alanwang67 commented on code in PR #4692:
URL: https://github.com/apache/cassandra/pull/4692#discussion_r3096487847
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src/java/org/apache/cassandra/service/accord/AccordService.java:
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@@ -1175,6 +1178,26 @@ public void awaitDone(TableId id, long epoch)
getBlocking(node.durability().sync("Drop Keyspace/Table (Epoch " +
epoch + ')', ExclusiveSyncPoint, TxnId.minForEpoch(epoch), ranges, Self, All,
DatabaseDescriptor.getAccordRangeSyncPointTimeoutNanos(), NANOSECONDS), ranges,
new LatencyRequestBookkeeping(null), startedAt, deadline, false);
}
+ @Override
+ public Map<TableId, Set<org.apache.cassandra.dht.Range<Token>>>
getInUseRanges()
+ {
+ Map<TableId, Set<org.apache.cassandra.dht.Range<Token>>>
tableToRangeMap = new HashMap<>();
+ List<Ranges> globalRanges =
getBlocking(node.commandStores().getInUseRanges());
+
+ for (Ranges ranges : globalRanges)
+ {
+ ranges.stream().forEach(r -> {
+ TokenRange tokenRange = (TokenRange) r;
+ if (!tableToRangeMap.containsKey(tokenRange.table()))
+ tableToRangeMap.put(tokenRange.table(), new HashSet<>());
+
+
tableToRangeMap.get(tokenRange.table()).add(tokenRange.toKeyspaceRange());
+ });
+ }
Review Comment:
Ah didn't know there was a method like this, makes inserting into a map with
a collection as a value a lot cleaner.
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