Package io.opentelemetry.instrumentation.api.instrumenter.http

Interface HttpCommonAttributesGetter<REQUEST,RESPONSE>

All Known Subinterfaces:

HttpClientAttributesGetter<REQUEST,RESPONSE>, HttpServerAttributesGetter<REQUEST,RESPONSE>

public interface HttpCommonAttributesGetter<REQUEST,RESPONSE>

An interface for getting HTTP attributes common to clients and servers.

Method Summary

Modifier and Type	Method	Description
String	method(REQUEST request)
List<String>	requestHeader(REQUEST request, String name)	Extracts all values of header named name from the request, or an empty list if there were none.
List<String>	responseHeader(REQUEST request, RESPONSE response, String name)	Extracts all values of header named name from the response, or an empty list if there were none.
Integer	statusCode(REQUEST request, RESPONSE response, Throwable error)	Extracts the http.status_code span attribute.

Method Details

method

@Nullable
String method(REQUEST request)

requestHeader

List<String> requestHeader(REQUEST request,
 String name)

Extracts all values of header named name from the request, or an empty list if there were none.

Implementations of this method must not return a null value; an empty list should be returned instead.

statusCode

@Nullable
Integer statusCode(REQUEST request,
 RESPONSE response,
 @Nullable
 Throwable error)

Extracts the http.status_code span attribute.

This is called from Instrumenter.end(Context, Object, Object, Throwable), only when response is non-null.

responseHeader

List<String> responseHeader(REQUEST request,
 RESPONSE response,
 String name)

Extracts all values of header named name from the response, or an empty list if there were none.

This is called from Instrumenter.end(Context, Object, Object, Throwable), only when response is non-null.

Implementations of this method must not return a null value; an empty list should be returned instead.