IValsTool.h

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#ifndef _H_IValsTool
#define _H_IValsTool

#include "GaudiKernel/IAlgTool.h"
#include "GaudiKernel/MsgStream.h"

// Declaration of the interface ID ( interface id, major version, minor version) 
static const InterfaceID IID_IValsTool("IValsTool", 6 , 0); 

namespace {
    enum check { NOCALC = -1, CALC = 0, CHECK = 1};
    }

class   IValsTool : virtual public IAlgTool
{
public:
    
    static const InterfaceID& interfaceID() { return IID_IValsTool; }

// LSR 14-Jul-08 code for ntuple types
    
    virtual StatusCode getVal(std::string varName, double& value, int check = CALC) = 0;
    virtual StatusCode getVal(std::string varName, float& value, int check = CALC) = 0;
    virtual StatusCode getVal(std::string varName, int& value, int check = CALC) = 0;
    virtual StatusCode getVal(std::string varName, unsigned int& value, int check = CALC) = 0;
    virtual StatusCode getVal(std::string varName, unsigned long long& value, int check = CALC) = 0;
 
// LSR 14-Jul-08 code for ntuple types
    virtual StatusCode getValCheck(std::string varName, double& value) =0;
    virtual StatusCode getValCheck(std::string varName, float& value) =0;
    virtual StatusCode getValCheck(std::string varName, int& value) =0;
    virtual StatusCode getValCheck(std::string varName, unsigned int& value) =0;
    virtual StatusCode getValCheck(std::string varName, unsigned long long& value) =0;

    virtual StatusCode browse(MsgStream log, const std::string varName = "") =0;
    virtual StatusCode doCalcIfNotDone() = 0;
    virtual void zeroVals() = 0;
    virtual int getCalcCount() = 0;
    virtual StatusCode getVal(std::string varName, std::string& value, int check = CALC) = 0;
    virtual StatusCode getValCheck(std::string varName, std::string& value) =0;
    virtual void setLoadOrder(int index) = 0;
    virtual int  getLoadOrder() = 0;
    virtual bool isLoaded() = 0;
    
    class Visitor 
    {
    public:
    enum eVisitorRet {
        CONT,        
        USER_DONE, 
        ERROR,
        DONE  
    };
 
// LSR 14-Jul-08 code for ntuple types       
        virtual Visitor::eVisitorRet analysisValue(std::string varName,
            const double& value) const =0;
        virtual Visitor::eVisitorRet analysisValue(std::string varName,
            const float& value) const =0;
        virtual Visitor::eVisitorRet analysisValue(std::string varName,
            const int& value) const =0;
        virtual Visitor::eVisitorRet analysisValue(std::string varName,
            const unsigned int& value) const =0;
        virtual Visitor::eVisitorRet analysisValue(std::string varName,
            const unsigned long long& value) const =0;
        virtual Visitor::eVisitorRet analysisValue(std::string varName,
            const char* value) const =0;
    }; 
    
    
    virtual Visitor::eVisitorRet traverse(IValsTool::Visitor* v, 
        const bool checkCalc=true) = 0;   
};

#endif  // _H_IValsTool

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