@aws/aws-distro-opentelemetry-node-autoinstrumentation/build/src/exporter/aws/metrics/console-emf-exporter.d.ts

This package provides Amazon Web Services distribution of the OpenTelemetry Node Instrumentation, which allows for auto-instrumentation of NodeJS applications.

import { AggregationSelector, AggregationTemporalitySelector } from '@opentelemetry/sdk-metrics';
import type { LogEvent } from '@aws-sdk/client-cloudwatch-logs';
import { EMFExporterBase } from './emf-exporter-base';
/**
 * OpenTelemetry metrics exporter for CloudWatch EMF format to console output.
 *
 * This exporter converts OTel metrics into CloudWatch EMF logs and writes them
 * to standard output instead of sending to CloudWatch Logs. This is useful for
 * debugging, testing, or when you want to process EMF logs with other tools.
 *
 * https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch_Embedded_Metric_Format_Specification.html
 */
export declare class ConsoleEMFExporter extends EMFExporterBase {
    /**
     * Constructor for the Console EMF exporter.
     *
     * @param namespace CloudWatch namespace for metrics (defaults to "default")
     * @param aggregationTemporalitySelector Optional Aggregation temporality selector based on metric instrument types.
     * @param aggregationSelector Optional Aggregation selector based on metric instrument types
     */
    constructor(namespace?: string, aggregationTemporalitySelector?: AggregationTemporalitySelector, aggregationSelector?: AggregationSelector);
    /**
     * This method writes the EMF log message to stdout, making it easy to
     * capture and redirect the output for processing or debugging purposes.
     *
     * @param logEvent The log event containing the message to send
     * @returns {Promise<void>}
     */
    protected sendLogEvent(logEvent: Required<LogEvent>): Promise<void>;
    /**
     * Force flush any pending metrics.
     * For this exporter, there is nothing to forceFlush.
     */
    forceFlush(): Promise<void>;
    /**
     * Shutdown the exporter.
     * For this exporter, there is nothing to clean-up in order to shutdown.
     */
    shutdown(): Promise<void>;
}
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