Update instrumentation-api/src/main/java/io/opentelemetry/instrumenta…

…tion/api/instrumenter/EndTimeExtractor.java Co-authored-by: Trask Stalnaker <[email protected]>
open-telemetry · Sep 8, 2021 · 1c8c9f7 · 1c8c9f7
1 parent f4ebf8d
commit 1c8c9f7
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/...api/src/main/java/io/opentelemetry/instrumentation/api/instrumenter/EndTimeExtractor.java b/...api/src/main/java/io/opentelemetry/instrumentation/api/instrumenter/EndTimeExtractor.java
@@ -17,5 +17,7 @@
 public interface EndTimeExtractor<REQUEST, RESPONSE> {
 
   /** Returns the timestamp marking the end of the response processing. */
+  // passing error for consistency with other extractors of always passing response and error
+  // together (we don't know of a use case yet for extracting end time from error)
   Instant extract(REQUEST request, @Nullable RESPONSE response, @Nullable Throwable error);
 }