Github user keith-turner commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/87#discussion_r58382167
--- Diff:
core/src/main/java/org/apache/accumulo/core/client/impl/TabletServerBatchWriter.java
---
@@ -831,11 +814,16 @@ public void send(TabletServerMutations<Mutation> tsm)
throws AccumuloServerExcep
try {
long count = 0;
- for (List<Mutation> list : mutationBatch.values()) {
- count += list.size();
+
+ Set<Text> tableIds = new TreeSet<Text>();
+ for (Map.Entry<KeyExtent,List<Mutation>> entry :
mutationBatch.entrySet()) {
+ count += entry.getValue().size();
+ tableIds.add(entry.getKey().getTableId());
}
- String msg = "sending " + String.format("%,d", count) + "
mutations to " + String.format("%,d", mutationBatch.size()) + " tablets at " +
location;
- Thread.currentThread().setName(msg);
+ StringBuilder msg = new StringBuilder();
--- End diff --
When java generates code for string concatenation, it uses StringBuilder.
Is there any value in this case for using StringBuilder over concatenation?
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