cdr_op_ci.cpp

来自「这是广泛使用的通信开源项目,对于大容量,高并发的通讯要求完全能够胜任,他广泛可用」· C++ 代码 · 共 98 行

//
// cdr_op_ci.cpp,v 1.6 2002/09/28 02:35:42 parsons Exp
//

// ================================================================
//
// = LIBRARY
//    TAO IDL
//
// = FILENAME
//    cdr_op_ci.cpp
//
// = DESCRIPTION
//    Visitor generating code for CDR operators for forward
//    declarations of valuetypes. This uses compiled marshaling.
//
// = AUTHOR
//    Torsten Kuepper based on code from
//    Aniruddha Gokhale & Carlos O'Ryan (cdr_op_ci.cpp)
//
// ================================================================

ACE_RCSID (be_visitor_valuetype_fwd, 
           cdr_op_ci, 
           "cdr_op_ci.cpp,v 1.6 2002/09/28 02:35:42 parsons Exp")

// ****************************************************************
// Interface visitor for generating CDR operator declarations in the
// client header
// ****************************************************************

be_visitor_valuetype_fwd_cdr_op_ci::be_visitor_valuetype_fwd_cdr_op_ci (
    be_visitor_context *ctx
  )
  : be_visitor_decl (ctx)
{
}

be_visitor_valuetype_fwd_cdr_op_ci::~be_visitor_valuetype_fwd_cdr_op_ci (
    void
  )
{
}

int
be_visitor_valuetype_fwd_cdr_op_ci::visit_valuetype_fwd (
    be_valuetype_fwd *node
  )
{
  AST_Interface *fd = node->full_definition ();
  be_valuetype *bfd = be_valuetype::narrow_from_decl (fd);

  // Check if it's imported vt or CDR ops already generated.
  if (node->cli_inline_cdr_op_gen () || node->imported ())
    {
      return 0;
    }

  // Is we are defined leater then let the real VT to generate
  // all this stuff.
  if (bfd->is_defined ())
    {
      return 0;
    }

  // Generate helper functions declaration.
  if (bfd->gen_helper_inline () == -1)
    {
      ACE_ERROR_RETURN ((LM_ERROR,
                         "(%N:%l) be_visitor_valuetype_cdr_op_ch::"
                         "visit_valuetype - "
                         "codegen for helper functions failed\n"), -1);
    }

  TAO_OutStream *os = this->ctx_->stream ();

  // generate the CDR << and >> operator declarations (prototypes)

  //@@ Boris: Can I move this to be_valuetype? (as with _var, _out, etc?)

  *os << be_nl << be_nl << "// TAO_IDL - Generated from" << be_nl
      << "// " << __FILE__ << ":" << __LINE__ 
      << be_nl << be_nl;

  //This is just declaration so no ACE_INLINE
  *os << be_global->stub_export_macro ()
      << " CORBA::Boolean operator<< (TAO_OutputCDR &, const "
      << node->full_name () << " *);" << be_nl;

  *os << be_global->stub_export_macro ()
      << " CORBA::Boolean operator>> (TAO_InputCDR &, "
      << node->full_name () << " *&);";

  // Done with this.
  node->cli_inline_cdr_op_gen (I_TRUE);
  return 0;
}