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/BdbTrees/BdbDbRegistrator.hh

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//------------------------------------------------------------------------------
// File:
//      BdbDbRegistrator.hh
//
// Description:
//      Class BdbDbRegistrator
//
//      The class is responsible for registration of a (newly created) database
//      in a BdbTreeNode structure, which is used by the data browser
//
//
// Environment:
//      Software developed for the BaBar Detector at the SLAC B-Factory
//
// Author List:
//      Jacek Becla                Original Author
//
// Copyright Information:
//      Copyright (C) 1997-98      Stanford Linear Accelerator Center
//
//------------------------------------------------------------------------------

#ifndef BDBDBREGISTRATOR_HH
#define BDBDBREGISTRATOR_HH


#ifndef BDBD_HH
#include "BdbUtil/Bdb.hh"
#endif

#ifndef BDBTREENODE_HH
#include "BdbTrees/BdbTreeNode.hh"
#endif

#ifndef BDBDBREGISTRATORBASE_HH
#include "BdbAccess/BdbDbRegistratorBase.hh"
#endif


class BdbDbRegistrator : public BdbDbRegistratorBase
{
    enum TheAction { IDLE = 0, DO_REG = 1, DO_UNREG = -1 } ;
    
// -----------------
// Static Members --
// -----------------
public:

    static const char* const _rootName ;
    static const char* const _hostInfoRootName ;
    
    
// ------------------
// Private Members --
// ------------------
private:

    char* _dbName ;
    char* _dbHost ;
    char* _dbPath ;

    BdbTreeNode _theNode ;
    char*   _subNodeName ;

    ooTrans _transaction ;

    //BdbHandle(BdbPersObj) _dbSimulator ;
    
    TheAction theAction ;    // tweak: do not repeat all for unregistration
                             // do the same as for registration and perform 
                            // different action at the very end
    
// --------------------
// Private Functions --
// --------------------
private:

    BdbStatus inSeparateContextRegisterDb() ;

    BdbStatus domainBranch() ;
    BdbStatus hostBranch() ;

    BdbStatus moveToRootChild(const char* name) ;
    BdbStatus oneLevelDown() ;
    BdbStatus finalRegistration() ;
    char* prepareBaseDir(char*& buf) ;


    // Get Methods
    inline const char* dbName() const ;
    inline const char* dbHost() const ;
    inline const char* dbPath() const ;

    BdbStatus updateAndWait(BdbHandleAny& theObj) ;

    
// -------------------
// Public Interface --
// -------------------
public:

    // Constructor(s)
    BdbDbRegistrator() ;
    
    // Destructor
    virtual ~BdbDbRegistrator() ;

    virtual BdbStatus registerDb(const BdbDbInfo& dbInfo) ;
    virtual BdbStatus unregisterDb(const BdbDbInfo& dbInfo) ;
    static char* replaceChar(char* inString, char fromChar, char toChar) ;
} ;


// ------------------------------------------------------
// --  I  N  L  I  N  E      F  U  N  C  T  I  O  N  S --
// ------------------------------------------------------

inline const char* BdbDbRegistrator::dbName() const  { return _dbName ; }
inline const char* BdbDbRegistrator::dbHost() const  { return _dbHost ; }
inline const char* BdbDbRegistrator::dbPath() const  { return _dbPath ; }


#endif /* BDBDBREGISTRATOR_HH */

 

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Page Owner: Jacek Becla
Last Update: October 04, 2002