ctubbsii commented on a change in pull request #2259:
URL: https://github.com/apache/accumulo/pull/2259#discussion_r719627848
##########
File path:
core/src/main/java/org/apache/accumulo/core/rpc/TraceProtocolFactory.java
##########
@@ -39,17 +40,19 @@
public TProtocol getProtocol(TTransport trans) {
return new TCompactProtocol(trans) {
private Span span = null;
+ private Scope scope = null;
@Override
public void writeMessageBegin(TMessage message) throws TException {
- span = TraceUtil.createSpan(this.getClass(), "client:" + message.name,
SpanKind.CLIENT);
- span.makeCurrent();
+ span = TraceUtil.createSpan(this.getClass(), message.name,
SpanKind.CLIENT);
+ scope = span.makeCurrent();
super.writeMessageBegin(message);
}
@Override
public void writeMessageEnd() throws TException {
super.writeMessageEnd();
+ scope.close();
span.end();
Review comment:
Does this order matter?
```suggestion
span.end();
scope.close();
```
Since `span.end()` typically updates the stop time for a span, and I suspect
that `scope.close()` may start triggering exporters, it may be useful to end
the span before closing the scope.
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