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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// interface_is.cpp
//
// = DESCRIPTION
// Visitor generating code for Interfaces in the implementation skeletons file.
//
// = AUTHOR
// Yamuna Krishnamurthy (yamuna@cs.wustl.edu)
//
// ============================================================================
// ************************************************************
// Interface visitor for implementation skeletons.
// ************************************************************
ACE_RCSID (be_visitor_interface,
interface_is,
"$Id$")
be_visitor_interface_is::be_visitor_interface_is (be_visitor_context *ctx)
: be_visitor_interface (ctx)
{
}
be_visitor_interface_is::~be_visitor_interface_is (void)
{
}
int
be_visitor_interface_is::visit_interface (be_interface *node)
{
this->ctx_->interface (node);
TAO_OutStream *os = this->ctx_->stream ();
if (node->impl_skel_gen () || node->imported ())
{
return 0;
}
// Generate the skeleton class name.
os->indent ();
*os << "// Implementation skeleton constructor" << be_nl;
// Find if we are at the top scope or inside some module.
*os << be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () <<"::"
<< be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix ()
<< " (void)" << be_idt_nl;
*os << "{" << be_nl
<< "}" << be_nl << be_uidt_nl;
os->indent ();
*os << "// Implementation skeleton destructor" << be_nl;
*os << be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () <<"::~"
<< be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix ()
<< " (void)" << be_idt_nl;
*os << "{" <<be_nl;
*os << "}" << be_nl <<be_uidt_nl;
if (be_global->gen_copy_ctor ())
{
*os << "//Implementation Skeleton Copy Constructor" << be_nl;
*os << be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () <<"::"
<< be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () << " (const "
<< be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () << "& t)"<< be_idt_nl;
if (node->n_inherits () > 0)
{
node->gen_copy_ctors (os);
*os << ", TAO_ServantBase (t)" << be_nl;
}
*os << "{" << be_nl
<< "}" << be_nl << be_uidt_nl;
}
if (be_global->gen_assign_op ())
{
*os << "//Implementation Skeleton Copy Assignment" << be_nl;
*os << be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () << "& "
<< be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () << "::operator=(const "
<< be_global->impl_class_prefix () << node->flat_name ()
<< be_global->impl_class_suffix () << "& t)" <<be_idt_nl
<< "{" << be_idt_nl
<< "return *this;" << be_uidt_nl
<< "}" << 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_ss::"
"visit_interface - "
"codegen for scope failed\n"),
-1);
}
int status =
node->traverse_inheritance_graph (
be_visitor_interface_is::method_helper,
os
);
if (status == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_interface_is::"
"visit_interface - "
"traversal of inhertance graph failed\n"),
-1);
}
return 0;
}
// Helper method to generate the members in the scope of the base classes.
int
be_visitor_interface_is::method_helper (be_interface *derived,
be_interface *node,
TAO_OutStream *os)
{
if (ACE_OS::strcmp (derived->flat_name (), node->flat_name ()) != 0)
{
be_visitor_context ctx;
ctx.state (TAO_CodeGen::TAO_INTERFACE_IS);
ctx.interface (derived);
ctx.stream (os);
be_visitor_interface_is visitor (&ctx);
if (visitor.visit_scope (node) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"be_visitor_interface_is::"
"method_helper\n"),
-1);
}
}
return 0;
}
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