/**
 * A helper class for working with URI string.
 */
export declare class Uri {
    /**
     * Get the portion of a URI after the first occurance of '#' or the last occurance of '/'.
     * @param uri A URI.
     * @returns The label portion of the URI.
     */
    static getLocalPart(uri: string): string | undefined;
    /**
     * Get the portion of a URI after the first occurance of '#' or the last occurance of '/'.
     * @param uri A URI.
     * @returns The namespace portion of the URI.
     */
    static getNamespaceIri(uri: string): string;
    /**
     * Get a transformed version of the URI that can be used as a JSON identifier which only contains letters, numbers and dots.
     * @param uri A URI.
     * @returns A transformed version which only contains letters, numbers and dots.
     */
    static toJsonId(uri: string): string | undefined;
    /**
     * Get a normalized version of the URI which removes any trailing slashes or hashes.
     * @param uri A URI.
     * @returns A normalized URI.
     */
    static getNormalizedUri(uri: string): string;
}