ndimiduk commented on a change in pull request #4106:
URL: https://github.com/apache/hbase/pull/4106#discussion_r836148795
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File path:
hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncClientScanner.java
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@@ -140,26 +159,36 @@ public OpenScannerResponse(HRegionLocation loc, boolean
isRegionServerRemote, In
private CompletableFuture<OpenScannerResponse>
callOpenScanner(HBaseRpcController controller,
HRegionLocation loc, ClientService.Interface stub) {
- boolean isRegionServerRemote = isRemote(loc.getHostname());
- incRPCCallsMetrics(scanMetrics, isRegionServerRemote);
- if (openScannerTries.getAndIncrement() > 1) {
- incRPCRetriesMetrics(scanMetrics, isRegionServerRemote);
+ try (Scope ignored = span.makeCurrent()) {
+ boolean isRegionServerRemote = isRemote(loc.getHostname());
+ incRPCCallsMetrics(scanMetrics, isRegionServerRemote);
+ if (openScannerTries.getAndIncrement() > 1) {
+ incRPCRetriesMetrics(scanMetrics, isRegionServerRemote);
+ }
+ CompletableFuture<OpenScannerResponse> future = new
CompletableFuture<>();
+ try {
+ ScanRequest request = RequestConverter.buildScanRequest(
+ loc.getRegion().getRegionName(), scan, scan.getCaching(), false);
+ stub.scan(controller, request, resp -> {
+ try (Scope ignored1 = span.makeCurrent()) {
+ if (controller.failed()) {
+ final IOException e = controller.getFailed();
+ future.completeExceptionally(e);
+ TraceUtil.setError(span, e);
+ span.end();
+ return;
+ }
+ future.complete(new OpenScannerResponse(
+ loc, isRegionServerRemote, stub, controller, resp));
+ }
+ });
+ } catch (IOException e) {
+ TraceUtil.setError(span, e);
+ span.end();
Review comment:
I see, you are correct.
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