/**
 *
 * Copyright 2020-2026 Splunk Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */
import { InstrumentationBase, InstrumentationConfig } from '@opentelemetry/instrumentation';
import { SessionManager } from '../managers';
import { SplunkOtelWebConfig } from '../types';
export declare class SplunkLongTaskInstrumentation extends InstrumentationBase {
    sessionManager?: SessionManager | undefined;
    private _longtaskObserver;
    private initOptions;
    constructor(config: InstrumentationConfig | undefined, initOptions: SplunkOtelWebConfig, sessionManager?: SessionManager | undefined);
    disable(): void;
    enable(): void;
    init(): void;
    private _createSpanFromEntry;
    private isSupported;
}