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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// gen_unbounded_obj_sequence_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_unbounded_obj_sequence_ch, "$Id$")
int
be_visitor_sequence_ch::gen_unbounded_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_ch::"
"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 ();
be_visitor_context ctx (*this->ctx_);
ctx.state (TAO_CodeGen::TAO_SEQUENCE_BASE_CH);
be_visitor *visitor = tao_cg->make_visitor (&ctx);
this->gen_object_manager (node);
const char * object_manager = node->object_manager_name ();
os->gen_ifdef_macro (class_name);
os->indent ();
*os << "class " << class_name << " : public TAO_Unbounded_Base_Sequence" << be_nl
<< "{" << be_nl
<< "public:" << be_idt_nl
<< "// = Initialization and termination methods." << be_nl
<< be_nl;
// constructor
*os << class_name << " (void)" << be_nl
<< "{" << be_nl
<< "}" << be_nl
<< be_nl;
// constructor
*os << class_name << " (CORBA::ULong maximum)" << be_idt_nl
<< ": TAO_Unbounded_Base_Sequence (maximum, allocbuf (maximum))" << be_uidt_nl
<< "{" << be_nl
<< "}" << be_nl
<< be_nl;
// constructor
*os << class_name << " (CORBA::ULong maximum," << be_idt_nl
<< "CORBA::ULong length," << be_nl;
pt->accept (visitor);
*os <<"* *value," << be_nl
<< "CORBA::Boolean release=0)" << be_uidt_nl
<< ": TAO_Unbounded_Base_Sequence (maximum, length, value, release)" << be_nl
<< "{" << be_nl
<< "}" << be_nl
<< be_nl;
// constructor
*os << class_name << "(const " << class_name << " &rhs)" << be_idt_nl
<< ": TAO_Unbounded_Base_Sequence (rhs)" << be_uidt_nl
<< "{" << be_idt_nl;
pt->accept(visitor); *os <<" **tmp1 = allocbuf (this->maximum_);" << be_nl;
pt->accept(visitor); *os <<" ** const tmp2 = ACE_reinterpret_cast (";
pt->accept (visitor); *os << " ** ACE_CAST_CONST, rhs.buffer_);" << be_nl
<< be_nl
<< "for (CORBA::ULong i = 0; i < rhs.length_; ++i)" << be_idt_nl
<< "tmp1[i] = "; pt->accept (visitor); *os << "::_duplicate (tmp2[i]);" << be_uidt_nl
<< be_nl
<< "this->buffer_ = tmp1;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// destructor
*os << "~" << class_name << " (void)" << be_nl
<< "{" << be_idt_nl
<< "this->_deallocate_buffer ();" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// operator=
*os << class_name << " &operator= (const " << class_name << " &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;
pt->accept(visitor); *os <<" **tmp = ACE_reinterpret_cast (";
pt->accept (visitor); *os << " **, this->buffer_);" << be_nl
<< be_nl
<< "for (CORBA::ULong i = 0; i < this->length_; ++i)" << be_nl
<< "{" << be_idt_nl
<< "CORBA::release (tmp[i]);" << be_nl
<< "tmp[i] = "; pt->accept (visitor); *os << "::_nil ();" << be_uidt_nl
<< "}" << be_nl
<< "if (this->maximum_ < rhs.maximum_)" << be_nl
<< "{" << be_idt_nl
<< class_name << "::freebuf (tmp);" << be_nl
<< "this->buffer_ = allocbuf (rhs.maximum_);" << be_uidt_nl
<< "}" << be_uidt_nl
<< "}" << be_nl
<< "else" << be_idt_nl
<< "this->buffer_ = allocbuf (rhs.maximum_);" << be_uidt_nl
<< be_nl
<< "TAO_Unbounded_Base_Sequence::operator= (rhs);" << be_nl
<< be_nl;
pt->accept(visitor); *os <<" **tmp1 = ACE_reinterpret_cast (";
pt->accept (visitor); *os << " **, this->buffer_);" << be_nl;
pt->accept(visitor); *os <<" ** const tmp2 = ACE_reinterpret_cast (";
pt->accept (visitor); *os << " ** ACE_CAST_CONST, rhs.buffer_);" << be_nl
<< be_nl
<< "for (CORBA::ULong i = 0; i < rhs.length_; ++i)" << be_idt_nl
<< "tmp1[i] = "; pt->accept (visitor); *os << "::_duplicate (tmp2[i]);" << be_uidt_nl
<< be_nl
<< "return *this;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// operator[]
*os << object_manager << " operator[] (CORBA::ULong index) const" << be_nl
<< "// read-write accessor" << be_nl
<< "{" << be_idt_nl
<< "ACE_ASSERT (index < this->maximum_);" << be_nl;
pt->accept(visitor); *os <<" ** const tmp = ACE_reinterpret_cast (";
pt->accept (visitor); *os << " ** ACE_CAST_CONST, this->buffer_);" << be_nl
<< "return " << object_manager << " (tmp + index, this->release_);" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// allocbuf
*os << "static "; pt->accept (visitor); *os << " **allocbuf (CORBA::ULong nelems)" << be_nl
<< "{" << be_idt_nl;
pt->accept(visitor); *os <<" **buf;" << be_nl
<< be_nl
<< "ACE_NEW_RETURN (buf, "; pt->accept (visitor); *os << "*[nelems], 0);" << be_nl
<< be_nl
<< "for (CORBA::ULong i = 0; i < nelems; i++)" << be_idt_nl
<< "buf[i] = "; pt->accept (visitor); *os << "::_nil ();" << be_uidt_nl
<< be_nl
<< "return buf;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// freebuf
*os << "static void freebuf ("; pt->accept (visitor); *os << " **buffer)" << be_nl
<< "{" << be_idt_nl
<< "if (buffer == 0)" << be_idt_nl
<< "return;" << be_uidt_nl
<< "delete[] buffer;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// allocate_buffer
*os << "// The Base_Sequence functions, please see tao/Sequence.h" << be_nl
<< "virtual void _allocate_buffer (CORBA::ULong length)" << be_nl
<< "{" << be_idt_nl;
pt->accept(visitor); *os <<" **tmp = allocbuf (length);" << be_nl
<< be_nl
<< "if (this->buffer_ != 0)" << be_nl
<< "{" << be_idt_nl;
pt->accept(visitor); *os <<" **old = ACE_reinterpret_cast (";
pt->accept (visitor); *os << "**, this->buffer_);" << be_nl
<< "for (CORBA::ULong i = 0; i < this->length_; ++i)" << be_idt_nl
<< "if (!this->release_)" << be_idt_nl
<< "tmp[i] = "; pt->accept (visitor); *os << "::_duplicate (old[i]);" << be_uidt_nl
<< "else" << be_idt_nl
<< "tmp[i] = old[i];" << be_uidt_nl
<< be_nl
<< "if (this->release_)" << be_idt_nl
<< "delete[] old;" << be_uidt_nl << be_uidt_nl
<< "}" << be_nl
<< "this->buffer_ = tmp;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// deallocate_buffer
*os << "virtual void _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
<< "for (CORBA::ULong i = 0; i < this->length_; ++i)" << be_nl
<< "{" << be_idt_nl
<< "CORBA::release (tmp[i]);" << be_nl
<< "tmp[i] = "; pt->accept (visitor); *os << "::_nil ();" << be_uidt_nl
<< "}" << be_nl
<< "freebuf (tmp);" << be_nl
<< "this->buffer_ = 0;" << be_uidt_nl
<< "}" << be_nl
<< be_nl;
// shrink_buffer
*os << "virtual void _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
<< "}" << be_uidt_nl;
if (pt->node_type () != AST_Decl::NT_pre_defined)
{
// Pseudo objects do not require this methods.
*os << "virtual void _downcast (" << be_idt << be_idt_nl
<< "void* target," << be_nl
<< "CORBA_Object *src," << be_nl
<< "CORBA_Environment &_env = " << be_idt_nl
<< "CORBA::Environment::default_environment ()"
<< be_uidt << 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, _env);" << be_uidt_nl
<< "}\n" << be_nl;
*os << "virtual CORBA_Object* _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 << "};" << be_uidt_nl << "\n";
os->gen_endif (); // endif macro
delete visitor;
return 0;
}
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