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// $Id$
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// operation_is.cpp
//
// = DESCRIPTION
// Visitor generating code for Operation in the implementation skeleton
//
// = AUTHOR
// Yamuna Krishnamurthy (yamuna@cs.wustl.edu)
//
// ============================================================================
ACE_RCSID (be_visitor_operation,
operation_is,
"$Id$")
// ************************************************************
// Operation visitor for implementation skeleton
// ************************************************************
be_visitor_operation_is::be_visitor_operation_is (be_visitor_context *ctx)
: be_visitor_operation (ctx)
{
}
be_visitor_operation_is::~be_visitor_operation_is (void)
{
}
int
be_visitor_operation_is::visit_operation (be_operation *node)
{
TAO_OutStream *os = this->ctx_->stream ();
be_interface *intf = this->ctx_->interface ();
this->ctx_->node (node); // save the node
os->indent (); // start with the current indentation level
// STEP I: generate the return type
be_type *bt = be_type::narrow_from_decl (node->return_type ());
if (!bt)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_operation_is::"
"visit_operation - "
"Bad return type\n"),
-1);
}
be_visitor_context ctx (*this->ctx_);
ctx.state (TAO_CodeGen::TAO_OPERATION_RETTYPE_OTHERS);
be_visitor_operation_rettype oro_visitor (&ctx);
if (bt->accept (&oro_visitor) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_operation_is::"
"visit_operation - "
"codegen for return type failed\n"),
-1);
}
const char *classname = 0;
if (intf)
{
// If derived class/
classname = intf->flat_name ();
}
else
{
ACE_CString str(node->flat_name ());
int lnmlength = ACE_OS::strlen (node->local_name ()->get_string ());
int fnmlength = ACE_OS::strlen (node->flat_name ());
fnmlength--;
classname = str.substr (0, (fnmlength-lnmlength)).rep ();
}
// STEP 2: generate the operation name
*os << " " << be_global->impl_class_prefix () << classname
<< be_global->impl_class_suffix () << "::" << node->local_name ();
// STEP 3: generate the argument list with the appropriate mapping. For these
// we grab a visitor that generates the parameter listing
ctx = *this->ctx_;
ctx.state (TAO_CodeGen::TAO_OPERATION_ARGLIST_IS);
be_visitor_operation_arglist oa_visitor (&ctx);
if (node->accept (&oa_visitor) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_operation_is::"
"visit_operation - "
"codegen for argument list failed\n"),
-1);
}
*os <<be_idt_nl << "{"<<be_idt_nl;
*os << "//Add your implementation here"<<be_uidt_nl;
*os << "}" << be_nl << be_uidt_nl;
return 0;
}
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