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//=============================================================================
/**
* @file executor_exs.cpp
*
* $Id$
*
* Visitor generating code in the exec impl source.
*
*
* @author Jeff Parsons
*/
//=============================================================================
be_visitor_executor_exs::be_visitor_executor_exs (
be_visitor_context *ctx)
: be_visitor_component_scope (ctx),
op_scope_ (0),
comment_border_ ("//=============================="
"=============================="),
your_code_here_ ("/* Your code here. */")
{
}
be_visitor_executor_exs::~be_visitor_executor_exs (void)
{
}
int
be_visitor_executor_exs::visit_operation (be_operation *node)
{
AST_Decl::NodeType nt =
ScopeAsDecl (node->defined_in ())->node_type ();
// Components have implied IDL operations added to the AST, but
// we are interested only in supported interface operations.
if (nt == AST_Decl::NT_component || nt == AST_Decl::NT_connector)
{
return 0;
}
be_visitor_operation_exs v (this->ctx_);
v.scope (op_scope_);
return v.visit_operation (node);
}
int
be_visitor_executor_exs::visit_attribute (be_attribute *node)
{
this->ctx_->interface (this->node_);
be_visitor_attribute v (this->ctx_);
v.op_scope (op_scope_);
return v.visit_attribute (node);
}
int
be_visitor_executor_exs::visit_component (be_component *node)
{
// In the interest of pretty formatting, if we have generated
// at least one facet executor impl class, add a linebreak.
for (UTL_ScopeActiveIterator si (node, UTL_Scope::IK_decls);
!si.is_done ();
si.next ())
{
AST_Decl *d = si.item ();
if (d->node_type () == AST_Decl::NT_provides)
{
os_ << be_nl;
break;
}
}
node_ = node;
const char *lname = node->local_name ();
os_ << be_nl
<< comment_border_ << be_nl
<< "// Component Executor Implementation Class: "
<< lname << "_exec_i" << be_nl
<< comment_border_;
os_ << be_nl << be_nl
<< lname << "_exec_i::" << lname << "_exec_i (void)" << be_nl
<< "{" << be_nl
<< "}";
os_ << be_nl << be_nl
<< lname << "_exec_i::~" << lname << "_exec_i (void)" << be_nl
<< "{" << be_nl
<< "}";
os_ << be_nl << be_nl
<< "// Supported operations and attributes.";
op_scope_ = node;
/// The overload of traverse_inheritance_graph() used here
/// doesn't automatically prime the queues.
node->get_insert_queue ().reset ();
node->get_del_queue ().reset ();
node->get_insert_queue ().enqueue_tail (node_);
Component_Exec_Op_Attr_Generator op_attr_gen (this);
int status =
node->traverse_inheritance_graph (op_attr_gen,
&os_,
false,
false);
if (status == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("be_visitor_executor_exs::")
ACE_TEXT ("visit_component - ")
ACE_TEXT ("traverse_inheritance_graph() ")
ACE_TEXT ("failed\n")),
-1);
}
os_ << be_nl << be_nl
<< "// Component attributes and port operations.";
if (this->visit_component_scope (node) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
ACE_TEXT ("be_visitor_component_exs::")
ACE_TEXT ("visit_component - ")
ACE_TEXT ("scope traversal failed\n")),
-1);
}
os_ << be_nl << be_nl
<< "// Operations from Components::SessionComponent.";
AST_Decl *scope = ScopeAsDecl (node->defined_in ());
ACE_CString sname_str (scope->full_name ());
const char *sname = sname_str.c_str ();
const char *global = (sname_str == "" ? "" : "::");
os_ << be_nl << be_nl
<< "void" << be_nl
<< lname << "_exec_i::set_session_context (" << be_idt_nl
<< "::Components::SessionContext_ptr ctx)" << be_uidt_nl
<< "{" << be_idt_nl
<< "this->ciao_context_ =" << be_idt_nl
<< global << sname << "::CCM_" << lname
<< "_Context::_narrow (ctx);" << be_uidt_nl << be_nl
<< "if ( ::CORBA::is_nil (this->ciao_context_.in ()))"
<< be_idt_nl
<< "{" << be_idt_nl
<< "throw ::CORBA::INTERNAL ();" << be_uidt_nl
<< "}" << be_uidt << be_uidt_nl
<< "}";
os_ << be_nl << be_nl
<< "void" << be_nl
<< lname << "_exec_i::configuration_complete (void)"
<< be_nl
<< "{" << be_idt_nl
<< your_code_here_ << be_uidt_nl
<< "}";
os_ << be_nl << be_nl
<< "void" << be_nl
<< lname << "_exec_i::ccm_activate (void)" << be_nl
<< "{" << be_idt_nl
<< your_code_here_ << be_uidt_nl
<< "}";
os_ << be_nl << be_nl
<< "void" << be_nl
<< lname << "_exec_i::ccm_passivate (void)" << be_nl
<< "{" << be_idt_nl
<< your_code_here_ << be_uidt_nl
<< "}";
os_ << be_nl << be_nl
<< "void" << be_nl
<< lname << "_exec_i::ccm_remove (void)" << be_nl
<< "{" << be_idt_nl
<< your_code_here_ << be_uidt_nl
<< "}";
return 0;
}
int
be_visitor_executor_exs::visit_provides (be_provides *node)
{
ACE_CString prefix (this->ctx_->port_prefix ());
prefix += node->local_name ()->get_string ();
const char *port_name = prefix.c_str ();
be_type *obj = node->provides_type ();
const char *iname =
obj->original_local_name ()->get_string ();
AST_Decl *scope = ScopeAsDecl (obj->defined_in ());
ACE_CString sname_str (scope->full_name ());
const char *sname = sname_str.c_str ();
const char *global = (sname_str == "" ? "" : "::");
ACE_CString lname_str (this->ctx_->port_prefix ());
lname_str += node->original_local_name ()->get_string ();
const char *lname = lname_str.c_str ();
os_ << be_nl << be_nl
<< global << sname << "::CCM_"
<< iname << "_ptr" << be_nl
<< node_->local_name () << "_exec_i::get_"
<< port_name << " (void)" << be_nl
<< "{" << be_idt_nl
<< "if ( ::CORBA::is_nil (this->ciao_" << port_name
<< "_.in ()))" << be_idt_nl
<< "{" << be_idt_nl
<< lname << "_exec_i *tmp = 0;" << be_nl
<< "ACE_NEW_RETURN (" << be_idt_nl
<< "tmp," << be_nl
<< lname << "_exec_i (" << be_idt_nl
<< "this->ciao_context_.in ())," << be_uidt_nl
<< global << sname << "::CCM_" << iname << "::_nil ());"
<< be_uidt_nl << be_nl
<< "this->ciao_" << port_name << "_ = tmp;" << be_uidt_nl
<< "}" << be_uidt_nl << be_nl
<< "return" << be_idt_nl
<< global << sname << "::CCM_" << iname
<< "::_duplicate (" << be_idt_nl
<< "this->ciao_" << port_name << "_.in ());"
<< be_uidt << be_uidt << be_uidt_nl
<< "}";
return 0;
}
int
be_visitor_executor_exs::visit_consumes (be_consumes *node)
{
be_eventtype *obj = node->consumes_type ();
const char *port_name = node->local_name ()->get_string ();
os_ << be_nl << be_nl
<< "void" << be_nl
<< node_->original_local_name () << "_exec_i::push_"
<< port_name << " (" << be_idt_nl
<< "::" << IdentifierHelper::orig_sn (obj->name (), false).c_str ()
<< " * /* ev */)" << be_uidt_nl
<< "{" << be_idt_nl
<< your_code_here_ << be_uidt_nl
<< "}";
return 0;
}
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