Gaudi Framework, version v23r0 |
Home | Generated: Mon Jan 30 2012 |
Description: More...
#include <src/RootTool.h>
Public Member Functions | |
RootTool (RootDataConnection *con) | |
Standard constructor. | |
virtual TBranch * | getBranch (CSTR section, CSTR branch_name) |
Access data branch by name: Get existing branch in read only mode. | |
virtual int | loadRefs (CSTR section, CSTR cnt, unsigned long entry, RootObjectRefs &refs) |
Load references object from file. | |
void | addParam (ParamMap &c, char *p) |
Helper function to read params table. | |
void | addEntry (StringVec &c, char *val) |
Helper function to read string tables. | |
template<class C , class F > | |
StatusCode | readBranch (TTree *t, const char *nam, C &v, F pmf) |
Helper function to read internal file tables. | |
bool | get (const string &dsc, pair< string, ContainerSection > &e) |
Analyze the Sections table entries. | |
void | analyzeMergeMap (StringVec &tmp) |
Build merge sections from the Sections table entries. | |
StatusCode | readRefs () |
Read reference tables. | |
string | getEntry (const string &c) |
Helper function to convert string vectors to branch entries. | |
string | getParam (const pair< string, string > &p) |
Helper function to convert parameter vectors to branch entries. | |
template<class C , class F > | |
StatusCode | saveBranch (const char *nam, C &v, F pmf) |
Helper function to save internal tables. | |
StatusCode | saveRefs () |
Save/update reference tables. |
Description:
Concrete implementation to read objects from POOL files.
Concrete implementation to read objects from ROOT files.
Definition at line 16 of file RootTool.h.
Gaudi::RootTool::RootTool | ( | RootDataConnection * | con ) | [inline] |
void Gaudi::RootTool::addEntry | ( | StringVec & | c, |
char * | val | ||
) | [inline] |
Helper function to read string tables.
Definition at line 108 of file RootTool.h.
{ c.push_back(val); }
void Gaudi::RootTool::addParam | ( | ParamMap & | c, |
char * | p | ||
) | [inline] |
Helper function to read params table.
Definition at line 100 of file RootTool.h.
void Gaudi::RootTool::analyzeMergeMap | ( | StringVec & | tmp ) | [inline] |
Build merge sections from the Sections table entries.
Definition at line 152 of file RootTool.h.
{ StringVec::const_iterator i; LinkSections& ls = linkSections(); MergeSections& ms = mergeSections(); pair<string,ContainerSection> e; MsgStream& msg = msgSvc(); RootRef r; int cnt = 0; ls.clear(); ms.clear(); msg << MSG::VERBOSE; r.dbase = r.container = r.link = r.clid = r.svc = r.entry = 0; for(i=tmp.begin(); i!=tmp.end();++i) { if ( get(*i,e) ) { msg << "Added Merge Section:" << e.first << endmsg; ms[e.first].push_back(e.second); if ( e.first == "Links" ) r.link = e.second.start; else if ( e.first == "Containers" ) r.container = e.second.start; else if ( e.first == "Databases" ) r.dbase = e.second.start; else if ( e.first == "Params" ) r.svc = e.second.start; } else if ( (*i) == "[END-OF-SECTION]" ) { r.entry = cnt; if ( msg.isActive() ) { msg << "Link Section [" << r.entry << "," << ls.size() << "] -> D:" << r.dbase << " C:" << r.container << " L:" << r.link << " P:" << r.svc << endmsg; } ls.push_back(r); cnt++; } } }
bool Gaudi::RootTool::get | ( | const string & | dsc, |
pair< string, ContainerSection > & | e | ||
) | [inline] |
Analyze the Sections table entries.
Definition at line 132 of file RootTool.h.
{ if ( dsc != "[END-OF-SECTION]" ) { size_t id1 = dsc.find("[CNT="); size_t id2 = dsc.find("[START="); size_t id3 = dsc.find("[LEN="); if ( id1 != string::npos && id2 != string::npos && id3 != string::npos ) { string tmp; string cnt = dsc.substr(id1+5, id2-1-5); int section_start = ::atoi((tmp=dsc.substr(id2+7,id3-id2-8)).c_str()); int section_length = ::atoi((tmp=dsc.substr(id3+5,dsc.find("]",id3+5)-id3-5)).c_str()); e.first = cnt; e.second = ContainerSection(section_start,section_length); return true; } } e.first = ""; e.second = ContainerSection(-1,-1); return false; }
Access data branch by name: Get existing branch in read only mode.
Definition at line 21 of file RootTool.h.
Helper function to convert string vectors to branch entries.
Definition at line 213 of file RootTool.h.
{ return c; }
Helper function to convert parameter vectors to branch entries.
Definition at line 215 of file RootTool.h.
{ return p.first+"="+p.second; }
virtual int Gaudi::RootTool::loadRefs | ( | CSTR | section, |
CSTR | cnt, | ||
unsigned long | entry, | ||
RootObjectRefs & | refs | ||
) | [inline, virtual] |
Load references object from file.
Link manager:
Definition at line 31 of file RootTool.h.
{ TBranch* b = getBranch(section,cnt+"#R"); RootObjectRefs* prefs = &refs; if ( b ) { b->SetAddress(&prefs); int nb = b->GetEntry(entry); if ( nb >= 1 ) { const MergeSections& ms = c->mergeSections(); if ( !ms.empty() ) { MsgStream& msg = msgSvc(); msgSvc() << MSG::VERBOSE; pair<const RootRef*,const ContainerSection*> ls = c->getMergeSection(cnt,entry); if ( ls.first ) { if ( ls.first->dbase >= 0 ) { // Now patch the references and links 'en block' to be efficient // First the leafs from the TES if ( msg.isActive() ) { msg << "Refs: LS [" << entry << "] -> " << ls.first->dbase << "," << ls.first->container << "," << ls.first->link << "," << ls.first->entry << endmsg; } for(size_t j=0, n=refs.refs.size(); j<n; ++j) { RootRef& r = refs.refs[j]; if ( r.entry>= 0 && r.dbase >= 0 ) { int db = r.dbase + ls.first->dbase; if ( c->getDb(db) == c->fid() ) { if ( r.dbase ) r.dbase += ls.first->dbase; if ( r.container ) r.container += ls.first->container; if ( r.link ) r.link += ls.first->link; const string& rc = c->getCont(r.container); MergeSections::const_iterator k = ms.find(rc); if ( k != ms.end() ) { const ContainerSections& cs = (*k).second; r.entry = ( ls.first->entry >= 0 && ls.first->entry < (int)cs.size() ) ? cs[ls.first->entry].start + r.entry : -1; if ( msg.isActive() ) { msg << "Add link [" << r.entry << "," << ls.first->entry << "," << ls.first->container << "," << r.container << "," << r.entry << "] to -> " << rc << endmsg; } } else { msg << MSG::WARNING << c->fid() << " [" << c->getDb(db) << "] Evt:" << entry << " Invalid link to " << rc << endmsg; msg << MSG::VERBOSE; } } } } for(vector<int>::iterator i=refs.links.begin(); i!=refs.links.end();++i) { (*i) += ls.first->link; } } return nb; } return -1; } return nb; } } return -1; }
StatusCode Gaudi::RootTool::readBranch | ( | TTree * | t, |
const char * | nam, | ||
C & | v, | ||
F | pmf | ||
) | [inline] |
Helper function to read internal file tables.
Definition at line 110 of file RootTool.h.
{ char text[2048]; TBranch* b = t->GetBranch(nam); if ( b ) { TLeaf* l = b->GetLeaf(nam); if ( l ) { b->SetAddress(text); msgSvc() << MSG::VERBOSE; for(Long64_t i=0, n=b->GetEntries(); i<n; ++i) { if ( b->GetEntry(i)>0 ) { char* p = (char*)l->GetValuePointer(); msgSvc() << "Add Value[" << b->GetName() << "]:" << p << endmsg; (this->*pmf)(v,p); } } return StatusCode::SUCCESS; } } msgSvc() << MSG::ERROR << "Failed to read '" << nam << "' table." << endmsg; return StatusCode::FAILURE; }
StatusCode Gaudi::RootTool::readRefs | ( | ) | [inline, virtual] |
Read reference tables.
Implements Gaudi::RootDataConnection::Tool.
Definition at line 193 of file RootTool.h.
{ TTree* t = (TTree*)c->file()->Get("Sections"); StringVec tmp; if ( t && !readBranch(t, "Sections", tmp, &RootTool::addEntry).isSuccess() ) return StatusCode::FAILURE; else if ( refs() ) { analyzeMergeMap(tmp); if ( !readBranch(refs(),"Databases", dbs(), &RootTool::addEntry).isSuccess() ) return StatusCode::FAILURE; if ( !readBranch(refs(),"Containers",conts(), &RootTool::addEntry).isSuccess() ) return StatusCode::FAILURE; if ( !readBranch(refs(),"Links", links(), &RootTool::addEntry).isSuccess() ) return StatusCode::FAILURE; if ( !readBranch(refs(),"Params", params(), &RootTool::addParam).isSuccess() ) return StatusCode::FAILURE; return StatusCode::SUCCESS; } return StatusCode::FAILURE; }
StatusCode Gaudi::RootTool::saveBranch | ( | const char * | nam, |
C & | v, | ||
F | pmf | ||
) | [inline] |
Helper function to save internal tables.
Definition at line 217 of file RootTool.h.
{ Long64_t i, n; string val, typ = nam; StatusCode sc = StatusCode::SUCCESS; TDirectory::TContext ctxt(c->file()); TBranch* b = refs()->GetBranch(nam); if ( !b ) b = refs()->Branch(nam,0,(typ+"/C").c_str()); if ( b ) { for(i=b->GetEntries(), n=Long64_t(v.size()); i<n; ++i) { val = (this->*pmf)(v[size_t(i)]); b->SetAddress((char*)val.c_str()); msgSvc() << MSG::VERBOSE << "Save Value[" << b->GetName() << "]:" << val << endmsg; if ( b->Fill() <= 1) sc = StatusCode::FAILURE; } return sc; } return StatusCode::FAILURE; }
StatusCode Gaudi::RootTool::saveRefs | ( | ) | [inline, virtual] |
Save/update reference tables.
Implements Gaudi::RootDataConnection::Tool.
Definition at line 236 of file RootTool.h.
{ if ( refs() ) { if ( !saveBranch("Databases", dbs(), &RootTool::getEntry).isSuccess() ) return StatusCode::FAILURE; if ( !saveBranch("Containers",conts(), &RootTool::getEntry).isSuccess() ) return StatusCode::FAILURE; if ( !saveBranch("Links", links(), &RootTool::getEntry).isSuccess() ) return StatusCode::FAILURE; if ( !saveBranch("Params", params(),&RootTool::getParam).isSuccess() ) return StatusCode::FAILURE; return StatusCode::SUCCESS; } return StatusCode::FAILURE; }