import { Context } from '@opentelemetry/api';
import { ReadableSpan, Span } from '@opentelemetry/sdk-trace-base';
import { SpanProcessor } from '@opentelemetry/sdk-trace-base';
export declare class NextJsSpanProcessor implements SpanProcessor {
    handleRequestSpan?: Span;
    onStart(span: Span, _parentContext: Context): void;
    onEnd(span: ReadableSpan): void;
    forceFlush(): Promise<void>;
    shutdown(): Promise<void>;
}
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