import { IDestroyable } from '@ts-core/common';
import { ICdkTableColumn } from '../ICdkTableColumn';
export declare abstract class CdkTableColumnCache<U, V> extends Map<string, V> implements IDestroyable {
    protected uidPropertyName: keyof U;
    protected _isEnabled: boolean;
    constructor(uidPropertyName: keyof U, isEnabled?: boolean);
    protected commitIsEnabledProperties(): void;
    protected getUid(item: U, column: ICdkTableColumn<U>): string;
    protected abstract parseValue(item: U, column: ICdkTableColumn<U>): V;
    getValue(item: U, column: ICdkTableColumn<U>): V;
    destroy(): void;
    get isEnabled(): boolean;
    set isEnabled(value: boolean);
}