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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// be_operation.h
//
// = DESCRIPTION
// Extension of class AST_Operation that provides additional means for C++
// mapping.
//
// = AUTHOR
// Copyright 1994-1995 by Sun Microsystems, Inc.
// and
// Aniruddha Gokhale
//
// ============================================================================
#ifndef BE_OPERATION_H
#define BE_OPERATION_H
#include "be_scope.h"
#include "be_decl.h"
#include "be_codegen.h"
#include "ast_operation.h"
class AST_Type;
class be_visitor;
class be_argument;
class be_operation_strategy;
class be_operation : public virtual AST_Operation,
public virtual be_scope,
public virtual be_decl
{
public:
be_operation (void);
// Default constructor.
be_operation (AST_Type *rt,
AST_Operation::Flags fl,
UTL_ScopedName *n,
bool local,
bool abstract);
// Constructor
~be_operation (void);
// Destructor.
virtual void destroy (void);
// Cleanup method.
// Visiting.
virtual int accept (be_visitor *visitor);
// Method to add exceptions
virtual UTL_ExceptList *be_add_exceptions (UTL_ExceptList *t);
// Add an argument to the scope.
virtual AST_Argument *be_add_argument (AST_Argument *arg);
// Insert an exception at the head of the list.
int be_insert_exception (AST_Exception *ex);
be_operation_strategy *set_strategy (be_operation_strategy *new_strategy);
TAO_CodeGen::CG_STATE next_state (TAO_CodeGen::CG_STATE current_state,
int is_extra_state = 0);
// Decide on the next state.
int has_extra_code_generation (TAO_CodeGen::CG_STATE current_state);
// Returns true if we have to genrate extra code.
be_operation *marshaling (void);
// returns the operation containing special marshaling information,
// this makes sense if not all arguments get marshaled, e.g. AMI
// sendc_ operations.
be_operation *arguments (void);
// Returns a customized arguments list, e.g. AMI sendc_ operations
// only use the in and inout arguments but not the out arguments,
// also the first argument is the reply handler.
// Narrowing
DEF_NARROW_FROM_DECL (be_operation);
DEF_NARROW_FROM_SCOPE (be_operation);
protected:
be_operation_strategy *strategy_;
// Member for holding the strategy for covering
// differences between various operations, e.g. sendc_, raise_
// operations in the AMI spec.
};
#endif
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