}

    private Loader storeIfAbsent(ProtectionDomain domain, Loader newLoader) {
        Loader oldLoader = loaders.putIfAbsent(domain, newLoader);
        if (oldLoader != null) {
            // Discard the new loader, someone beat us with storing it.
            IoActions.closeQuietly(newLoader);
            return oldLoader;
        }
        return newLoader;
    }

    @Override
    public void close() {

		// If we have many subfolders, compact ourself.
		shouldCompact := f.newCache.Info.Name != folder.name &&
			len(existingFolders)+len(newFolders) >= dataScannerCompactAtFolders ||
			len(existingFolders)+len(newFolders) >= dataScannerForceCompactAtFolders

		if totalFolders := len(existingFolders) + len(newFolders); totalFolders > int(scannerExcessFolders.Load()) {
			prefixName := strings.TrimSuffix(folder.name, "/") + "/"
			sendEvent(eventArgs{

  }

  public void testDecoupledLoader() {
    FinalizableReferenceQueue.DecoupledLoader decoupledLoader =
        new FinalizableReferenceQueue.DecoupledLoader() {
          @Override
          URLClassLoader newLoader(URL base) {
            return new DecoupledClassLoader(new URL[] {base});
          }
        };

    Class<?> finalizerCopy = decoupledLoader.loadFinalizer();

    assertNotNull(finalizerCopy);