import { LogTransport, LogEntry, LogLevel, HTTPTransportOptions } from '../types';
/**
 * HTTP transport for sending logs to remote endpoints
 */
export declare class HTTPTransport implements LogTransport {
    name: string;
    level: LogLevel;
    private url;
    private headers;
    private timeout;
    private batchSize;
    private flushInterval;
    private retries;
    private batch;
    private flushTimer?;
    private isShuttingDown;
    constructor(options: HTTPTransportOptions);
    write(entry: LogEntry): Promise<void>;
    /**
     * Starts the periodic flush timer
     */
    private startFlushTimer;
    /**
     * Flushes the current batch to the HTTP endpoint
     */
    private flushBatch;
    /**
     * Sends a batch of log entries to the HTTP endpoint
     */
    private sendBatch;
    /**
     * Serializes a log entry for HTTP transmission
     */
    private serializeEntry;
    /**
     * Sleep utility for retry delays
     */
    private sleep;
    flush(): Promise<void>;
    close(): Promise<void>;
    /**
     * Gets the current batch size
     */
    getCurrentBatchSize(): number;
    /**
     * Gets transport statistics
     */
    getStats(): {
        batchSize: number;
        pendingLogs: number;
        isShuttingDown: boolean;
    };
}
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