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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// gen_bounded_obj_sequence_cs.cpp
//
// = DESCRIPTION
// Visitor generating code for Sequence in the client impl
//
// = AUTHOR
// Michael Kircher
//
// Modifications by Aniruddha Gokhale
// ============================================================================
#include "be.h"
#include "be_visitor_sequence.h"
ACE_RCSID(be_visitor_sequence, gen_bounded_obj_sequence_cs, "$Id$")
int
be_visitor_sequence_cs::gen_bounded_obj_sequence (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_cs::"
"visit_sequence - "
"Bad element type\n"), -1);
}
// generate the class name
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 ();
static char full_class_name [NAMEBUFSIZE];
ACE_OS::memset (full_class_name, '\0', NAMEBUFSIZE);
if (node->is_nested ())
{
ACE_OS::sprintf (full_class_name, "%s::%s",
be_scope::narrow_from_scope (node->defined_in ())->decl ()->fullname (),
class_name);
}
else
{
ACE_OS::sprintf (full_class_name, "%s",
class_name);
}
be_visitor_context ctx (*this->ctx_);
ctx.state (TAO_CodeGen::TAO_SEQUENCE_BASE_CS);
be_visitor *visitor = tao_cg->make_visitor (&ctx);
// !! branching in either compile time template instantiation
// or manual template instatiation
os->gen_ifdef_AHETI();
os->gen_ifdef_macro (class_name);
os->indent ();
// first generate the static methods since they are used by others. Sinc
// ethey are inlined, their definition needs to come before their use else
// some compilers give lost of warnings.
// allocate_buffer
*os << "// The Base_Sequence functions, please see tao/sequence.h" << be_nl
<< "void " << be_nl
<< full_class_name << "::_allocate_buffer (CORBA::ULong length)" << be_nl
<< "{" << be_idt_nl
<< "// For this class memory is never reallocated so the implementation" << be_nl
<< "// is *really* simple." << be_nl
<< "this->buffer_ = " << full_class_name << "::allocbuf (length);" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// deallocate_buffer
*os << "void" << be_nl
<< full_class_name << "::_deallocate_buffer (void)" << be_nl
<< "{" << be_idt_nl
<< "if (this->buffer_ == 0 || this->release_ == 0)" << be_idt_nl
<< "return;" << be_uidt_nl;
pt->accept(visitor);
*os <<" **tmp = ACE_reinterpret_cast (";
pt->accept (visitor);
*os << " **, this->buffer_);" << be_nl
<< full_class_name << "::freebuf (tmp);" << be_nl
<< "this->buffer_ = 0;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// destructor
*os << full_class_name << "::~" << class_name << " (void)" << be_nl
<< "// destructor" << be_nl
<< "{" << be_idt_nl
<< "this->_deallocate_buffer ();" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// _shrink_buffer
*os << "void" << be_nl
<< full_class_name << "::_shrink_buffer (CORBA::ULong nl, CORBA::ULong ol)" << be_nl
<< "{" << be_idt_nl;
pt->accept(visitor);
*os <<" **tmp = ACE_reinterpret_cast (";
pt->accept (visitor);
*os << " **, this->buffer_);" << be_nl
<< be_nl
<< "for (CORBA::ULong i = nl; i < ol; ++i)" << be_nl
<< "{" << be_idt_nl
<< "CORBA::release (tmp[i]);" << be_nl
<< "tmp[i] = ";
pt->accept (visitor);
*os << "::_nil ();" << be_uidt_nl
<< "}" << be_uidt_nl
<< "}\n" << be_nl;
be_predefined_type *prim = be_predefined_type::narrow_from_decl (pt);
if ((pt->node_type () != AST_Decl::NT_pre_defined) ||
(prim && (prim->pt () == AST_PredefinedType::PT_pseudo) &&
(!ACE_OS::strcmp (prim->local_name ()->get_string (), "Object"))))
{
// Pseudo objects do not require this methods.
*os << "void" << be_nl
<< full_class_name << "::_downcast (" << be_idt << be_idt_nl
<< "void* target," << be_nl
<< "CORBA_Object *src," << be_nl
<< "CORBA::Environment &ACE_TRY_ENV" << be_uidt_nl
<< ")" << be_uidt_nl
<< "{" << be_idt_nl;
pt->accept (visitor);
*os << " **tmp = ACE_static_cast (";
pt->accept (visitor);
*os << "**, target);" << be_nl
<< "*tmp = ";
pt->accept (visitor);
*os << "::_narrow (src, ACE_TRY_ENV);" << be_uidt_nl
<< "}\n" << be_nl;
*os << "CORBA_Object*" << be_nl
<< full_class_name << "::_upcast (void *src) const" << be_nl
<< "{" << be_idt_nl;
pt->accept (visitor);
*os << " **tmp = ACE_static_cast (";
pt->accept (visitor);
*os << "**, src);" << be_nl
<< "return *tmp;" << be_uidt_nl
<< "}" << be_nl;
}
os->gen_endif ();
// generate #endif for AHETI
os->gen_endif_AHETI();
delete visitor;
return 0;
}
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