export default class DirtyValueCalculator {
    private _originalHashValue;
    private static NullHash;
    private static EmptyStringHash;
    private static FalseValueHash;
    setOriginalValue(value: unknown): void;
    isDirty(currentValue: unknown): boolean;
    private static computeHash;
    private static getStringHash;
}
export { DirtyValueCalculator };