import { Properties, PropertyValue } from "../model/model";
export default class PropertyUtil {
    private static SYSTEM_PROPERTY_KEY_PREFIX;
    private static MAX_PROPERTIES_COUNT;
    private static MAX_PROPERTY_KEY_LENGTH;
    private static MAX_PROPERTY_VALUE_LENGTH;
    static sanitize(properties: {
        [key: string]: any;
    } | undefined | null): Properties;
    static isValidProperty(key: any, value: any): boolean;
    static isValidKey(key: any): key is string;
    static sanitizeValue(key: string, value: any): PropertyValue | null;
    static isValidValue(value: any): value is PropertyValue;
    private static isValidElement;
    static truncateStringValue(value: PropertyValue): PropertyValue;
}