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//
// $Id$
//
// ============================================================================
//
// = LIBRARY
// TAO IDL
//
// = FILENAME
// any_op_cs.cpp
//
// = DESCRIPTION
// Visitor generating code for Any operators for Interface in the stubs
// file.
//
// = AUTHOR
// Aniruddha Gokhale
//
// ============================================================================
#include "idl.h"
#include "idl_extern.h"
#include "be.h"
#include "be_visitor_interface.h"
ACE_RCSID(be_visitor_interface, any_op_cs, "$Id$")
// ***************************************************************************
// Interface visitor for generating Any operator declarations in the client
// stubs file
// ***************************************************************************
be_visitor_interface_any_op_cs::be_visitor_interface_any_op_cs
(be_visitor_context *ctx)
: be_visitor_interface (ctx)
{
}
be_visitor_interface_any_op_cs::~be_visitor_interface_any_op_cs (void)
{
}
int
be_visitor_interface_any_op_cs::visit_interface (be_interface *node)
{
if (node->cli_stub_any_op_gen () || node->imported ())
return 0;
TAO_OutStream *os = tao_cg->client_stubs ();
// generate the Any <<= and >>= operator declarations
// Any <<= and >>= operators
os->indent ();
*os << "void operator<<= (CORBA::Any &_tao_any, "
<< node->name () << "_ptr _tao_elem) // copying" << be_nl
<< "{" << be_idt_nl
<< "CORBA::Environment _tao_env;" << be_nl
<< "CORBA::Object_ptr *_tao_obj_ptr;" << be_nl
<< "ACE_NEW (_tao_obj_ptr, CORBA::Object_ptr);" << be_nl
<< "*_tao_obj_ptr = " << node->name ()
<< "::_duplicate (_tao_elem);" << be_nl
<< "_tao_any.replace (" << node->tc_name () << ", "
<< "_tao_obj_ptr, 1, _tao_env);" << be_uidt_nl
<< "}\n" << be_nl;
*os << "void operator<<= (CORBA::Any &_tao_any, "
<< node->name () << "_ptr *_tao_elem) // non copying" << be_nl
<< "{" << be_idt_nl
<< "CORBA::Environment _tao_env;" << be_nl
<< "_tao_any.replace (" << node->tc_name () << ", "
<< "_tao_elem, 1, _tao_env); // consume it" << be_uidt_nl
<< "}\n" << be_nl;
*os << "CORBA::Boolean operator>>= (const CORBA::Any &_tao_any, "
<< node->name () << "_ptr &_tao_elem)" << be_nl
<< "{" << be_idt_nl
<< "CORBA::Environment _tao_env;" << be_nl
<< "_tao_elem = " << node->name () << "::_nil ();" << be_nl
<< "CORBA::TypeCode_var type = _tao_any.type ();" << be_nl
<< "if (!type->equal (" << node->tc_name ()
<< ", _tao_env)) return 0; // not equal" << be_nl
<< "TAO_InputCDR stream ((ACE_Message_Block *)_tao_any.value ());"
<< be_nl
<< "CORBA::Object_ptr *_tao_obj_ptr;" << be_nl
<< "ACE_NEW_RETURN (_tao_obj_ptr, CORBA::Object_ptr, 0);" << be_nl
<< "if (stream.decode (" << node->tc_name ()
<< ", _tao_obj_ptr, 0, _tao_env)" << be_nl
<< " == CORBA::TypeCode::TRAVERSE_CONTINUE)" << be_nl
<< "{" << be_idt_nl
<< "_tao_elem = " << node->name ()
<< "::_narrow (*_tao_obj_ptr, _tao_env);" << be_nl
<< "if (_tao_env.exception ()) return 0; // narrow failed" << be_nl
<< "CORBA::release (*_tao_obj_ptr);" << be_nl
<< "*_tao_obj_ptr = _tao_elem;" << be_nl
<< "((CORBA::Any *)&_tao_any)->replace ("
<< node->tc_name () << ", _tao_obj_ptr, 1, _tao_env);" << be_nl
<< "if (_tao_env.exception ()) return 0; // narrow failed" << be_nl
<< "return 1;" << be_uidt_nl
<< "}" << be_nl
<< "return 0; // failure" << be_uidt_nl
<< "}\n\n";
// all we have to do is to visit the scope and generate code
if (this->visit_scope (node) == -1)
{
ACE_ERROR_RETURN ((LM_ERROR,
"(%N:%l) be_visitor_interface::visit_interface - "
"codegen for scope failed\n"), -1);
}
node->cli_stub_any_op_gen (1);
return 0;
}
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