import { ComposedMetricMapping, ComposedMetricParams } from '../../../../model';
import { PolarisRuntime } from '../../../../runtime';
import { ComposedMetricComputationConfig, ComposedMetricsManager, ComposedMetricsManagerConfig } from '../composed-metrics-manager';
import { ModifiableComposedMetricsManager } from './default-composed-metric-mapping-watch-handler';
/**
 * The default implementation of {@link ComposedMetricsManager} that is usable with all orchestrators
 * and `ComposedMetricCollectors`.
 */
export declare class DefaultComposedMetricsManager implements ComposedMetricsManager, ModifiableComposedMetricsManager {
    private polarisRuntime;
    private config;
    private stopper;
    private intervalMs;
    /** Used to watch the `ComposedMetricMapping` kinds. */
    private watchManager;
    /** Indexes the active metrics by their `ComposedMetricMapping` keys. */
    private activeComposedMetrics;
    constructor(polarisRuntime: PolarisRuntime);
    get isActive(): boolean;
    startWatching(config: ComposedMetricsManagerConfig): Promise<void>;
    stopWatching(): void;
    getWatchedComposedMetricMappingKinds(): ComposedMetricComputationConfig<any, any, ComposedMetricParams>[];
    /**
     * Adds the specified {@link ComposedMetricMapping} to this manager to periodically compute the metric.
     *
     * @param mapping The {@link ComposedMetricMapping} to be added.
     * @param computationConfig The {@link ComposedMetricComputationConfig} for the mapping's composed metric type.
     */
    addComposedMetricMapping(mapping: ComposedMetricMapping, computationConfig: ComposedMetricComputationConfig): void;
    /**
     * Removes the {@link ComposedMetricMapping} with the specified `key`.
     *
     * @param key The {@link ComposedMetricMapping} to be deleted (identified through its metadata).
     */
    removeComposedMetricMapping(mapping: ComposedMetricMapping): void;
    private getComposedMetricMappingKey;
    private executeLoopIteration;
    private disposeActiveMetric;
    private disposeAllActiveMetrics;
}