From 43b882b8a577684498ab9b8851aa0427216784f7 Mon Sep 17 00:00:00 2001
From: Mark Thomas <markt@apache.org>
Date: Fri, 15 Sep 2023 22:53:24 +0100
Subject: [PATCH] Restore the finalize() method

---
 .../util/http/fileupload/disk/DiskFileItem.java   | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/java/org/apache/tomcat/util/http/fileupload/disk/DiskFileItem.java b/java/org/apache/tomcat/util/http/fileupload/disk/DiskFileItem.java
index d7cd4798fb1..bc2067b24a4 100644
--- a/java/org/apache/tomcat/util/http/fileupload/disk/DiskFileItem.java
+++ b/java/org/apache/tomcat/util/http/fileupload/disk/DiskFileItem.java
@@ -531,6 +531,21 @@ public File getStoreLocation() {
 
     // ------------------------------------------------------ Protected methods
 
+    /**
+     * Removes the file contents from the temporary storage.
+     */
+    @Override
+    protected void finalize() {
+        if (dfos == null || dfos.isInMemory()) {
+            return;
+        }
+        final File outputFile = dfos.getFile();
+
+        if (outputFile != null && outputFile.exists()) {
+            outputFile.delete();
+        }
+    }
+
     /**
      * Creates and returns a {@link java.io.File File} representing a uniquely
      * named temporary file in the configured repository path. The lifetime of