import { ISourceUpdater } from './ISourceUpdater';
import { ArrayOrIterable } from '../util/ArrayOrIterable';
import { EqualityComparer } from '../util/isEqualityComparer';
import { IChangeSet } from './IChangeSet';
import { ICache } from './ICache';
export declare class CacheUpdater<TObject, TKey> implements ISourceUpdater<TObject, TKey> {
    private readonly _cache;
    private readonly _keySelector?;
    constructor(cache: ICache<TObject, TKey>, keySelector?: (object: TObject) => TKey);
    constructor(data: Map<TKey, TObject>, keySelector?: (object: TObject) => TKey, deepEqual?: boolean);
    get size(): number;
    entries(items: ArrayOrIterable<TObject>): IterableIterator<[TKey, TObject]>;
    values(): IterableIterator<TObject>;
    keys(): IterableIterator<TKey>;
    lookup(key: TKey): TObject | undefined;
    load(entry: ArrayOrIterable<TObject>): void;
    addOrUpdate(item: TObject, key: TKey): void;
    addOrUpdate(item: TObject): void;
    addOrUpdate(item: TObject, comparer: EqualityComparer<TObject>): void;
    addOrUpdatePairs(entries: ArrayOrIterable<[TKey, TObject]>): void;
    refreshKeys(keys: ArrayOrIterable<TKey>): void;
    refreshKey(key: TKey): void;
    removeKeys(keys: ArrayOrIterable<TKey>): void;
    removeKey(key: TKey): void;
    removePairs(entries: ArrayOrIterable<[TKey, TObject]>): void;
    clone(changes: IChangeSet<TObject, TKey>): void;
    clear(): void;
    [Symbol.iterator](): IterableIterator<[TKey, TObject]>;
    addOrUpdateValues(entries: ArrayOrIterable<TObject>): void;
    refreshValues(entries: ArrayOrIterable<TObject>): void;
    removeValues(entries: ArrayOrIterable<TObject>): void;
    getKey(item: TObject): TKey;
    refresh(): void;
    remove(value: TObject): void;
}