Make the commit Span a child of the ReadContext Span.

bogdandrutu · bogdandrutu · commit bc8adbf158b5 · 2018-09-19T12:06:31.000-07:00
diff --git a/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/SpannerImpl.java b/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/SpannerImpl.java
@@ -1426,7 +1426,7 @@ void commit() {
         mutations = null;
       }
       final CommitRequest commitRequest = builder.build();
-      Span opSpan = tracer.spanBuilder(COMMIT).startSpan();
+      Span opSpan = tracer.spanBuilderWithExplicitParent(COMMIT, span).startSpan();
       try (Scope s = tracer.withSpan(opSpan)) {
         CommitResponse commitResponse =
             runWithRetries(

Original file line number	Diff line number	Diff line change
`@@ -1426,7 +1426,7 @@ void commit() {`
`1426`	`1426`	`mutations = null;`
`1427`	`1427`	`}`
`1428`	`1428`	`final CommitRequest commitRequest = builder.build();`
`1429`		`- Span opSpan = tracer.spanBuilder(COMMIT).startSpan();`
	`1429`	`+ Span opSpan = tracer.spanBuilderWithExplicitParent(COMMIT, span).startSpan();`
`1430`	`1430`	`try (Scope s = tracer.withSpan(opSpan)) {`
`1431`	`1431`	`CommitResponse commitResponse =`
`1432`	`1432`	`runWithRetries(`