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removed consts in GrpMetaCache pointers, and made it possible to always re=use cache entries, possibly updating them

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This commit is contained in:
csoler 2018-01-10 00:10:08 +01:00
parent 506190a64b
commit 4eea5a8eca
8 changed files with 51 additions and 33 deletions
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59
libretroshare/src/gxs/rsdataservice.cc
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@ -486,15 +486,13 @@ bool RsDataService::finishReleaseUpdate(int release, bool result)
return result;
}
RsGxsGrpMetaData* RsDataService::locked_getNewGrpMeta(RetroCursor &c, int colOffset)
RsGxsGrpMetaData* RsDataService::locked_getGrpMeta(RetroCursor &c, int colOffset,bool use_cache)
{
#ifdef RS_DATA_SERVICE_DEBUG
std::cerr << "RsDataService::locked_getGrpMeta()";
std::cerr << std::endl;
#endif
RsGxsGrpMetaData* grpMeta = new RsGxsGrpMetaData();
bool ok = true;
// for extracting raw data
@ -505,6 +503,25 @@ RsGxsGrpMetaData* RsDataService::locked_getNewGrpMeta(RetroCursor &c, int colOff
// grpId
std::string tempId;
c.getString(mColGrpMeta_GrpId + colOffset, tempId);
RsGxsGrpMetaData* grpMeta ;
RsGxsGroupId grpId(tempId) ;
if(use_cache)
{
auto it = mGrpMetaDataCache.find(grpId) ;
if(it != mGrpMetaDataCache.end())
grpMeta = it->second ;
else
{
grpMeta = new RsGxsGrpMetaData();
mGrpMetaDataCache[grpId] = grpMeta ;
}
}
else
grpMeta = new RsGxsGrpMetaData();
grpMeta->mGroupId = RsGxsGroupId(tempId);
c.getString(mColGrpMeta_NxsIdentity + colOffset, tempId);
grpMeta->mAuthorId = RsGxsId(tempId);
@ -557,7 +574,8 @@ RsGxsGrpMetaData* RsDataService::locked_getNewGrpMeta(RetroCursor &c, int colOff
return grpMeta;
else
{
delete grpMeta;
if(!use_cache)
delete grpMeta;
return NULL;
}
}
@ -877,7 +895,7 @@ int RsDataService::storeGroup(const std::list<RsNxsGrp*>& grp)
cv.put(KEY_GRP_STATUS, (int32_t)grpMetaPtr->mGroupStatus);
cv.put(KEY_GRP_LAST_POST, (int32_t)grpMetaPtr->mLastPost);
locked_clearGrpMetaCache(grpMetaPtr->mGroupId);
locked_updateGrpMetaCache(*grpMetaPtr);
if (!mDb->sqlInsert(GRP_TABLE_NAME, "", cv))
{
@ -893,9 +911,17 @@ int RsDataService::storeGroup(const std::list<RsNxsGrp*>& grp)
return ret;
}
void RsDataService::locked_updateGrpMetaCache(const RsGxsGrpMetaData& meta)
{
auto it = mGrpMetaDataCache.find(meta.mGroupId) ;
if(it != mGrpMetaDataCache.end())
*(it->second) = meta ;
}
void RsDataService::locked_clearGrpMetaCache(const RsGxsGroupId& gid)
{
std::map<RsGxsGroupId,const RsGxsGrpMetaData*>::iterator it = mGrpMetaDataCache.find(gid) ;
auto it = mGrpMetaDataCache.find(gid) ;
if(it != mGrpMetaDataCache.end())
{
@ -973,7 +999,7 @@ int RsDataService::updateGroup(const std::list<RsNxsGrp *> &grp)
mDb->sqlUpdate(GRP_TABLE_NAME, "grpId='" + grpPtr->grpId.toStdString() + "'", cv);
locked_clearGrpMetaCache(grpMetaPtr->mGroupId);
locked_updateGrpMetaCache(*grpMetaPtr);
}
// finish transaction
bool ret = mDb->commitTransaction();
@ -1104,7 +1130,7 @@ void RsDataService::locked_retrieveGroups(RetroCursor* c, std::vector<RsNxsGrp*>
if(g)
{
if (metaOffset) {
g->metaData = locked_getNewGrpMeta(*c, metaOffset);
g->metaData = locked_getGrpMeta(*c, metaOffset,false);
}
grps.push_back(g);
}
@ -1305,8 +1331,6 @@ int RsDataService::retrieveGxsGrpMetaData(RsGxsGrpMetaTemporaryMap& grp)
#endif
grp = mGrpMetaDataCache ;
//for(std::map<RsGxsGroupId,RsGxsGrpMetaData>::const_iterator it(mGrpMetaDataCache.begin());it!=mGrpMetaDataCache.end();++it)
// grp[it->first] = new RsGxsGrpMetaData(it->second);
}
else
{
@ -1315,11 +1339,6 @@ int RsDataService::retrieveGxsGrpMetaData(RsGxsGrpMetaTemporaryMap& grp)
#endif
// clear the cache
for(auto it(mGrpMetaDataCache.begin());it!=mGrpMetaDataCache.end();++it)
delete it->second ;
mGrpMetaDataCache.clear();
RetroCursor* c = mDb->sqlQuery(GRP_TABLE_NAME, mGrpMetaColumns, "", "");
if(c)
@ -1328,12 +1347,11 @@ int RsDataService::retrieveGxsGrpMetaData(RsGxsGrpMetaTemporaryMap& grp)
while(valid)
{
RsGxsGrpMetaData* g = locked_getNewGrpMeta(*c, 0);
RsGxsGrpMetaData* g = locked_getGrpMeta(*c, 0,true);
if(g)
{
grp[g->mGroupId] = g;
mGrpMetaDataCache[g->mGroupId] = g ;
#ifdef RS_DATA_SERVICE_DEBUG_CACHE
std::cerr << (void *)this << ": Retrieving (all) Grp metadata grpId=" << g->mGroupId << std::endl;
#endif
@ -1353,11 +1371,11 @@ int RsDataService::retrieveGxsGrpMetaData(RsGxsGrpMetaTemporaryMap& grp)
}
else
{
std::map<RsGxsGroupId, const RsGxsGrpMetaData *>::iterator mit = grp.begin();
std::map<RsGxsGroupId, RsGxsGrpMetaData *>::iterator mit = grp.begin();
for(; mit != grp.end(); ++mit)
{
std::map<RsGxsGroupId, const RsGxsGrpMetaData*>::const_iterator itt = mGrpMetaDataCache.find(mit->first) ;
std::map<RsGxsGroupId, RsGxsGrpMetaData*>::const_iterator itt = mGrpMetaDataCache.find(mit->first) ;
if(itt != mGrpMetaDataCache.end())
{
@ -1385,12 +1403,11 @@ int RsDataService::retrieveGxsGrpMetaData(RsGxsGrpMetaTemporaryMap& grp)
#endif
while(valid)
{
RsGxsGrpMetaData* g = locked_getNewGrpMeta(*c, 0);
RsGxsGrpMetaData* g = locked_getGrpMeta(*c, 0,true);
if(g)
{
grp[g->mGroupId] = g;
mGrpMetaDataCache[g->mGroupId] = g ;
#ifdef RS_DATA_SERVICE_DEBUG_CACHE
std::cerr << ". Got it. Updating cache." << std::endl;
#endif

5
libretroshare/src/gxs/rsdataservice.h
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@ -208,7 +208,7 @@ private:
* extracts a grp meta item from a cursor at its
* current position
*/
RsGxsGrpMetaData* locked_getNewGrpMeta(RetroCursor& c, int colOffset);
RsGxsGrpMetaData* locked_getGrpMeta(RetroCursor& c, int colOffset, bool use_cache);
/*!
* extracts a msg item from a cursor at its
@ -346,8 +346,9 @@ private:
// the entre list of grp metadata is requested (which happens quite often)
void locked_clearGrpMetaCache(const RsGxsGroupId& gid);
void locked_updateGrpMetaCache(const RsGxsGrpMetaData& meta);
std::map<RsGxsGroupId,const RsGxsGrpMetaData*> mGrpMetaDataCache ;
std::map<RsGxsGroupId,RsGxsGrpMetaData*> mGrpMetaDataCache ;
bool mGrpMetaDataCache_ContainsAllDatabase ;
};

2
libretroshare/src/gxs/rsgds.h
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@ -61,7 +61,7 @@ public:
ContentValue val;
};
typedef std::map<RsGxsGroupId,const RsGxsGrpMetaData*> RsGxsGrpMetaTemporaryMap;
typedef std::map<RsGxsGroupId,RsGxsGrpMetaData*> RsGxsGrpMetaTemporaryMap;
/*!
* This allows modification of local

8
libretroshare/src/gxs/rsgenexchange.cc
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@ -2080,7 +2080,7 @@ bool RsGenExchange::processGrpMask(const RsGxsGroupId& grpId, ContentValue &grpC
bool ok = false;
RsGxsGrpMetaTemporaryMap grpMetaMap;
std::map<RsGxsGroupId, const RsGxsGrpMetaData* >::iterator mit;
std::map<RsGxsGroupId, RsGxsGrpMetaData* >::iterator mit;
grpMetaMap.insert(std::make_pair(grpId, (RsGxsGrpMetaData*)(NULL)));
mDataStore->retrieveGxsGrpMetaData(grpMetaMap);
@ -2362,7 +2362,7 @@ void RsGenExchange::processGroupUpdatePublish()
{
GroupUpdatePublish& gup = *vit;
const RsGxsGroupId& groupId = gup.grpItem->meta.mGroupId;
std::map<RsGxsGroupId, const RsGxsGrpMetaData*>::iterator mit = grpMeta.find(groupId);
std::map<RsGxsGroupId, RsGxsGrpMetaData*>::iterator mit = grpMeta.find(groupId);
const RsGxsGrpMetaData* meta = NULL;
if(mit == grpMeta.end() || mit->second == NULL)
@ -2929,7 +2929,7 @@ void RsGenExchange::processRecvdMessages()
#ifdef GEN_EXCH_DEBUG
std::cerr << " deserialised info: grp id=" << meta->mGroupId << ", msg id=" << meta->mMsgId ;
#endif
std::map<RsGxsGroupId, const RsGxsGrpMetaData*>::iterator mit = grpMetas.find(msg->grpId);
std::map<RsGxsGroupId, RsGxsGrpMetaData*>::iterator mit = grpMetas.find(msg->grpId);
#ifdef GEN_EXCH_DEBUG
std::cerr << " msg info : grp id=" << msg->grpId << ", msg id=" << msg->msgId << std::endl;
@ -3186,7 +3186,7 @@ void RsGenExchange::performUpdateValidation()
for(; vit != mGroupUpdates.end(); ++vit)
{
GroupUpdate& gu = *vit;
std::map<RsGxsGroupId, const RsGxsGrpMetaData*>::iterator mit = grpMetas.find(gu.newGrp->grpId);
std::map<RsGxsGroupId, RsGxsGrpMetaData*>::iterator mit = grpMetas.find(gu.newGrp->grpId);
gu.oldGrpMeta = mit->second;
gu.validUpdate = updateValid(*(gu.oldGrpMeta), *(gu.newGrp));
}

2
libretroshare/src/gxs/rsgxsdataaccess.cc
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@ -1016,7 +1016,7 @@ bool RsGxsDataAccess::getGroupSummary(GroupMetaReq* req)
mDataStore->retrieveGxsGrpMetaData(grpMeta);
std::map<RsGxsGroupId, const RsGxsGrpMetaData*>::iterator mit = grpMeta.begin();
std::map<RsGxsGroupId, RsGxsGrpMetaData*>::iterator mit = grpMeta.begin();
for(; mit != grpMeta.end(); ++mit)
req->mGroupMetaData.push_back(mit->second);

2
libretroshare/src/gxs/rsgxsdataaccess.h
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@ -32,7 +32,7 @@
typedef std::map< RsGxsGroupId, std::map<RsGxsMessageId, RsGxsMsgMetaData*> > MsgMetaFilter;
typedef std::map< RsGxsGroupId, const RsGxsGrpMetaData* > GrpMetaFilter;
typedef std::map< RsGxsGroupId, RsGxsGrpMetaData* > GrpMetaFilter;
class RsGxsDataAccess : public RsTokenService
{

4
libretroshare/src/gxs/rsgxsnetservice.cc
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@ -559,7 +559,7 @@ void RsGxsNetService::syncWithPeers()
for(RsGxsGrpMetaTemporaryMap::iterator mit = grpMeta.begin(); mit != grpMeta.end(); ++mit)
{
const RsGxsGrpMetaData* meta = mit->second;
RsGxsGrpMetaData* meta = mit->second;
// This was commented out because we want to know how many messages are available for unsubscribed groups.
@ -3028,7 +3028,7 @@ void RsGxsNetService::locked_genReqGrpTransaction(NxsTransaction* tr)
RsNxsSyncGrpItem*& grpSyncItem = *llit;
const RsGxsGroupId& grpId = grpSyncItem->grpId;
std::map<RsGxsGroupId, const RsGxsGrpMetaData*>::const_iterator metaIter = grpMetaMap.find(grpId);
std::map<RsGxsGroupId, RsGxsGrpMetaData*>::const_iterator metaIter = grpMetaMap.find(grpId);
bool haveItem = false;
bool latestVersion = false;

2
libretroshare/src/gxs/rsgxsutil.h
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@ -105,7 +105,7 @@ public:
}
};
typedef std::map<RsGxsGroupId,const RsGxsGrpMetaData*> RsGxsGrpMetaTemporaryMap;
typedef std::map<RsGxsGroupId,RsGxsGrpMetaData*> RsGxsGrpMetaTemporaryMap;
typedef t_RsGxsGenericDataTemporaryMap<RsGxsGroupId,RsNxsGrp> RsNxsGrpDataTemporaryMap;
typedef t_RsGxsGenericDataTemporaryMapVector<RsGxsMsgMetaData> RsGxsMsgMetaTemporaryMap ;