C++ PluginLoader::Destroy方法代码示例

//.........这里部分代码省略.........
    vector<PluginBase*> pluginSequence;
    vector<string> pluginList = opts.GetOpt<vector<string> >("h4reco.pluginList");    
    //---plugin creation
    pluginLoaders.reserve(pluginList.size());
    for(auto& plugin : pluginList)
    {
        cout << ">>> Loading plugin <" << plugin << ">" << endl;
        //---create loader 
        loader = new PluginLoader<PluginBase>(opts.GetOpt<string>(plugin+".pluginType"));
        pluginLoaders.push_back(loader);
        pluginLoaders.back()->Create();
        //---get instance and put it in the plugin sequence   
        PluginBase* newPlugin = pluginLoaders.back()->CreateInstance();
        if(newPlugin)
        {
            pluginSequence.push_back(newPlugin);
            pluginSequence.back()->SetInstanceName(plugin);
            pluginMap[plugin] = pluginSequence.back();
        }
        else
        {
            cout << ">>> ERROR: plugin type " << opts.GetOpt<string>(plugin+".pluginType") << " is not defined." << endl;
            return 0;
        }
    }

    //---begin
    for(auto& plugin : pluginSequence)
    {
        plugin->Begin(opts, &index);
        for(auto& shared : plugin->GetSharedData("", "TTree", true))
        {
            TTree* tree = (TTree*)shared.obj;
            tree->SetMaxVirtualSize(10000);
            tree->SetDirectory(outROOT);
        }
    }
            
    //---events loop
    int maxEvents=opts.GetOpt<int>("h4reco.maxEvents");
    cout << ">>> Processing H4DAQ run #" << run << " <<<" << endl;
    while(h4Tree.NextEntry() && (index-stoul(run)*1e9<maxEvents || maxEvents==-1))
    {
        if(index % 1000 == 0)
        {
            cout << ">>>Processed events: " << index-stoul(run)*1e9 << "/"
                 << (maxEvents<0 ? h4Tree.GetEntries() : min((int)h4Tree.GetEntries(), maxEvents))
                 << endl;
            TrackProcess(cpu, mem, vsz, rss);
        }

        //---call ProcessEvent for each plugin
        for(auto& plugin : pluginSequence)
            plugin->ProcessEvent(h4Tree, pluginMap, opts);

        //---fill the main tree with info variables and increase event counter
        mainTree.time_stamp = h4Tree.evtTimeStart;
        mainTree.run = h4Tree.runNumber;
        mainTree.spill = h4Tree.spillNumber;
        mainTree.event = h4Tree.evtNumber;
        mainTree.Fill();
        ++index;
    }

    //---end
    for(auto& plugin : pluginSequence)
    {
        //---call endjob for each plugin
        plugin->End(opts);
        //---get permanent data from each plugin and store them in the out file
        for(auto& shared : plugin->GetSharedData())
        {
            if(shared.obj->IsA()->GetName() == string("TTree"))
            {
                TTree* currentTree = (TTree*)shared.obj;
                outROOT->cd();
                currentTree->BuildIndex("index");
                currentTree->Write(currentTree->GetName(), TObject::kOverwrite);
                mainTree.AddFriend(currentTree->GetName());
            }
            else
            {
                outROOT->cd();
                shared.obj->Write(shared.tag.c_str(), TObject::kOverwrite);
            }
        }
    }
    
    //---close
    mainTree.Write();
    opts.Write("cfg");
    outROOT->Close();
    for(auto& loader : pluginLoaders)
        loader->Destroy();

    //---info
    TrackProcess(cpu, mem, vsz, rss);

    exit(0);
}