How to use @opencensus/propagation-binaryformat - 2 common examples
To help you get started, we’ve selected a few @opencensus/propagation-binaryformat examples, based on popular ways it is used in public projects.
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census-instrumentation / opencensus-node / packages / opencensus-instrumentation-grpc / src / grpc.ts View on Github 
static getSpanContext(metadata: grpcTypes.Metadata): SpanContext | null {
const metadataValue = metadata.getMap()[GRPC_TRACE_KEY] as Buffer;
// Entry doesn't exist.
if (!metadataValue) {
return null;
}
const spanContext = deserializeSpanContext(metadataValue);
// Value is malformed.
if (!spanContext) {
return null;
}
return spanContext;
}static setSpanContext(
metadata: grpcTypes.Metadata,
spanContext: SpanContext
): void {
const serializedSpanContext = serializeSpanContext(spanContext);
if (serializedSpanContext) {
metadata.set(GRPC_TRACE_KEY, serializedSpanContext);
}
}@opencensus/propagation-binaryformat
Opencensus propagation package for binary format.
