Revert r919684 - not binary compatible

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@919995 13f79535-47bb-0310-9956-ffa450edef68

Author: sebbASF

src/java/org/apache/commons/io/FileUtils.java

@@ -560,15 +560,14 @@ public static URL[] toURLs(File[] files) throws IOException {
      *
      * @param srcFile  an existing file to copy, must not be <code>null</code>
      * @param destDir  the directory to place the copy in, must not be <code>null</code>
-     * @return the new file
      *
      * @throws NullPointerException if source or destination is null
      * @throws IOException if source or destination is invalid
      * @throws IOException if an IO error occurs during copying
      * @see #copyFile(File, File, boolean)
      */
-    public static File copyFileToDirectory(File srcFile, File destDir) throws IOException {
-        return copyFileToDirectory(srcFile, destDir, true);
+    public static void copyFileToDirectory(File srcFile, File destDir) throws IOException {
+        copyFileToDirectory(srcFile, destDir, true);
     }
 
     /**
@@ -583,15 +582,14 @@ public static File copyFileToDirectory(File srcFile, File destDir) throws IOExce
      * @param destDir  the directory to place the copy in, must not be <code>null</code>
      * @param preserveFileDate  true if the file date of the copy
      *  should be the same as the original
-     * @return the new file
      *
      * @throws NullPointerException if source or destination is <code>null</code>
      * @throws IOException if source or destination is invalid
      * @throws IOException if an IO error occurs during copying
      * @see #copyFile(File, File, boolean)
      * @since Commons IO 1.3
      */
-    public static File copyFileToDirectory(File srcFile, File destDir, boolean preserveFileDate) throws IOException {
+    public static void copyFileToDirectory(File srcFile, File destDir, boolean preserveFileDate) throws IOException {
         if (destDir == null) {
             throw new NullPointerException("Destination must not be null");
         }
@@ -600,7 +598,6 @@ public static File copyFileToDirectory(File srcFile, File destDir, boolean prese
         }
         File destFile = new File(destDir, srcFile.getName());
         copyFile(srcFile, destFile, preserveFileDate);
-        return destFile;
     }
 
     /**