Change path-parent resolving to use recursion instead of iteration fo…

…r cleaner code
netarchivesuite · Aug 9, 2023 · 9f10dbf · 9f10dbf
1 parent 7ad6964
commit 9f10dbf
Showing 1 changed file with 3 additions and 6 deletions.
diff --git a/src/main/java/dk/kb/netarchivesuite/solrwayback/util/FileUtil.java b/src/main/java/dk/kb/netarchivesuite/solrwayback/util/FileUtil.java
@@ -122,12 +122,9 @@ static Stream<Path> getContainerCandidates(String resource) {
      * @return a stream of the path followed by all parents.
      */
     private static Stream<Path> allLevels(Path path) {
-        List<Path> levels = new ArrayList<>();
-        levels.add(path);
-        while ((path = path.getParent()) != null) {
-            levels.add(path);
-        }
-        return levels.stream();
+        return path.getParent() != null ?
+                Stream.concat(Stream.of(path), allLevels(path.getParent())) :
+                Stream.of(path);
     }
 
     /**