Arno Garrels wrote:
> Fastream Technologies wrote:
>> FYI, this is the code:
>>
>> RAMFileCacheIndex->OnList = CacheTreeOnListForRAM;
>> RAMFileCacheIndex->ListTree();
>>
>> for(int i = RAMFileCacheIndexList->Count - 1; i >= 0; --i)
>>
>> deleteFileFromRAMCacheWRTIndex((RAMFileCache*)RAMFileCacheIndexList->Items[i],
>> false); (basically deletes the data
>>
>> RAMFileCacheIndexList->Clear();
>> ...
>>
>> void __fastcall ProxyCache::CacheTreeOnListForRAM(TObject *Sender,
>> const
>> String Key, TDateTime TimeStamp, Pointer Data, int Len, TDateTime
>> Expires,
>> bool &Cancel)
>> {
>> RAMFileCacheIndexList->Add(Data);
>> }
>> //---------------------------------------------------------------------------
>
> If you do not override DoListNode you have to use a TStringList in
> CacheTreeOnListForRAM and add the key.
> After ListTree() call RemoveKey() on each list item, and of course
> you should have OnFreeData assigned and free your Data there, be it
> objects or other pointers to allocated memory.
And if you choose to free Data explicitly somewhere else you should
set Data to NULL/nil because otherwise you might attempt to free it a
second time from OnFreeData, if Data is NULL OnFreeData won't be
triggered for a node.
--
Arno Garrels
>
> --
> Arno Garrels
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