diff --git a/src/main/java/cokr/xit/base/syslog/service/bean/LogFilter.java b/src/main/java/cokr/xit/base/syslog/service/bean/LogFilter.java
index f94cd1f..6c3272b 100644
--- a/src/main/java/cokr/xit/base/syslog/service/bean/LogFilter.java
+++ b/src/main/java/cokr/xit/base/syslog/service/bean/LogFilter.java
@@ -119,8 +119,7 @@ public class LogFilter extends AbstractComponent {
 	 */
 	protected boolean downloadFilter(ServiceLog log) {
 		Object returned = log.getReturned();
-		if (returned instanceof ModelAndView) {
-			ModelAndView mav = (ModelAndView)returned;
+		if (returned instanceof ModelAndView mav) {
 			if (!"downloadView".equals(mav.getViewName())) return false;
 
 			Map<String, Object> model = mav.getModel();
@@ -143,16 +142,14 @@ public class LogFilter extends AbstractComponent {
 	 */
 	protected void setDownloadData(ServiceLog log, Map<String, Object> model) {
 		Object obj = model.get("downloadData");
-		if (!(obj instanceof List)) return;
+		if (!(obj instanceof List<?> list)) return;
 
-		List<?> list = (List<?>)obj;
 		if (list.isEmpty()) return;
 
 		int dataSize = -1;
 		Object first = list.get(0);
 
-		if (first instanceof DataObject) {
-			DataObject row = (DataObject)first;
+		if (first instanceof DataObject row) {
 			if (row.containsKey("TOT_CNT"))
 				dataSize = row.number("TOT_CNT").intValue();
 		}