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Remove volatile from global checkpoint listeners (#33636) 

This field does not need to be volatile because all accesses are done
under a lock. This commit removes the unnecessary volatile modifier from
this field.
This commit is contained in:
Jason Tedor 2018-09-12 14:38:24 -04:00 committed by GitHub
parent cfc20825ab
commit 9b8fe85edb
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1 changed files with 1 additions and 1 deletions
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server/src/main/java/org/elasticsearch/index/shard/GlobalCheckpointListeners.java
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@ -63,7 +63,7 @@ public class GlobalCheckpointListeners implements Closeable {
// guarded by this // guarded by this
private boolean closed; private boolean closed;
private volatile Map<GlobalCheckpointListener, ScheduledFuture<?>> listeners; private Map<GlobalCheckpointListener, ScheduledFuture<?>> listeners;
private long lastKnownGlobalCheckpoint = UNASSIGNED_SEQ_NO; private long lastKnownGlobalCheckpoint = UNASSIGNED_SEQ_NO;
private final ShardId shardId; private final ShardId shardId;