export declare class Logger {
    private static instance;
    private diagLevel;
    private azureLogger;
    private openTelemetryLogger;
    private logToAzureLogger;
    private logToOpenTelemetry;
    static getInstance(): Logger;
    constructor();
    error(message?: any, ...args: any[]): void;
    warn(message?: any, ...args: any[]): void;
    info(message?: any, ...args: any[]): void;
    debug(message?: any, ...args: any[]): void;
    verbose(message?: any, ...args: any[]): void;
    setLogToAzureLogger(value: boolean): void;
    setLogToOpenTelemetry(value: boolean): void;
}
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