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// $Id$
/* -*- c++ -*- */
// ============================================================================
//
// = LIBRARY
// TAO IDL Backend
//
// = FILENAME
// be_visitor_factory.h
//
// = DESCRIPTION
// Define an abstract visitor Factory and a bunch of concrete visitor
// factories (whcih are singletons).
//
// = AUTHOR
// Aniruddha Gokhale
//
// ============================================================================
#ifndef TAO_BE_VISITOR_FACTORY_H
#define TAO_BE_VISITOR_FACTORY_H
class TAO_Visitor_Factory
{
// =TITLE
// TAO_Visitor_Factory
//
// =DESCRIPTION
// An abstract visitor factory class
public:
TAO_Visitor_Factory (void);
// constructor
virtual ~TAO_Visitor_Factory (void);
// destructor
virtual be_visitor *make_visitor (be_visitor_context *) = 0;
// make a visitor
};
class TAO_Common_Visitor_Factory : public TAO_Visitor_Factory
{
// =TITLE
// TAO_Common_Visitor_Factory
//
// =DESCRIPTION
// A concrete visitor factory for generating the visitors irrsepective of
// whether we use compiled or interpretive marshaling
public:
TAO_Common_Visitor_Factory (void);
// constructor
virtual ~TAO_Common_Visitor_Factory (void);
// destructor
virtual be_visitor *make_visitor (be_visitor_context *);
// make the right visitor based on the context and code generation state
};
class TAO_Interpretive_Visitor_Factory : public TAO_Visitor_Factory
{
// =TITLE
// TAO_Interpretive_Visitor_Factory
//
// =DESCRIPTION
// A concrete visitor factory for generating the visitors for stubs and
// skeletons using interpretive marshaling.
public:
TAO_Interpretive_Visitor_Factory (void);
// constructor
virtual ~TAO_Interpretive_Visitor_Factory (void);
// destructor
virtual be_visitor *make_visitor (be_visitor_context *);
// make the right visitor based on the context and code generation state
};
class TAO_Compiled_Visitor_Factory : public TAO_Visitor_Factory
{
// =TITLE
// TAO_Compiled_Visitor_Factory
//
// =DESCRIPTION
// A concrete visitor factory for generating the visitors for stubs and
// skeletons using compiled marshaling.
public:
TAO_Compiled_Visitor_Factory (void);
// constructor
virtual ~TAO_Compiled_Visitor_Factory (void);
// destructor
virtual be_visitor *make_visitor (be_visitor_context *);
// make the right visitor based on the context and code generation state
};
// Singleton instance of the BE Visitor Factory
typedef ACE_Singleton<TAO_Common_Visitor_Factory, ACE_SYNCH_RECURSIVE_MUTEX> TAO_COMMON_VISITOR_FACTORY;
typedef ACE_Singleton<TAO_Interpretive_Visitor_Factory, ACE_SYNCH_RECURSIVE_MUTEX> TAO_INTERPRETIVE_VISITOR_FACTORY;
typedef ACE_Singleton<TAO_Compiled_Visitor_Factory, ACE_SYNCH_RECURSIVE_MUTEX> TAO_COMPILED_VISITOR_FACTORY;
#endif /* if !defined _TAO_BE_VISITOR_FACTORY_H_ */
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