Policy mix-ins sounds like a nice approach. They have the benefit of compile-time rather than run-time overhead, and easily retain backward compatibility.
-- ES On 6/27/06, Marten Svanfeldt <[EMAIL PROTECTED]> wrote: > There shouldn't be any overhead (except a small compiletime dito) of > doing a change such as the one res suggested, if it is done (for > example) by using policy mix-ins for the different behaviours. > > -Marten > > Quoting Jorrit Tyberghein <[EMAIL PROTECTED]>: > > Be aware that csBlockAllocator should be very efficient. If you try to > > make it too general you risk adding overhead (for example virtual > > function call overhead). > > > > On 6/27/06, res <[EMAIL PROTECTED]> wrote: > >> On 27.06.2006 07:29, Eric Sunshine wrote: > >> > Rather than changing the policy of an allocator (csBlockAllocator) > >> > which was designed specifically for automated construction/ > >> > destruction of vended objects, perhaps it would make more sense > >> > simply to use a pure heap allocator/manager, such as csMemoryPool or > >> > CS::Memory::Heap? > >> > >> Perhaps csBlockAllocator<> does too much and should be split up to > >> accomodate the different use cases: at the base, there is an allocator > >> for fixed-size bits of data (but no object construction/destruction), > >> and layered on top of that different classes: e.g. one that does return > >> a constructed object and reports undestructed objects (for fast > >> allocation that ought to be cleaned up), one that just auto-destroys all > >> objects (for use as a simple garbage collector). Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Crystal-main mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/crystal-main Unsubscribe: mailto:[EMAIL PROTECTED]
