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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// pre_upcall_ss.cpp
//
// = DESCRIPTION
// Visitor that generates any pre-processing of arguments prior to making
// the upcall (in the skeleton).
//
// = AUTHOR
// Aniruddha Gokhale
//
// ============================================================================
#include "idl.h"
#include "be.h"
#include "be_visitor_argument.h"
ACE_RCSID(be_visitor_argument, pre_upcall_ss, "$Id$")
// ************************************************************************
// visitor for passing arguments to the upcall
// ************************************************************************
be_visitor_args_pre_upcall_ss::be_visitor_args_pre_upcall_ss (be_visitor_context *ctx)
: be_visitor_args (ctx)
{
}
be_visitor_args_pre_upcall_ss::~be_visitor_args_pre_upcall_ss (void)
{
}
int be_visitor_args_pre_upcall_ss::visit_argument (be_argument *node)
{
this->ctx_->node (node); // save the argument node
// retrieve the type
be_type *bt = be_type::narrow_from_decl (node->field_type ());
if (!bt)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_args_pre_upcall_ss::"
"visit_argument - "
"Bad argument type\n"),
-1);
}
// Different types have different mappings when used as in/out or
// inout parameters. Let this visitor deal with the type
if (bt->accept (this) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_args_pre_upcall_ss::"
"visit_argument - "
"cannot accept visitor\n"),
-1);
}
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_array (be_array *)
{
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_enum (be_enum *)
{
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_interface (be_interface *node)
{
TAO_OutStream *os = this->ctx_->stream (); // get output stream
be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument
// node
switch (this->direction ())
{
case AST_Argument::dir_IN:
case AST_Argument::dir_INOUT: // inout
os->indent ();
*os << arg->local_name () << " = " << node->name ()
<< "::_narrow (_tao_base_var_" << arg->local_name ()
<< ".in (), ACE_TRY_ENV);\n";
break;
case AST_Argument::dir_OUT:
break;
}
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_interface_fwd (be_interface_fwd *node)
{
TAO_OutStream *os = this->ctx_->stream (); // get output stream
be_argument *arg = this->ctx_->be_node_as_argument (); // get the argument
// node
switch (this->direction ())
{
case AST_Argument::dir_IN:
case AST_Argument::dir_INOUT: // inout
os->indent ();
*os << arg->local_name () << " = " << node->name ()
<< "::_narrow (_tao_base_var_" << arg->local_name ()
<< ".in (), ACE_TRY_ENv);\n";
break;
case AST_Argument::dir_OUT:
break;
}
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_predefined_type (be_predefined_type *node)
{
// check if the type is an any
if (node->pt () == AST_PredefinedType::PT_any)
{
switch (this->direction ())
{
case AST_Argument::dir_IN:
break;
case AST_Argument::dir_INOUT:
break;
case AST_Argument::dir_OUT:
break;
} // end switch direction
} // end of if
else if (node->pt () == AST_PredefinedType::PT_pseudo) // e.g., CORBA::Object
{
switch (this->direction ())
{
case AST_Argument::dir_IN:
break;
case AST_Argument::dir_INOUT:
break;
case AST_Argument::dir_OUT:
break;
} // end switch direction
} // end else if
else // simple predefined types
{
switch (this->direction ())
{
case AST_Argument::dir_IN:
break;
case AST_Argument::dir_INOUT:
break;
case AST_Argument::dir_OUT:
break;
} // end switch direction
} // end of else
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_sequence (be_sequence *)
{
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_string (be_string *)
{
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_structure (be_structure *)
{
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_union (be_union *)
{
return 0;
}
int be_visitor_args_pre_upcall_ss::visit_typedef (be_typedef *node)
{
this->ctx_->alias (node);
if (node->primitive_base_type ()->accept (this) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_args_pre_upcall_ss::"
"visit_typedef - "
"accept on primitive type failed\n"),
-1);
}
this->ctx_->alias (0);
return 0;
}
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