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https://issues.apache.org/jira/browse/SAMZA-424?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14155174#comment-14155174
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Chris Riccomini commented on SAMZA-424:
---------------------------------------

Thinking on the config/wiring discussion a bit more. I think things can be 
divided up into:

{noformat}
               +------------+------------+                                      
                         
               |            |            |                                      
                         
predefined use |            |            |                                      
                         
case based     |            |            |                                      
                         
               |            |            |                                      
                         
               +-------------------------+                                      
                         
               |            |            |                                      
                         
config based   |            |            |                                      
                         
               |            |            |                                      
                         
               |            |            |                                      
                         
               +------------+------------+                                      
                         
{noformat}

> Add a Cache state API to the Samza container
> --------------------------------------------
>
>                 Key: SAMZA-424
>                 URL: https://issues.apache.org/jira/browse/SAMZA-424
>             Project: Samza
>          Issue Type: New Feature
>          Components: container
>            Reporter: Chinmay Soman
>            Assignee: Chinmay Soman
>         Attachments: SAMZA-424-Cache-API_0.pdf
>
>
> There are cases when the user code needs access to a 'cache' which can be 
> used to store custom data. This cache is different from the KeyValue store in 
> the following ways:
> * At the very least Needs to support LRU (Least Recently Used) and TTL (Time 
> To Live) eviction strategies
> * May not support all() and range() operations (since this wreaks havoc with 
> the eviction operation)
> * Needs to exist at a per task or a per container level.



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