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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// interface_ih.cpp
//
// = DESCRIPTION
// Visitor generating code for Interfaces in the implementation header
//
// = AUTHOR
// Yamuna Krishnamurthy (yamuna@cs.wustl.edu)
//
// ============================================================================
#include "idl.h"
#include "idl_extern.h"
#include "be.h"
#include "be_visitor_interface.h"
ACE_RCSID(be_visitor_interface, interface_ih, "$Id$")
// ************************************************************
// Interface visitor for implementation header
// ************************************************************
be_visitor_interface_ih::be_visitor_interface_ih (be_visitor_context *ctx)
: be_visitor_interface (ctx)
{
}
be_visitor_interface_ih::~be_visitor_interface_ih (void)
{
}
int
be_visitor_interface_ih::visit_interface (be_interface *node)
{
TAO_OutStream *os; // output stream
static char namebuf [NAMEBUFSIZE]; // holds the class name
if (node->impl_hdr_gen () || node->imported ())
return 0;
ACE_OS::memset (namebuf, '\0', NAMEBUFSIZE);
os = this->ctx_->stream ();
// generate the skeleton class name
os->indent (); // start with whatever indentation level we are at
ACE_OS::sprintf (namebuf, "%s", node->flat_name ());
*os << "//Class " << idl_global->impl_class_prefix ()<<namebuf << idl_global->impl_class_suffix ()<< be_nl;
// now generate the class definition
*os << "class " << idl_global->stub_export_macro ()
<< " " <<idl_global->impl_class_prefix () << namebuf << idl_global->impl_class_suffix () << " : ";
//inherit from the base skeleton file
*os<<"public virtual "<<node->full_skel_name ();
*os << be_nl
<< "{" << be_nl
<< "public:" << be_idt_nl
<< "//Constructor " << be_nl
<< idl_global->impl_class_prefix () << namebuf << idl_global->impl_class_suffix () << " (void);" << be_nl << be_nl;
if (idl_global->gen_copy_ctor ())
{
*os << "//Copy Constructor"<<be_nl
<< idl_global->impl_class_prefix () << namebuf << idl_global->impl_class_suffix () << " (const "
<< idl_global->impl_class_prefix () << namebuf << idl_global->impl_class_suffix () << "&);" <<be_nl <<be_nl;
}
if (idl_global->gen_assign_op ())
{
*os << "//Copy Assignment" << be_nl
<< idl_global->impl_class_prefix () << namebuf << idl_global->impl_class_suffix () << "& "
<< "operator=(const " << idl_global->impl_class_prefix () << namebuf << idl_global->impl_class_suffix () << "&);"<<be_nl << be_nl;
}
*os << "//Destructor " << be_nl
<< "virtual " << "~" << idl_global->impl_class_prefix () << namebuf << idl_global->impl_class_suffix () << " (void);" << be_nl << be_uidt_nl;
// generate code for elements in the scope (e.g., operations)
if (this->visit_scope (node) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_interface_ih::"
"visit_interface - "
"codegen for scope failed\n"),
-1);
}
/*
if (node->n_inherits () > 0)
{
// this interface inherits from other interfaces
be_interface *intf; // inherited interface
for (i = 0; i < node->n_inherits (); i++)
{
intf = be_interface::narrow_from_decl (node->inherits ()[i]);
// generate code for elements in the scope (e.g., operations)
if (this->visit_scope (intf) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_interface_ih::"
"visit_interface - "
"codegen for scope failed\n"),
-1);
}
}
}
*/
//Generate the code for the members of the derived classes
if (node->traverse_inheritance_graph (be_visitor_interface_ih::method_helper, os) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_interface_tie_sh_ss::"
"visit_interface - "
"traversal of inhertance graph failed\n"),
-1);
}
*os << "};" << be_nl <<be_nl;
return 0;
}
//Helper method to generate members within the scope of the base classes
int
be_visitor_interface_ih::method_helper (be_interface *derived,
be_interface *node,
TAO_OutStream *os)
{
if (strcmp (derived->flat_name (), node->flat_name ()) != 0)
{
be_visitor_context ctx;
ctx.state (TAO_CodeGen::TAO_INTERFACE_IH);
ctx.interface (derived);
ctx.stream (os);
be_visitor* visitor = tao_cg->make_visitor (&ctx);
if (visitor == 0 || visitor->visit_scope (node) == -1)
{
delete visitor;
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_interface_is::"
"method_helper\n"), -1);
}
delete visitor;
}
return 0;
}
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