fail("Should fail on null reference");
    } catch (NullPointerException e) {
    }
  }

  /** Test equalObjects after adding multiple instances at once with a null */
  public void testAddTwoEqualObjectsAtOnceWithNull() {
    try {
      equalsTester.addEqualityGroup(reference, equalObject1, null);
      fail("Should fail on null equal object");
    } catch (NullPointerException e) {
    }
  }

        try {
            FileUtils.copyFile(source, destination);
        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }
    }

    public static void copyDirectory(File source, File destination) {
        logDeprecation();
        try {
            FileUtils.copyDirectory(source, destination);
        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }

          ? future.get(timeoutDuration, timeoutUnit)
          : getUninterruptibly(future, timeoutDuration, timeoutUnit);
    } catch (InterruptedException e) {
      future.cancel(true);
      throw e;
    } catch (ExecutionException e) {
      throw throwCause(e, true /* combineStackTraces */);
    } catch (TimeoutException e) {
      future.cancel(true);
      throw new UncheckedTimeoutException(e);
    }
  }

                in.close();
        } catch( IOException ioe ) {
            if( log.level > 0 )
                ioe.printStackTrace( log );
        }

        if(( level = Config.getInt( "jcifs.smb1.util.loglevel", -1 )) != -1 ) {
            LogStream.setLevel( level );
        }

        try {
            "".getBytes(DEFAULT_OEM_ENCODING);
        } catch (UnsupportedEncodingException uee) {

                                    Thread.sleep(10);
                                } catch (InterruptedException ie) {
                                    // ignore
                                }
                                file.delete(); // if this fails, forget about it
                            }
                        }
                    } catch (TransferFailedException e) {
                        getLogger()

    try {
      Iterator<Entry<K, V>> iterator = getMap().entrySet().iterator();
      getMap().remove(k0());
      iterator.next();
      fail("Expected ConcurrentModificationException");
    } catch (ConcurrentModificationException expected) {
      // success
    }
  }

  @MapFeature.Require({FAILS_FAST_ON_CONCURRENT_MODIFICATION, SUPPORTS_REMOVE})
  @CollectionSize.Require(SEVERAL)

    try {
      iter.hasNext();
      fail("No exception thrown");
    } catch (Exception e) {
      if (!(e instanceof SomeCheckedException)) {
        throw e;
      }
    }

    // But the second time, AbstractIterator itself throws an ISE
    try {
      iter.hasNext();
      fail("No exception thrown");
    } catch (IllegalStateException expected) {
    }
  }

  public void testException() {

      fail("Expected NullPointerException");
    } catch (NullPointerException expected) {
    }
    expectUnchanged();
  }

  @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUE_QUERIES)
  @CollectionSize.Require(absent = ZERO)
  public void testReplaceEntry_wrongValueNullValueUnsupported() {
    try {
      assertFalse(getMap().replace(k0(), v3(), null));
    } catch (NullPointerException tolerated) {

                    }
                    return response;
                }
                catch ( DfsReferral r ) {
                    if ( log.isDebugEnabled() ) {
                        log.debug("Have referral " + r);
                    }
                    throw r;
                }
                catch ( SmbException se ) {
                    if ( log.isTraceEnabled() ) {

            return objectReader.read();
        } catch (EOFException e) {
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Discarding EOFException: {}", e.toString());
            }
            return null;
        } catch (ObjectStreamException e) {
            throw new RecoverableMessageIOException(String.format("Could not read message from '%s'.", remoteAddress), e);
        } catch (ClassNotFoundException e) {