interface OTELTraceInterface { getTracer: (name: string, version?: string) => any; getActiveSpan: () => any; setSpan: (context: any, span: any) => any; getSpan: (context: any) => any; setSpanContext: (context: any, spanContext: any) => any; getTracerProvider: () => any; setGlobalTracerProvider: (tracerProvider: any) => boolean; } interface OTELContextInterface { active: () => any; with: (context: any, fn: () => T) => T; } interface OTELInterface { trace: OTELTraceInterface; context: OTELContextInterface; } declare class OTELProvider { getTraceInstance(): OTELTraceInterface; getContextInstance(): OTELContextInterface; initializeGlobalInstances(otel: OTELInterface): void; setDefaultOTLPTracerComponents(components: { DEFAULT_LANGSMITH_SPAN_PROCESSOR: any; DEFAULT_LANGSMITH_TRACER_PROVIDER: any; DEFAULT_LANGSMITH_SPAN_EXPORTER: any; }): void; getDefaultOTLPTracerComponents(): any; } export declare const OTELProviderSingleton: OTELProvider; /** * Get the current OTEL trace instance. * Returns a mock implementation if OTEL is not available. */ export declare function getOTELTrace(): OTELTraceInterface; /** * Get the current OTEL context instance. * Returns a mock implementation if OTEL is not available. */ export declare function getOTELContext(): OTELContextInterface; /** * Initialize the global OTEL instances. * Should be called once when OTEL packages are available. */ export declare function setOTELInstances(otel: OTELInterface): void; /** * Set a getter function for the default OTLP tracer provider. * This allows lazy initialization of the tracer provider. */ export declare function setDefaultOTLPTracerComponents(components: { DEFAULT_LANGSMITH_SPAN_PROCESSOR: any; DEFAULT_LANGSMITH_TRACER_PROVIDER: any; DEFAULT_LANGSMITH_SPAN_EXPORTER: any; }): void; /** * Get the default OTLP tracer provider instance. * Returns undefined if not set. */ export declare function getDefaultOTLPTracerComponents(): { DEFAULT_LANGSMITH_SPAN_PROCESSOR: any; DEFAULT_LANGSMITH_TRACER_PROVIDER: any; DEFAULT_LANGSMITH_SPAN_EXPORTER: any; } | undefined; export {};