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//=============================================================================
/**
* @file be_operation.h
*
* $Id$
*
* Extension of class AST_Operation that provides additional means for C++
* mapping.
*
*
* @author Copyright 1994-1995 by Sun Microsystems
* @author 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 (AST_Type *rt,
AST_Operation::Flags fl,
UTL_ScopedName *n,
bool local,
bool abstract);
~be_operation (void);
/// Cleanup method.
virtual void destroy (void);
// Visiting.
virtual int accept (be_visitor *visitor);
// 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);
/// Decide on the next state.
TAO_CodeGen::CG_STATE next_state (TAO_CodeGen::CG_STATE current_state,
int is_extra_state = 0);
/// Returns true if we have to generate extra code.
int has_extra_code_generation (TAO_CodeGen::CG_STATE current_state);
/**
* returns the operation containing special marshaling information,
* this makes sense if not all arguments get marshaled, e.g. AMI
* sendc_ operations.
*/
be_operation *marshaling (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.
*/
be_operation *arguments (void);
/// Sets the original operation from which this one was created,
/// applies only to implied IDL.
void original_operation (be_operation *original_operation);
/// Returns the original operation from which this one was created,
/// applies only to implied IDL
be_operation *original_operation ();
// Narrowing
DEF_NARROW_FROM_DECL (be_operation);
DEF_NARROW_FROM_SCOPE (be_operation);
protected:
/**
* Member for holding the strategy for covering
* differences between various operations, e.g. sendc_, raise_
* operations in the AMI spec.
*/
be_operation_strategy *strategy_;
be_operation *original_operation_;
};
#endif
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