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https://issues.apache.org/jira/browse/STORM-1886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15346653#comment-15346653
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ASF GitHub Bot commented on STORM-1886:
---------------------------------------
Github user kosii commented on a diff in the pull request:
https://github.com/apache/storm/pull/1470#discussion_r68261133
--- Diff:
external/storm-redis/src/main/java/org/apache/storm/redis/state/RedisKeyValueState.java
---
@@ -77,7 +81,8 @@ public RedisKeyValueState(String namespace,
JedisCommandsInstanceContainer jedis
this.keySerializer = keySerializer;
this.valueSerializer = valueSerializer;
this.jedisContainer = jedisContainer;
- this.pendingPrepare = new ConcurrentHashMap<>();
--- End diff --
Using guava's `Optional` seems like a good idea to you?
> Extend KeyValueState interface with delete method
> -------------------------------------------------
>
> Key: STORM-1886
> URL: https://issues.apache.org/jira/browse/STORM-1886
> Project: Apache Storm
> Issue Type: Improvement
> Reporter: Balazs Kossovics
>
> Even if the implementation of checkpointing only uses the get/put methods of
> the KeyValueState interface, the existance of a delete method could be really
> useful in the general case.
> I made a first implementation, what do you think about?
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