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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// valuetype_ss.cpp
//
// = DESCRIPTION
// Visitor generating code for Interfaces in the server skeletons file.
//
// = AUTHOR
// Aniruddha Gokhale
//
// ============================================================================
#include "nr_extern.h"
ACE_RCSID (be_visitor_valuetype,
valuetype_ss,
"$Id$")
// ************************************************************
// Interface visitor for server skeletons.
// ************************************************************
be_visitor_valuetype_ss::be_visitor_valuetype_ss (be_visitor_context *ctx)
: be_visitor_valuetype (ctx)
{
}
be_visitor_valuetype_ss::~be_visitor_valuetype_ss (void)
{
}
int
be_visitor_valuetype_ss::visit_valuetype (be_valuetype *node)
{
if (node->srv_skel_gen () || node->imported () || node->is_abstract ())
{
return 0;
}
AST_Interface *concrete = node->supports_concrete ();
// We generate a skeleton class only if the valuetype supports a
// non-abstract interface.
if (concrete == 0)
{
return 0;
}
// Generate the normal skeleton as usual.
TAO_OutStream *os = this->ctx_->stream ();
os->indent ();
ACE_CString full_skel_name_holder =
this->generate_full_skel_name (node);
const char *full_skel_name = full_skel_name_holder.c_str ();
ACE_CString flat_name_holder =
this->generate_flat_name (node);
*os << be_nl << "// TAO_IDL - Generated from " << be_nl
<< "// " << __FILE__ << ":" << __LINE__ << be_nl << be_nl;
// Find if we are at the top scope or inside some module,
// pre-compute the prefix that must be added to the local name in
// each case.
const char *local_name_prefix = "";
if (!node->is_nested ())
{
local_name_prefix = "POA_";
}
ACE_CString node_local_name_holder =
this->generate_local_name (node);
const char *node_local_name = node_local_name_holder.c_str ();
*os << full_skel_name << "::"
<< local_name_prefix << node_local_name
<< " (void)" << be_nl
<< "{}" << be_nl << be_nl;
*os << full_skel_name << "::"
<< local_name_prefix << node_local_name << " ("
<< "const " << local_name_prefix << node_local_name << "& rhs)";
*os << be_idt_nl
<< ": ";
if (concrete->is_nested ())
{
AST_Decl *scope = ScopeAsDecl (concrete->defined_in ());
*os << "ACE_NESTED_CLASS (POA_" << scope->name () << ", "
<< concrete->local_name () << ") (rhs)";
}
else
{
be_interface *bd = be_interface::narrow_from_decl (concrete);
*os << bd->full_skel_name () << " (rhs)";
}
*os << be_uidt_nl << "{}" << be_nl << be_nl;
*os << full_skel_name << "::~"
<< local_name_prefix << node_local_name
<< " (void)" << be_nl
<< "{}" << be_nl << be_nl;
// the _this () operation.
*os << node->full_name () << " *" << be_nl
<< node->full_skel_name ()
<< "::_this (ACE_ENV_SINGLE_ARG_DECL)" << be_nl
<< "{" << be_idt_nl
<< "TAO_Stub *stub = this->_create_stub (ACE_ENV_SINGLE_ARG_PARAMETER);"
<< be_nl
<< "ACE_CHECK_RETURN (0);" << be_nl << be_nl
<< "TAO_Stub_Auto_Ptr safe_stub (stub);" << be_nl;
*os << "CORBA::Object_ptr tmp = CORBA::Object::_nil ();" << be_nl
<< be_nl
<< "if (stub->servant_orb_var ()->orb_core ()->"
<< "optimize_collocation_objects ())" << be_idt_nl
<< "{" << be_idt_nl
<< "ACE_NEW_RETURN (" << be_idt << be_idt_nl
<< "tmp," << be_nl
<< "CORBA::Object (" << be_idt << be_idt_nl
<< "stub," << be_nl
<< "1," << be_nl
<< "this" << be_uidt_nl
<< ")," << be_uidt_nl
<< "0" << be_uidt_nl
<< ");" << be_uidt << be_uidt_nl
<< "}" << be_uidt_nl
<< "else" << be_idt_nl
<< "{" << be_idt_nl
<< "ACE_NEW_RETURN (" << be_idt << be_idt_nl
<< "tmp," << be_nl
<< "CORBA::Object (" << be_idt << be_idt_nl
<< "stub," << be_nl
<< "0," << be_nl
<< "this" << be_uidt_nl
<< ")," << be_uidt_nl
<< "0" << be_uidt_nl
<< ");" << be_uidt << be_uidt_nl
<< "}" << be_uidt_nl << be_nl;
*os << "CORBA::Object_var obj = tmp;" << be_nl
<< "(void) safe_stub.release ();" << be_nl
<< "return ";
if (concrete->is_nested ())
{
UTL_Scope *parent_scope = concrete->defined_in ();
AST_Decl *parent_decl = ScopeAsDecl (parent_scope);
*os << "ACE_NESTED_CLASS ("
<< parent_decl->name () << ", "
<< concrete->local_name ();
}
else
{
*os << concrete->name ();
}
*os << "::_unchecked_narrow (obj.in ());"
<< be_uidt_nl
<< "}" << be_nl << be_nl;
return 0;
}
ACE_CString
be_visitor_valuetype_ss::generate_flat_name (be_valuetype *node)
{
return ACE_CString (node->flat_name ());
}
ACE_CString
be_visitor_valuetype_ss::generate_local_name (be_valuetype *node)
{
return ACE_CString (node->local_name ());
}
ACE_CString
be_visitor_valuetype_ss::generate_full_skel_name (be_valuetype *node)
{
return ACE_CString (node->full_skel_name ());
}
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