Github user ivakegg commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/275#discussion_r128373557
--- Diff:
core/src/main/java/org/apache/accumulo/core/util/LocalityGroupUtil.java ---
@@ -50,16 +52,16 @@
// private static final Logger log =
Logger.getLogger(ColumnFamilySet.class);
- public static final Set<ByteSequence> EMPTY_CF_SET =
Collections.emptySet();
+ public static final Set<ByteSequence> EMPTY_CF_SET = ImmutableSet.of();
--- End diff --
You have to dig into the ImmutableSet.equals method to see the efficiencies
it has. Keith put me onto this.
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