import { Middleware } from '../middleware';
import { Context } from '../context';
import { HealthExecutor, HealthOptions } from './health-protocol';
import { RequestMatcher } from '../matcher';
import { PathResolver } from '../../common/resolver';
export declare class HealthMiddleware implements Middleware {
    protected readonly healthExecutor: HealthExecutor;
    protected readonly requestMatcher: RequestMatcher;
    protected readonly pathResolver: PathResolver;
    protected readonly healthOptions: HealthOptions;
    handle(ctx: Context, next: () => Promise<void>): Promise<void>;
    protected match(): Promise<{
        indicatorName?: string;
    }>;
    readonly priority: number;
}
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