[jboss-dev-forums] [Design the new POJO MicroContainer] - Re: JBMDR-1; LRU cache impl

[alesj]

Eh, I could type LRU in IDE to get that. :-)
Thanks.

But I see it uses plain HashMap to hold entries ...

>From past week :-)
"adrian at jboss.org" wrote : 
  | > 1) I don't think we care about if two threads override each others info
  | 
  | That's not the issue. 
  | 
  | A HashMap can break completely if two threads are updating 
  | the underlying data structures at the same time.
  | 
  | This can then cause all sorts of weird behaviour,
  | e.g. infinite loops when the broken linked list
  | contains links that link to themselves
  | 

I'll make it optional - fixing it in the commons-core.
Till then synchronizing on access.

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