private void handlePhantomReference(Reference<?> ref) {
        // Find the resource holder by phantom reference
        for (ResourceHolder holder : activeResources.values()) {
            if (holder.phantomRef == ref) {
                if (!holder.closed) {
                    reportLeak(holder);
                }
                activeResources.remove(holder.resourceId);
                break;
            }
        }
    }

  }

  public void testGetAndAdd() {
    Count holder = new Count(20);
    assertEquals(20, holder.get());
    holder.add(1);
    assertEquals(21, holder.get());
  }

  public void testAddAndGet() {
    Count holder = new Count(20);
    assertEquals(21, holder.addAndGet(1));
  }

  public void testGetAndSet() {
    Count holder = new Count(10);
    assertEquals(10, holder.getAndSet(20));
    assertEquals(20, holder.get());

  }

  public void testGetAndAdd() {
    Count holder = new Count(20);
    assertEquals(20, holder.get());
    holder.add(1);
    assertEquals(21, holder.get());
  }

  public void testAddAndGet() {
    Count holder = new Count(20);
    assertEquals(21, holder.addAndGet(1));
  }

  public void testGetAndSet() {
    Count holder = new Count(10);
    assertEquals(10, holder.getAndSet(20));
    assertEquals(20, holder.get());

     * @param envSupplier The environment supplier.
     * @return The directory context holder.
     */
    protected DirContextHolder getDirContext(final Supplier<Hashtable<String, String>> envSupplier) {
        DirContextHolder holder = contextLocal.get();
        if (holder != null) {
            holder.inc();
            return holder;
        }
        final Hashtable<String, String> env = envSupplier.get();

        ShellCommandRegistryHolder holder = new ShellCommandRegistryHolder();
        holder.addCommandRegistry(builtins);

        // gather commands
        Map<String, ShellCommandRegistryFactory> factories =
                context.lookup.lookupMap(ShellCommandRegistryFactory.class);
        for (Map.Entry<String, ShellCommandRegistryFactory> entry : factories.entrySet()) {

          try {
            // The cast is safe because tryAdvance puts a T into `holder`.
            action.accept(function.apply(uncheckedCastNullableTToT(holder), index++));
            return true;
          } finally {
            holder = null;
          }
        }
        return false;
      }

      @Override
      Splitr createSplit(Spliterator<T> from, long i) {

                      holder.count++;
                      return null;
                    }
                  },
                  directExecutor());
        }
      }
      settableFuture.set(null);
      completeLengthChecks = allAsList(lengthChecks).get();
    } finally {
      service.shutdown();
    }
    assertThat(holder.count).isEqualTo(ITERATION_COUNT);

        final SmbAuthenticationHolder holder = new SmbAuthenticationHolder();
        final SmbAuthentication[] smbAuthentications =
                getInitParameter(SMB_AUTHENTICATIONS_PROPERTY, new SmbAuthentication[0], SmbAuthentication[].class);
        if (smbAuthentications != null) {
            for (final SmbAuthentication smbAuthentication : smbAuthentications) {
                holder.add(smbAuthentication);
            }

Copyright <YEAR> <COPYRIGHT HOLDER>

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:

1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the

                if (logger.isDebugEnabled()) {
                    logger.debug("Adding SmbAuthentication: {}", smbAuthentication);
                }
                holder.add(smbAuthentication);
            }
        }
        smbAuthenticationHolder = holder;
    }

    @Override
    public void close() throws Exception {
        smbAuthenticationHolder = null;
        if (cifsContext != null) {