javadoc/checkstyle

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/io/trunk@721742 13f79535-47bb-0310-9956-ffa450edef68

Author: Niall Pemberton

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

@@ -513,6 +513,7 @@ protected void handleDirectoryStart(File directory, int depth, Collection<?> res
      * @param directory  the current directory being processed
      * @param depth  the current directory level (starting directory = 0)
      * @param files the files (possibly filtered) in the directory
+     * @return the filtered list of files
      * @throws IOException if an I/O Error occurs
      */
     protected File[] filterDirectoryContents(File directory, int depth, File[] files) throws IOException {