//
// $Id$
//

// ============================================================================
//
// = LIBRARY
//    TAO_IDL_BE
//
// = FILENAME
//    component_exs.cpp
//
// = DESCRIPTION
//    Visitor generating code for Components in the exec impl source.
//
// = AUTHOR
//    Jeff Parsons
//
// ============================================================================

be_visitor_component_exs::be_visitor_component_exs (
      be_visitor_context *ctx)
  : be_visitor_component_scope (ctx)
{
  // This is initialized in the base class to svnt_export_macro()
  // or skel_export_macro(), since there are many more visitor
  // classes generating servant code. So we can just override
  // all that here.
  export_macro_ = be_global->exec_export_macro ();
}

be_visitor_component_exs::~be_visitor_component_exs (void)
{
}

int
be_visitor_component_exs::visit_component (be_component *node)
{
  node_ = node;

  /// CIDL-generated namespace used 'CIDL_' + composition name.
  /// Now we use 'CIAO_' + component's flat name.
  os_ << be_nl << be_nl
      << "namespace CIAO_" << node->flat_name ()
      << "_Impl" << be_nl
      << "{" << be_idt;
      
  be_visitor_facet_exs facet_visitor (this->ctx_);

  // (JP) Should this be visit_component_scope(), i.e., 
  // generate inherited facets as well? Probably the
  // behavior should be tied to the LEM force-all option.
  if (facet_visitor.visit_scope (node) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         ACE_TEXT ("be_visitor_component_exs::")
                         ACE_TEXT ("visit_component - ")
                         ACE_TEXT ("facet visitor failed\n")),
                        -1);
    }
    
  be_visitor_executor_exs exec_visitor (this->ctx_);

  if (exec_visitor.visit_component (node) == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         ACE_TEXT ("be_visitor_component_exs::")
                         ACE_TEXT ("visit_component - ")
                         ACE_TEXT ("exec visitor failed\n")),
                        -1);
    }

  this->gen_exec_entrypoint_defn ();

  os_ << be_uidt_nl
      << "}";

  return 0;
}

// ==================================================

Component_Exec_Op_Attr_Generator::Component_Exec_Op_Attr_Generator (
      be_visitor_scope * visitor)
  : visitor_ (visitor)
{
}

int
Component_Exec_Op_Attr_Generator::emit (be_interface * /*derived_interface */,
                                        TAO_OutStream * /* os */,
                                        be_interface * base_interface)
{
  if (base_interface->node_type () == AST_Decl::NT_component)
    {
      return 0;
    }

  return visitor_->visit_scope (base_interface);
}