/**
 * A class used to interact with user level metadata.
 */
export interface IMetadataCursor {
    /**
     * The metadata namespace.
     */
    name: string;
    /**
     * Get the value of the metadata.
     */
    getValue(): any;
    /**
     * Set the value of the metdata.
     */
    setValue(value: any): void;
}
/**
 * An implementation of a metadata cursor.
 */
export declare class MetadataCursor implements IMetadataCursor {
    /**
     * Construct a new metadata cursor.
     *
     * @param name - The metadata namespace key.
     *
     * @param read - The read callback.
     *
     * @param write - The write callback.
     */
    constructor(name: string, read: () => any, write: (value: any) => void);
    /**
     * Get the namespace key of the metadata.
     *
     * #### Notes
     * This is a read-only property.
     */
    name: string;
    /**
     * Dispose of the resources used by the cursor.
     *
     * #### Notes
     * This is not meant to be called by user code.
     */
    dispose(): void;
    /**
     * Get the value of the namespace data.
     */
    getValue(): any;
    /**
     * Set the value of the namespace data.
     */
    setValue(value: any): void;
    private _name;
    private _read;
    private _write;
}