diff --git a/core/pom.xml b/core/pom.xml
index a41bbd82d..3162abd80 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -89,7 +89,7 @@
                     <failOnError>true</failOnError>
                 </configuration>
             </plugin>
-          </plugins>
+        </plugins>
     </build>
     <profiles>
         <profile>
diff --git a/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaMultiPartRequest.java b/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaMultiPartRequest.java
index d73c477f9..09c068471 100644
--- a/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaMultiPartRequest.java
+++ b/core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaMultiPartRequest.java
@@ -18,6 +18,19 @@
  */
 package org.apache.struts2.dispatcher.multipart;
 
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.UncheckedIOException;
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
 import org.apache.commons.fileupload2.core.DiskFileItem;
 import org.apache.commons.fileupload2.core.DiskFileItemFactory;
 import org.apache.commons.fileupload2.core.FileItem;
@@ -33,17 +46,6 @@ import org.apache.logging.log4j.Logger;
 import org.apache.struts2.dispatcher.LocalizedMessage;
 
 import jakarta.servlet.http.HttpServletRequest;
-import java.io.File;
-import java.io.IOException;
-import java.io.InputStream;
-import java.nio.charset.Charset;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Enumeration;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
 
 /**
  * Multipart form data request adapter for Jakarta Commons Fileupload package.
@@ -82,7 +84,7 @@ public class JakartaMultiPartRequest extends AbstractMultiPartRequest {
             } else if (e instanceof FileUploadSizeException) {
                 FileUploadSizeException ex = (FileUploadSizeException) e;
                 errorMessage = buildErrorMessage(e, new Object[]{ex.getPermitted(), ex.getActualSize()});
-            }   else {
+            } else {
                 errorMessage = buildErrorMessage(e, new Object[]{});
             }
 
@@ -369,7 +371,7 @@ public class JakartaMultiPartRequest extends AbstractMultiPartRequest {
                     try {
                         item.delete();
                     } catch (IOException e) {
-                        throw new RuntimeException(e);
+                        throw new UncheckedIOException(e);
                     }
                 }
             }
diff --git a/core/src/test/java/org/apache/struts2/dispatcher/mapper/Restful2ActionMapperTest.java b/core/src/test/java/org/apache/struts2/dispatcher/mapper/Restful2ActionMapperTest.java
index 2e52e9eaa..e4201c41c 100644
--- a/core/src/test/java/org/apache/struts2/dispatcher/mapper/Restful2ActionMapperTest.java
+++ b/core/src/test/java/org/apache/struts2/dispatcher/mapper/Restful2ActionMapperTest.java
@@ -64,8 +64,6 @@ public class Restful2ActionMapperTest extends StrutsInternalTestCase {
     public void testGetIndex() throws Exception {
         req.setRequestURI("/my/namespace/foo/");
         req.setServletPath("/my/namespace/foo/");
-        //
-        //
         req.setMethod("GET");
 
         ActionMapping mapping = mapper.getMapping(req, configManager);
diff --git a/core/src/test/java/org/apache/struts2/views/jsp/BeanTagTest.java b/core/src/test/java/org/apache/struts2/views/jsp/BeanTagTest.java
index 8d20467de..e8e2b24a1 100644
--- a/core/src/test/java/org/apache/struts2/views/jsp/BeanTagTest.java
+++ b/core/src/test/java/org/apache/struts2/views/jsp/BeanTagTest.java
@@ -83,9 +83,6 @@ public class BeanTagTest extends AbstractUITagTest {
             fail();
         }
 
-        
-        
-
         // Basic sanity check of clearTagStateForTagPoolingServers() behaviour for Struts Tags after doEndTag().
         BeanTag freshTag = new BeanTag();
         freshTag.setPerformClearTagStateForTagPoolingServers(true);