Github user shroman commented on a diff in the pull request:
https://github.com/apache/incubator-rocketmq/pull/60#discussion_r105590475
--- Diff:
client/src/main/java/org/apache/rocketmq/client/impl/consumer/ProcessQueue.java
---
@@ -46,7 +46,7 @@
private final TreeMap<Long, MessageExt> msgTreeMap = new TreeMap<Long,
MessageExt>();
private final AtomicLong msgCount = new AtomicLong();
private final Lock lockConsume = new ReentrantLock();
- private final TreeMap<Long, MessageExt> msgTreeMapTemp = new
TreeMap<Long, MessageExt>();
+ private final TreeMap<Long, MessageExt> consumingMsgOrderlyTreeMap =
new TreeMap<Long, MessageExt>();//subset of msgTreeMap, used when consume
orderly
--- End diff --
It would be nice to have a Javadoc comment here. Something like,
```java
/**
* Subset of msgTreeMap used when consuming orderly.
*/
private final TreeMap<Long, MessageExt> msgOrderlyTreeMap = ...
```
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