Add request log

src/main/java/uk/gov/beis/els/mvc/RequestLogFilter.java

@@ -0,0 +1,49 @@
+package uk.gov.beis.els.mvc;
+
+import jakarta.servlet.FilterChain;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
+
+@Component
+public class RequestLogFilter extends OncePerRequestFilter {
+
+  private static final Logger LOGGER = LoggerFactory.getLogger(RequestLogFilter.class);
+
+  @Override
+  protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
+      throws IOException, ServletException {
+
+    var startTimeMs = System.currentTimeMillis();
+
+    try {
+      filterChain.doFilter(request, response);
+    } finally {
+      var queryString = request.getQueryString() == null ? "" : request.getQueryString();
+      if (!queryString.isEmpty()) {
+        queryString = "?" + queryString;
+      }
+
+      LOGGER.info(
+          "Request: {} {}{}, time: {}, status: {}",
+          request.getMethod(),
+          request.getRequestURI(),
+          queryString,
+          System.currentTimeMillis() - startTimeMs,
+          response.getStatus()
+      );
+    }
+  }
+
+  @Override
+  protected boolean shouldNotFilter(HttpServletRequest request) {
+    var requestUri = request.getRequestURI();
+    return requestUri.startsWith("/actuator")
+        || requestUri.startsWith("/assets");
+  }
+}