sdSession.h

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// *****************************************************************************
// *****************************************************************************
// sdSession.h
//
// This file contains the definition for the following classes.
//
//  sdSession
//      This class represents a singleton session schema manager and manages
//      the sdNameSpace objects in a session.
//
// *****************************************************************************
// Except as specified in the OpenAccess terms of use of Cadence or Silicon
// Integration Initiative, this material may not be copied, modified,
// re-published, uploaded, executed, or distributed in any way, in any medium,
// in whole or in part, without prior written permission from Cadence.
//
//                Copyright 2007 Cadence Design Systems, Inc.
//                           All Rights Reserved.
//
//  $Author: icftcm $
//  $Revision: #1 $
//  $Date: 2007/03/20 $
//  $State: Exp $
// *****************************************************************************
// *****************************************************************************



#if !defined(sdSession_P)
#define sdSession_P



// *****************************************************************************
// Nested includes
// *****************************************************************************
#include <vector>
#include <map>
#include "sdBaseTypes.h"



// *****************************************************************************
// Declare and define types in the schema definition namespace.
// *****************************************************************************
BEGIN_SD_NAMESPACE



// *****************************************************************************
// Forward Public Class Declarations
// *****************************************************************************
class sdNameSpace;



// *****************************************************************************
// sdSession
// *****************************************************************************
class SD_DLL_API sdSession {
public:
    typedef std::vector<const sdNameSpace*>     NameSpaceVector;                
    typedef NameSpaceVector::const_iterator     NameSpaceConstIter;

    sdNameSpace                                 *getNameSpace(const std::string &name) const;
    void                                        destroyContents(sdNameSpace *nameSpace);

    NameSpaceConstIter                          begin() const;
    NameSpaceConstIter                          end() const;

    static sdSession                            *get();

private:
    typedef std::map<std::string, sdNameSpace*> NameSpaceMap;

                                                sdSession();
                                                ~sdSession();

    void                                        addNameSpace(sdNameSpace *nameSpace);
    void                                        removeNameSpace(sdNameSpace *nameSpace);

    bool                                        isReferenced(sdNameSpace *nameSpace) const;

    NameSpaceVector                             m_nameSpaceVector;
    NameSpaceMap                                m_nameSpaceMap;
    static sdSession                            *s_session;

    friend class sdNameSpace;
};



END_SD_NAMESPACE

#endif

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