@azure/monitor-opentelemetry/dist/esm/logs/batchLogRecordProcessor.js

Azure Monitor OpenTelemetry (Node.js)

// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
import { TraceFlags } from "@opentelemetry/api";
import { BatchLogRecordProcessor } from "@opentelemetry/sdk-logs";
/**
 * Azure Monitor BatchLogRecord Processor.
 * @internal
 */
export class AzureBatchLogRecordProcessor extends BatchLogRecordProcessor {
    constructor(exporter, options) {
        super(exporter);
        this._options = options;
    }
    onEmit(logRecord) {
        // Trace based sampling for logs
        if (this._options.enableTraceBasedSamplingForLogs) {
            if (logRecord.spanContext && logRecord.spanContext.spanId) {
                // eslint-disable-next-line @typescript-eslint/no-unsafe-enum-comparison
                if (logRecord.spanContext.traceFlags !== TraceFlags.SAMPLED) {
                    // Do not export log for spans that were sampled out
                    return;
                }
            }
        }
        super.onEmit(logRecord);
    }
}
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