import { EventEmitter } from 'events';
export interface LogEntry {
    timestamp: string;
    level: 'info' | 'warn' | 'error' | 'debug';
    message: string;
    source?: 'stdout' | 'stderr' | 'system';
    serverName: string;
}
export interface ServerLogStats {
    totalLogs: number;
    errorCount: number;
    warnCount: number;
    lastActivity: string;
    isConnected: boolean;
    connectionAttempts: number;
    lastError?: string;
}
export declare class ServerLogManager extends EventEmitter {
    private logs;
    private maxLogsPerServer;
    private logStats;
    constructor(maxLogsPerServer?: number);
    /**
     * Add log entry
     */
    addLog(serverName: string, level: LogEntry['level'], message: string, source?: LogEntry['source']): void;
    /**
     * Get server logs
     */
    getLogs(serverName: string, limit?: number): LogEntry[];
    /**
     * Get recent logs for all servers
     */
    getAllRecentLogs(limit?: number): LogEntry[];
    /**
     * Get server statistics
     */
    getStats(serverName: string): ServerLogStats | undefined;
    /**
     * Get all server statistics
     */
    getAllStats(): Map<string, ServerLogStats>;
    /**
     * Clear server logs
     */
    clearLogs(serverName: string): void;
    /**
     * Clear all logs
     */
    clearAllLogs(): void;
    /**
     * Log server connection status changes
     */
    updateConnectionStatus(serverName: string, isConnected: boolean, error?: string): void;
    /**
     * Log server output
     */
    addServerOutput(serverName: string, data: string, source: 'stdout' | 'stderr'): void;
    /**
     * Search logs
     */
    searchLogs(serverName: string, query: string, options?: {
        level?: LogEntry['level'];
        source?: LogEntry['source'];
        limit?: number;
    }): LogEntry[];
    /**
     * Export logs as text format
     */
    exportLogs(serverName: string, format?: 'json' | 'text'): string;
    private updateStats;
    private getOrCreateStats;
}
export declare const globalLogManager: ServerLogManager;
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