Reduces code duplication

core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaMultiPartRequest.java

@@ -240,7 +240,7 @@ public class JakartaMultiPartRequest implements MultiPartRequest {
                     LOG.error("Cannot write uploaded empty file to disk: {}", storeLocation.getAbsolutePath(), e);
                 }
             }
-            fileList.add(new JakartaUploadedFile(storeLocation));
+            fileList.add(new StrutsUploadedFile(storeLocation));
         }
 
         return fileList.toArray(new UploadedFile[fileList.size()]);

core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaStreamMultiPartRequest.java

@@ -135,15 +135,6 @@ public class JakartaStreamMultiPartRequest implements MultiPartRequest {
         return errors;
     }
 
-    /**
-     * Allows interceptor to fetch non-critical messages that can be passed to the action.
-     *
-     * @return list of string messages
-     */
-    public List<String> getMesssages() {
-        return messages;
-    }
-
     /* (non-Javadoc)
      * @see org.apache.struts2.dispatcher.multipart.MultiPartRequest#getFile(java.lang.String)
      */
@@ -155,7 +146,7 @@ public class JakartaStreamMultiPartRequest implements MultiPartRequest {
 
         List<UploadedFile> files = new ArrayList<>(infos.size());
         for (FileInfo fileInfo : infos) {
-            files.add(new JakartaUploadedFile(fileInfo.getFile()));
+            files.add(new StrutsUploadedFile(fileInfo.getFile()));
         }
 
         return files.toArray(new UploadedFile[files.size()]);

core/src/main/java/org/apache/struts2/dispatcher/multipart/JakartaUploadedFile.java

@@ -1,61 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License.  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied.  See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package org.apache.struts2.dispatcher.multipart;
-
-import java.io.File;
-
-public class JakartaUploadedFile implements UploadedFile {
-
-    private File file;
-
-    public JakartaUploadedFile(File file) {
-        this.file = file;
-    }
-
-    @Override
-    public Long length() {
-        return file.length();
-    }
-
-    @Override
-    public String getName() {
-        return file.getName();
-    }
-
-    @Override
-    public boolean isFile() {
-        return file.isFile();
-    }
-
-    @Override
-    public boolean delete() {
-        return file.delete();
-    }
-
-    @Override
-    public String getAbsolutePath() {
-        return file.getAbsolutePath();
-    }
-
-    @Override
-    public File getContent() {
-        return file;
-    }
-}

core/src/main/java/org/apache/struts2/dispatcher/multipart/StrutsUploadedFile.java

@@ -21,11 +21,11 @@ package org.apache.struts2.dispatcher.multipart;
 
 import java.io.File;
 
-public class PellUploadedFile implements UploadedFile {
+public class StrutsUploadedFile implements UploadedFile {
 
     private File file;
 
-    public PellUploadedFile(File file) {
+    public StrutsUploadedFile(File file) {
         this.file = file;
     }
 

core/src/test/java/org/apache/struts2/interceptor/FileUploadInterceptorTest.java

@@ -33,7 +33,7 @@ import org.apache.struts2.StrutsInternalTestCase;
 import org.apache.struts2.TestAction;
 import org.apache.struts2.dispatcher.HttpParameters;
 import org.apache.struts2.dispatcher.multipart.JakartaMultiPartRequest;
-import org.apache.struts2.dispatcher.multipart.JakartaUploadedFile;
+import org.apache.struts2.dispatcher.multipart.StrutsUploadedFile;
 import org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper;
 import org.apache.struts2.dispatcher.multipart.UploadedFile;
 import org.springframework.mock.web.MockHttpServletRequest;
@@ -198,7 +198,7 @@ public class FileUploadInterceptorTest extends StrutsInternalTestCase {
         URL url = ClassLoaderUtil.getResource("log4j2.xml", FileUploadInterceptorTest.class);
         File file = new File(new URI(url.toString()));
         assertTrue("log4j2.xml should be in src/test folder", file.exists());
-        boolean notOk = interceptor.acceptFile(action, new JakartaUploadedFile(file), "filename", "text/html", "inputName", validation);
+        boolean notOk = interceptor.acceptFile(action, new StrutsUploadedFile(file), "filename", "text/html", "inputName", validation);
 
         assertFalse(notOk);
         assertFalse(validation.getFieldErrors().isEmpty());

plugins/pell-multipart/src/main/java/org/apache/struts2/dispatcher/multipart/PellMultiPartRequest.java

@@ -93,7 +93,7 @@ public class PellMultiPartRequest implements MultiPartRequest {
     }
 
     public UploadedFile[] getFile(String fieldName) {
-        return new UploadedFile[]{ new PellUploadedFile(multi.getFile(fieldName)) };
+        return new UploadedFile[]{ new StrutsUploadedFile(multi.getFile(fieldName)) };
     }
 
     public String[] getFileNames(String fieldName) {