util.ContentCachingResponseWrapper;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.util.stream.Stream;
+
+@Slf4j
+@Order(Ordered.HIGHEST_PRECEDENCE)
+@Component
+public class LoggingFilter extends OncePerRequestFilter {
+    @Override
+    protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain) throws ServletException, IOException {
+        customDoFilter(new ContentCachingRequestWrapper(request), new ContentCachingResponseWrapper(response), filterChain);
+    }
+
+    protected void customDoFilter(ContentCachingRequestWrapper request, ContentCachingResponseWrapper response, FilterChain filterChain) throws ServletException, IOException {
+        String sessionId = request.getSession().getId();
+
+        try {
+            loggingRequest(request, sessionId);
+            filterChain.doFilter(request, response);
+        } finally {
+            loggingResponse(response, sessionId);
+            response.copyBodyToResponse();
+        }
+    }
+
+    private void loggingRequest(ContentCachingRequestWrapper request, String sessionId) {
+        log.info("session ID: {} Request - method: {} uri: {}", sessionId, request.getMethod(), request.getRequestURI());
+        log.info("session ID: {} Request - params: {}", sessionId, new String(request.getContentAsByteArray(), StandardCharsets.UTF_8));
+    }
+
+    private void loggingResponse(ContentCachingResponseWrapper response, String sessionId) {
+        log.info("Session ID: {} Response - status: {} Content-Type: {}", sessionId, response.getStatus(), response.getContentType());
+
+        if (isLoggingContentType(response.getContentType())) {
+            log.info("Session ID: {} Response - body: {}", sessionId, new String(response.getContentAsByteArray(), StandardCharsets.UTF_8));
+        }
+
+    }
+
+    /**
+     * 로깅을 제외할 content type 추가
+     */
+    private boolean isLoggingContentType(String contentType) {
+        return Stream.of(
+                "text/html"
+        ).noneMatch(contentType::contains);
+    }
+
+    /**
+     * 필터를 제외할 URI
+     */
+    @Override
+    protected boolean shouldNotFilter(HttpServletRequest request) {
+        return Stream.of(
+                "/login",
+                "/logout",
+                "/error",
+                "/css",
+                "/js",
+                "/images",
+                "/favicon.ico",
+                "/common/modal",
+                "/font"
+        ).anyMatch(s -> request.getRequestURI().contains(s));
+    }
+}