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// file : examples/cxx/hybrid/binary/cdr/driver.cxx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : not copyrighted - public domain
#include <string.h> // memcpy
#include <memory> // std::auto_ptr
#include <iostream>
#include <ace/Log_Msg.h> // ACE_HEX_DUMP
#include <ace/CDR_Stream.h>
#include "library.hxx"
#include "library-pimpl.hxx"
#include "library-simpl.hxx"
using std::cerr;
using std::endl;
int
main (int argc, char* argv[])
{
const char* input;
if (argc < 2)
{
input = "STDIN";
cerr << "XML file not specified, reading from STDIN" << endl;
}
else
input = argv[1];
try
{
using namespace library;
// Parse.
//
catalog_paggr catalog_p;
xml_schema::document_pimpl doc_p (
catalog_p.root_parser (),
catalog_p.root_namespace (),
catalog_p.root_name ());
catalog_p.pre ();
if (argc < 2)
doc_p.parse (std::cin);
else
doc_p.parse (argv[1]);
std::auto_ptr<catalog> c (catalog_p.post ());
// Save the object model to a CDR stream.
//
ACE_OutputCDR ace_ocdr;
xml_schema::ocdrstream ocdr (ace_ocdr);
ocdr << *c;
// Print the binary representation and at the same time save
// it into a continuous buffer.
//
cerr << "binary representation size: " << ace_ocdr.total_length () << endl
<< endl;
xml_schema::buffer buf (ace_ocdr.total_length ());
char* data = buf.data ();
for (const ACE_Message_Block* mb = ace_ocdr.begin ();
mb != 0;
mb = mb->cont ())
{
memcpy (data, mb->rd_ptr (), mb->length ());
data += mb->length ();
ACE_HEX_DUMP ((LM_DEBUG, mb->rd_ptr (), mb->length ()));
}
// Load the object model from a CDR stream. Note that ACE_InputCDR
// expects the buffer to be properly aligned. Since our buffer is
// dynamically allocated, its alignment should be good enough.
//
ACE_InputCDR ace_icdr (buf.data (), buf.size ());
xml_schema::icdrstream icdr (ace_icdr);
std::auto_ptr<catalog> copy (new catalog);
icdr >> *copy;
// Serialize the copy back to XML.
//
catalog_saggr catalog_s;
xml_schema::document_simpl doc_s (
catalog_s.root_serializer (),
catalog_s.root_namespace (),
catalog_s.root_name ());
doc_s.add_prefix ("lib", "http://www.codesynthesis.com/library");
doc_s.add_schema ("http://www.codesynthesis.com/library", "library.xsd");
catalog_s.pre (*c);
doc_s.serialize (std::cout);
catalog_s.post ();
}
catch (const xml_schema::cdr_exception&)
{
cerr << "CDR operation failed" << endl;
return 1;
}
catch (const xml_schema::parser_exception& e)
{
cerr << input << ":" << e.line () << ":" << e.column () << ": "
<< e.text () << endl;
return 1;
}
catch (const xml_schema::serializer_exception& e)
{
cerr << "error: " << e.text () << endl;
return 1;
}
catch (const std::ios_base::failure&)
{
cerr << input << ": unable to open or read/write failure" << endl;
return 1;
}
return 0;
}
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