assertArgumentNotNull("channel", channel);
        assertArgumentNotNull("mode", mode);

        try {
            return channel.map(mode, 0, channel.size());
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    /**
     * Returns the size of the file.
     *
     * @param channel

                                tree.release();
                            } catch (Exception e) {
                                log.debug("Error during emergency tree cleanup", e);
                            }
                        }
                        this.trees.clear();
                    } catch (Exception e) {
                        log.debug("Error clearing trees during emergency cleanup", e);

                cipher.init(Cipher.ENCRYPT_MODE, sksSpec);
            } catch (final InvalidKeyException e) {
                throw new InvalidKeyRuntimeException(e);
            } catch (final NoSuchAlgorithmException e) {
                throw new NoSuchAlgorithmRuntimeException(e);
            } catch (final NoSuchPaddingException e) {
                throw new NoSuchPaddingRuntimeException(e);
            }

            assertTrue(true);
        } catch (Exception e) {
            assertTrue(true);
        }
    }

    public void test_crawl_withEmptyLists() {
        try {
            webFsIndexHelper.crawl("sessionId", Collections.emptyList(), Collections.emptyList());
            assertTrue(true);
        } catch (Exception e) {
            assertTrue(true);
        }
    }

    /** The ID of the key match. */
    public String id;

    /** The term of the key match. */
    public String term;

    /** The query of the key match. */
    public String query;

    /** The max size of the key match. */
    public String maxSize;

    /** The boost of the key match. */
    public String boost;

    /** The creator of the key match. */
    public String createdBy;

    try {
      super.testEntrySetRemoveAllNullFromEmpty();
    } catch (RuntimeException tolerated) {
      // GWT's HashMap.entrySet().removeAll(null) doesn't throws NPE.
    }
  }

  @Override
  public void testEntrySetRetainAllNullFromEmpty() {
    try {
      super.testEntrySetRetainAllNullFromEmpty();
    } catch (RuntimeException tolerated) {

        return new ThrowingCreator();
      }

      // Don't merge these catch() blocks, let alone use ReflectiveOperationException directly:
      // b/65343391
    } catch (NoSuchFieldException e) {
      // The JELLY_BEAN field doesn't exist because we're running on a version before Jelly Bean :)
      return new ThrowingCreator();
    } catch (ClassNotFoundException e) {

    try {
      super.testEntrySetRemoveAllNullFromEmpty();
    } catch (RuntimeException tolerated) {
      // GWT's TreeMap.entrySet().removeAll(null) doesn't throws NPE.
    }
  }

  @Override
  public void testEntrySetRetainAllNullFromEmpty() {
    try {
      super.testEntrySetRetainAllNullFromEmpty();
    } catch (RuntimeException tolerated) {

        options.sessionId = "test-session";

        try {
            int result = errorCrawler.doCrawl(options);
            // Should catch the exception and return EXIT_FAIL
            assertEquals(Constants.EXIT_FAIL, result);
        } catch (RuntimeException e) {
            // Expected behavior - test exception propagates
            assertEquals("Test exception", e.getMessage());
        }
    }

    IOException exception = new IOException();

    try {
      try {
        throw exception;
      } catch (Throwable e) {
        throw closer.rethrow(e);
      } finally {
        closer.close();
      }
    } catch (Throwable expected) {
      assertSame(exception, expected);
    }

    assertTrue(c1.isClosed());
    assertTrue(c2.isClosed());