RootCollectionQuery.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ROOTCOLLECTION_COLLECTIONQUERY_H
#define ROOTCOLLECTION_COLLECTIONQUERY_H
 
#include "CoralBase/AttributeList.h"
 
#include "CollectionBase/TokenList.h"
#include "CollectionBase/ICollectionQuery.h"
#include "CollectionBase/ICollectionDescription.h"
#include "CollectionBase/ICollectionCursor.h"
 
#include "RootCollectionCursor.h"
 
#include "TTree.h"
 
#include <set>
 
namespace pool {
   namespace RootCollection {
 
      class RootCollectionQuery : public ICollectionQuery
      {
     public:
        RootCollectionQuery( const pool::ICollectionDescription& description, TTree *tree );
    
        virtual ~RootCollectionQuery();
 
        virtual void addToOutputList( const std::string& columnName );
 
        virtual void addToOutputList( const std::vector<std::string>& columnNames );
 
        virtual void selectAllAttributes();
 
        virtual void selectAllTokens();
 
        virtual void selectAll();
 
        virtual void setCondition( const std::string& whereClause,
                                   coral::AttributeList* attributeBindData = 0,
                                   TokenList* tokenBindData = 0 ) ;
 
        virtual const std::string& whereClause() const;
 
        virtual void setRowCacheSize( int rowCacheSize );
 
        virtual pool::ICollectionCursor& execute();
 
        virtual void skipEventReference( bool = true );
 
     protected:
 
        void                addToTokenOutputList( const std::string& columnName );
 
        void                addToAttributeOutputList( const std::string& columnName );
        
        
        const ICollectionDescription    &m_description;
 
        TTree                           *m_tree;
 
        RootCollectionCursor            *m_cursor;
 
        std::string                     m_whereClause;
 
        pool::TokenList                 m_outputTokenList;
        coral::AttributeList            m_outputAttributeList;
 
        std::set< std::string >         m_selectedColumnNames;
        std::set< std::string >         m_collectionFragmentNames;
 
        bool                            m_skipEventRef; 
      };
 
   }
}
 
#endif