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Used to extract the first header with a specific header name.
Used to inject a header into a networking library's underlying outgoing request object.
Used to extract all header values with a specific header name.
Outcome of Transaction or Span
Scopes are designed to be used in combination with try-with-resource statements to remove
activated spans from
the current thread.
A span contains information about a specific code path, executed as part of a
Transaction.
A transaction is the data captured by an agent representing an event occurring in a monitored service
and groups multiple spans in a logical group.