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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// gen_object_manager_ch.cpp
//
// = DESCRIPTION
// Visitor generating code for Sequence in the client header
//
// = AUTHOR
// Michael Kircher
//
// ============================================================================
#include "be.h"
#include "be_visitor_sequence.h"
ACE_RCSID(be_visitor_sequence, gen_object_manager_ch, "$Id$")
int
be_visitor_sequence_ch::gen_object_manager (be_sequence *node)
{
TAO_OutStream *os = this->ctx_->stream ();
be_type *bt;
// retrieve the base type since we may need to do some code
// generation for the base type.
bt = be_type::narrow_from_decl (node->base_type ());
if (!bt)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_sequence_ch::"
"visit_sequence - "
"Bad element type\n"), -1);
}
// generate the class name
// we might want to use this later
be_type *pt; // base types
if (bt->node_type () == AST_Decl::NT_typedef)
{
// get the primitive base type of this typedef node
be_typedef *t = be_typedef::narrow_from_decl (bt);
pt = t->primitive_base_type ();
}
else
pt = bt;
const char * class_name = node->instance_name ();
be_visitor_context ctx (*this->ctx_);
ctx.state (TAO_CodeGen::TAO_SEQUENCE_BASE_CH);
be_visitor *visitor = tao_cg->make_visitor (&ctx);
const char * object_manager = node->object_manager_name ();
// create the name for the object manager
os->gen_ifdef_macro (object_manager);
os->indent ();
*os << "class " << object_manager << be_nl
<< "{" << be_idt_nl
<< "friend class " << class_name << ";" << be_uidt_nl
<< "public:" << be_idt_nl
<< be_nl;
// constructor
*os << "// = Initialization and termination methods." << be_nl
<< object_manager << " (const " << object_manager << " &rhs)" << be_idt_nl
<< ": ptr_ (rhs.ptr_)," << be_nl
<< "release_ (rhs.release_)" << be_uidt_nl
<< "{" << be_nl
<< "}" << be_nl
<< be_nl;
// constructor
*os << object_manager << " (";
// the accept is here the first time used and if an
// error occurs, it will occur here. Later no check
// for errors will be done.
if (pt->accept (visitor) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_sequence_ch::"
"visit_sequence - "
"base type visit failed\n"),
-1);
}
*os << "** buffer, CORBA::Boolean release)" << be_idt_nl
<< ": ptr_ (buffer)," << be_nl
<< "release_ (release)" << be_uidt_nl
<< "{" << be_nl
<< "}" << be_nl
<< be_nl;
// destructor
*os << "~" << object_manager << " (void)" << be_nl
<< "{" << be_nl
<< "}" << be_nl
<< be_nl;
// operator=
*os << object_manager << " &operator= (const " << object_manager << " &rhs)" << be_nl
<< "{" << be_idt_nl
<< "if (this == &rhs)" << be_idt_nl
<< "return *this;" << be_uidt_nl
<< be_nl
<< "if (this->release_)" << be_nl
<< "{" << be_idt_nl
<< "CORBA::release (*this->ptr_);" << be_nl
<< "*this->ptr_ = "; pt->accept (visitor); *os << "::_duplicate (*rhs.ptr_);" << be_uidt_nl
<< "}" << be_nl
<< "else" << be_idt_nl
<< "*this->ptr_ = *rhs.ptr_;" << be_uidt_nl
<< be_nl
<< "return *this;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// operator=
*os << object_manager << " &operator= ("; pt->accept (visitor); *os << " *p)" << be_nl
<< "// Assignment from "; pt->accept (visitor); *os << " *." << be_nl
<< "{" << be_idt_nl
<< "if (this->release_)" << be_nl
<< "{" << be_idt_nl
<< "CORBA::release (*this->ptr_);" << be_nl
<< "*this->ptr_ = p;" << be_uidt_nl
<< "}" << be_nl
<< "else" << be_idt_nl
<< "*this->ptr_ = p;" << be_uidt_nl
<< be_nl
<< "return *this;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// cast operator
*os << "operator const "; pt->accept (visitor); *os << " *() const // Cast (read-only)." << be_nl
<< "{" << be_idt_nl
<< "return *this->ptr_;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// cast operator
*os << "operator "; pt->accept (visitor); *os << " *&() // Cast." << be_nl
<< "{" << be_idt_nl
<< "return *this->ptr_;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// in method
*os << "const "; pt->accept (visitor); *os << " *in (void) const // in "
<< be_nl
<< "{" << be_idt_nl
<< "return *this->ptr_;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// inout method
pt->accept (visitor);
*os << " *&inout (void) // inout "
<< be_nl
<< "{" << be_idt_nl
<< "return *this->ptr_;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// out method
pt->accept (visitor);
*os << " *&out (void) // out "
<< be_nl
<< "{" << be_idt_nl
<< "CORBA::release (*this->ptr_);" << be_nl
<< "*this->ptr_ = "; pt->accept (visitor); *os << "::_nil ();"
<< be_nl
<< "return *this->ptr_;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// retn method
pt->accept (visitor);
*os << " *_retn (void) // retn "
<< be_nl
<< "{" << be_idt_nl;
pt->accept (visitor);
*os << " *temp = *this->ptr_;" << be_nl
<< "*this->ptr_ = "; pt->accept (visitor); *os << "::_nil ();"
<< be_nl
<< "return temp;" << be_uidt_nl
<< "}" << be_nl
<< be_uidt_nl;
// members
*os << "private:" << be_idt_nl;
pt->accept(visitor); *os <<" **ptr_;" << be_nl
<< "// data member, notice that it is a pointer, to implement the" << be_nl
<< "// reference behavior for assignment." << be_nl
<< be_nl
<< "CORBA::Boolean release_;" << be_nl
<< "// release flag based on parent's flag" << be_uidt_nl
<< "};" << be_nl;
os->gen_endif (); // endif macro
delete visitor;
return 0;
}
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