"The underlying cache may not be thread safe" ? a cache system no thread safe ?
On Fri, Dec 10, 2010 at 10:51 PM, Aaron Boxer <[email protected]> wrote: > I mean a hard lock. The underlying cache may not be thread safe, so I > was expecting there to be > some form of Monitor surrounding any Put or Get on the cache. > > Something like: > > lock (QueryCache) > { > SessionFactoryImpl.getQueryCache(Region).Put(...) > > } > > lock (QueryCache) > { > SessionFactoryImpl.getQueryCache(Region).Get(..) > > } > > > The read write concurrency strategy has two hard locks, on global > lock, and one per key lock. > > > Thanks, > Aaron > > > > > On Fri, Dec 10, 2010 at 5:45 PM, Fabio Maulo <[email protected]> wrote: > > exactly to lock what, in the query cache ? > > Ids ? > > values of projections ? > > > > On Fri, Dec 10, 2010 at 6:41 PM, Aaron Boxer <[email protected]> wrote: > >> > >> Hello, > >> > >> I am looking into the caching code, and I can't see any locking > >> to prevent multiple sessions from concurrently accessing the query > cache. > >> > >> The L2 entity cache does have locking through the cache concurrency > >> strategy, but not the query cache. > >> > >> Any insight would be greatly appreciated, > >> > >> Aaron > > > > > > > > -- > > Fabio Maulo > > > > > -- Fabio Maulo
