chenboat commented on code in PR #12317:
URL: https://github.com/apache/pinot/pull/12317#discussion_r1480634491


##########
pinot-core/src/main/java/org/apache/pinot/core/data/manager/realtime/RealtimeTableDataManager.java:
##########
@@ -658,11 +657,10 @@ private void downloadSegmentFromPeer(String segmentName, 
String downloadScheme,
     try {
       tempRootDir = getTmpSegmentDataDir("tmp-" + segmentName + "." + 
System.currentTimeMillis());
       File segmentTarFile = new File(tempRootDir, segmentName + 
TarGzCompressionUtils.TAR_GZ_FILE_EXTENSION);
-      // First find servers hosting the segment in a ONLINE state.
-      List<URI> peerSegmentURIs = 
PeerServerSegmentFinder.getPeerServerURIs(segmentName, downloadScheme, 
_helixManager);
-      // Next download the segment from a randomly chosen server using 
configured scheme.
-      
SegmentFetcherFactory.getSegmentFetcher(downloadScheme).fetchSegmentToLocal(peerSegmentURIs,
 segmentTarFile);
-      _logger.info("Fetched segment {} from: {} to: {} of size: {}", 
segmentName, peerSegmentURIs, segmentTarFile,
+      // Next download the segment from a randomly chosen server using 
configured download scheme (http or https).
+      
SegmentFetcherFactory.getSegmentFetcher(downloadScheme).fetchSegmentToLocal(segmentName,
+          () -> PeerServerSegmentFinder.getPeerServerURIs(segmentName, 
downloadScheme, _helixManager), segmentTarFile);

Review Comment:
   Resort to exception handling instead.



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