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//=============================================================================
/**
* @file be_visitor_amh_pre_proc.h
*
* $Id$
*
* This visitor creates for AMH implied IDL constructs for the ResponseHandler,
* the appropriate AST
* (Abstract Syntax Tree) node, sets the corresponding interface or operation
* strategy on it and enters the node into the AST.
*
* @author Darrell Brunsch <brunsch@cs.wustl.edu>
* @author Mayur Deshpande <mayur@ics.uci.edu>
* @author Carlos O'Ryan <coryan@uci.edu>
*/
//=============================================================================
#ifndef TAO_BE_VISITOR_AMH_PRE_PROC_H
#define TAO_BE_VISITOR_AMH_PRE_PROC_H
#include "be_visitor_scope.h"
#include "ace/SString.h"
/**
* @class be_visitor_amh_pre_proc
*
* @brief Adds AMH implied IDL code into the AST
*/
class be_visitor_amh_pre_proc : public be_visitor_scope
{
private:
typedef enum
{
NORMAL,
GET_OPERATION,
SET_OPERATION
} Operation_Kind;
public:
be_visitor_amh_pre_proc (be_visitor_context *ctx);
virtual ~be_visitor_amh_pre_proc (void);
virtual int visit_root (be_root *node);
virtual int visit_module (be_module *node);
virtual int visit_interface (be_interface *node);
virtual int visit_operation (be_operation *node);
// @@@ (JP) I don't think this has to be overridden.
virtual int visit_scope (be_scope *node);
private:
/// Create the reponse handler interface
be_interface *create_response_handler (be_interface *node,
be_valuetype *exception_holder);
/// method to add memebers to the response handler interfaces
int add_rh_node_members (be_interface *node,
be_interface *response_handler,
be_valuetype *exception_holder);
/// Create an operation with return, OUT and INOUT arguments
int create_response_handler_operation (be_operation *node,
be_interface *response_handler,
be_valuetype *exception_holder);
/// Create the get_* operation associated with an attribute.
int create_response_handler_attribute (be_attribute *node,
be_interface *response_handler,
be_valuetype *exception_holder);
/// Add the normal reply handler for the @c node operation
int add_normal_reply (be_operation *node,
be_interface *response_handler);
/// Add the exception version of @c node
int add_exception_reply (be_operation *node,
be_interface *response_handler,
be_valuetype *exception_holder);
/// Create the exception holder valuetype
be_valuetype *create_exception_holder (be_interface *node);
/// And the concrete implemenation of the exception holder valuetype
// be_valuetype *create_exception_holder_concrete (be_valuetype *parent);
/// Creates a raise operation from node and inserts it in
/// excep_holder, while obeying if it is a normal operation
/// or a set or get attribute.
int create_raise_operation (be_decl *node,
be_valuetype *excep_holder,
Operation_Kind operation_kind);
/// Concatenate 3 strings into one.
int generate_name (ACE_CString &destination,
const char *prefix,
const char *middle_name,
const char *suffix);
/// Generate a get operation out of the attribute.
be_operation *generate_get_operation (be_attribute *node);
/// Generate a set operation out of the attribute.
be_operation *generate_set_operation (be_attribute *node);
};
#endif // TAO_BE_VISITOR_AMH_PRE_PROC_H
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