reuse already existing copyDirectory()

Author: vladak

opengrok-indexer/src/test/java/org/opengrok/indexer/index/IndexDatabaseTest.java

@@ -512,23 +512,6 @@ private void checkIndexDown(boolean historyBased, IndexDatabase idb) throws IOEx
         }
     }
 
-    private static void copyDirectory(Path src, Path dest) throws IOException {
-        Files.walk(src).forEach(srcPath -> {
-            try {
-                Path destPath = dest.resolve(src.relativize(srcPath));
-                if (Files.isDirectory(srcPath)) {
-                    if (!Files.exists(destPath)) {
-                        Files.createDirectory(destPath);
-                    }
-                    return;
-                }
-                Files.copy(srcPath, destPath);
-            } catch (Exception e) {
-                e.printStackTrace();
-            }
-        });
-    }
-
     /**
      * Make sure that history based reindex is not performed for projects
      * where some repositories are not instances of {@code RepositoryWithHistoryTraversal}
@@ -556,7 +539,7 @@ void testHistoryBasedReindexVsProjectWithDiverseRepos(boolean useCvs) throws Exc
             Path destinationPath = Path.of(repository.getSourceRoot(), projectName, subrepoName);
             Path sourcePath = Path.of(repository.getSourceRoot(), "cvs_test", "cvsrepo");
             assertTrue(sourcePath.toFile().exists());
-            copyDirectory(sourcePath, destinationPath);
+            repository.copyDirectory(sourcePath, destinationPath);
             assertTrue(destinationPath.toFile().exists());
 
             Repository subRepo = RepositoryFactory.getRepository(destinationPath.toFile());

opengrok-indexer/src/test/java/org/opengrok/indexer/util/TestRepository.java

@@ -103,7 +103,7 @@ public void create(@NotNull final URL url) throws IOException, URISyntaxExceptio
         }
     }
 
-    private void copyDirectory(Path src, Path dest) throws IOException {
+    public void copyDirectory(Path src, Path dest) throws IOException {
         try (Stream<Path> stream = Files.walk(src)) {
             stream.forEach(sourceFile -> {
                 if (sourceFile.equals(src)) {