* elementSet()}, do not support {@code remove()}. However, all other multiset methods supported
   * by {@code unfiltered} are supported by the returned multiset. When given an element that
   * doesn't satisfy the predicate, the multiset's {@code add()} and {@code addAll()} methods throw
   * an {@link IllegalArgumentException}. When methods such as {@code removeAll()} and {@code

	// mutex to prevent concurrent read operations overloading walks.
	rotational bool
	walkMu     *sync.Mutex
	walkReadMu *sync.Mutex
}

// checkPathLength - returns error if given path name length more than 255
func checkPathLength(pathName string) error {
	// Apple OS X path length is limited to 1016
	if runtime.GOOS == "darwin" && len(pathName) > 1016 {
		return errFileNameTooLong
	}

		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrAdminConfigIDPCfgNameAlreadyExists: {
		Code:           "XMinioAdminConfigIDPCfgNameAlreadyExists",
		Description:    "An IDP configuration with the given name already exists",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrAdminConfigIDPCfgNameDoesNotExist: {
		Code:           "XMinioAdminConfigIDPCfgNameDoesNotExist",

then that Go program will disable the use of HTTP/2 by default in both
the HTTP client and the HTTP server.
Unrecognized settings in the `GODEBUG` environment variable are ignored.
It is also possible to set the default `GODEBUG` for a given program
(discussed below).

When preparing any change that is permitted by Go 1 compatibility
but may nonetheless break some existing programs,

errors.failed_to_delete_doc_in_admin = Failed to delete a document.
errors.failed_to_send_testmail=Failed to send a test mail.
errors.invalid_query_unknown = The specified query has an unknown condition.
errors.invalid_query_parse_error = The given query is invalid.
errors.invalid_query_sort_value = The specified sort {0} is invalid.
errors.invalid_query_unsupported_sort_field = The specified sort {0} is unsupported.

errors.failed_to_delete_doc_in_admin = Failed to delete a document.
errors.failed_to_send_testmail=Failed to send a test mail.
errors.invalid_query_unknown = The specified query has an unknown condition.
errors.invalid_query_parse_error = The given query is invalid.
errors.invalid_query_sort_value = The specified sort {0} is invalid.
errors.invalid_query_unsupported_sort_field = The specified sort {0} is unsupported.

                logger.warn("Failed to encode similar document hash: hash={}", hash, e);
            }
        }
        return hash;
    }

    /**
     * Appends line numbers to each line of content with a given prefix.
     * Useful for debugging and displaying content with line references.
     *
     * @param prefix the prefix to add before each line number
     * @param content the content to add line numbers to

                && this.dataDisplacement + this.dataCount >= this.totalDataCount) {
            this.hasMore = false;
        }
        return this;
    }

    /**
     * Calculates padding needed for the given offset
     * @param offset
     *            the current offset
     * @return padding size in bytes
     */
    protected int pad(final int offset) {
        final int p = offset % getPadding();

	macros          map[string]*Macro
	text            string // Text of last token returned by Next.
	peek            bool
	peekToken       ScanToken
	peekText        string
}

// NewInput returns an Input from the given path.
func NewInput(name string) *Input {
	return &Input{
		// include directories: look in source dir, then -I directories.
		includes:        append([]string{filepath.Dir(name)}, flags.I...),
		beginningOfLine: true,

  }

  public static <E> ImmutableList<E> copyOf(Collection<? extends E> elements) {
    if (elements instanceof ImmutableCollection) {
      /*
       * TODO: When given an ImmutableList that's a sublist, copy the referenced
       * portion of the array into a new array to save space?
       */
      @SuppressWarnings("unchecked") // all supported methods are covariant