C++ (Cpp) raptor_parser_parse_file示例

示例#1

文件： nq_parse.c 项目： kkoch986/XSB-B--Tree-Library

DllExport int call_conv load_nquad_file(CTXTdecl)
{
	char *filename = p2c_string(reg_term(CTXTdecl 1));

	unsigned char *uri_string;
	raptor_uri *uri, *base_uri;

	world = raptor_new_world();

	rdf_parser = raptor_new_parser(world, "nquads");

	raptor_parser_set_statement_handler(rdf_parser, NULL, handle_term);

	uri_string = raptor_uri_filename_to_uri_string(filename);
	uri = raptor_new_uri(world, uri_string);
	base_uri = raptor_uri_copy(uri);

	raptor_parser_parse_file(rdf_parser, uri, base_uri);

	raptor_free_parser(rdf_parser);

	raptor_free_uri(base_uri);
	raptor_free_uri(uri);
	raptor_free_memory(uri_string);

	raptor_free_world(world);

	return 1;
}

示例#2

文件： rdf_parser.c 项目： eaanaba/rdf_project

/*****
** Lee el archivo que contiene las tripletas RDF
** y hace el llamado a la funcion save_triple() para guardarlos
*****/
void rdf_database_read_file(rdf_database db, const char *file)
{
    raptor_world *world = NULL;
    unsigned char *uri_string;
    raptor_uri *uri, *base_uri;

    // parser
    world = raptor_new_world();
    rdf_parser = raptor_new_parser(world, "rdfxml");

    // seteo funcion handler para cada nodo
    raptor_parser_set_statement_handler(rdf_parser, (void*)db, save_triple);

    uri_string = raptor_uri_filename_to_uri_string(file);
    uri = raptor_new_uri(world, uri_string);
    base_uri = raptor_uri_copy(uri);

    // empieza parseo y guardado en memoria
    raptor_parser_parse_file(rdf_parser, uri, base_uri);

    // liberar ram
    raptor_free_parser(rdf_parser);
    raptor_free_uri(base_uri);
    raptor_free_uri(uri);
    raptor_free_memory(uri_string);
    raptor_free_world(world);
}

示例#3

文件： rdfprint.cpp 项目： rdmpage/hdt-cpp

int
main(int argc, char *argv[])
{
#ifdef HAVE_RAPTOR
  raptor_world *world = NULL;
  raptor_parser* rdf_parser = NULL;
  unsigned char *uri_string;
  raptor_uri *uri, *base_uri;

  world = raptor_new_world();

  rdf_parser = raptor_new_parser(world, "ntriples");

  raptor_parser_set_statement_handler(rdf_parser, NULL, print_triple);

  uri_string = raptor_uri_filename_to_uri_string(argv[1]);
  uri = raptor_new_uri(world, uri_string);
  base_uri = raptor_uri_copy(uri);

  raptor_parser_parse_file(rdf_parser, uri, base_uri);

  raptor_free_parser(rdf_parser);

  raptor_free_uri(base_uri);
  raptor_free_uri(uri);
  raptor_free_memory(uri_string);

  raptor_free_world(world);
#endif

  return EXIT_SUCCESS;
}

示例#4

文件： turtle_input.cpp 项目： paulhilbert/duraark_rdf

turtle_input::turtle_input(const std::string& path) {
    raptor_world* world = raptor_new_world();
    raptor_parser* parser = raptor_new_parser(world, "turtle");

    unsigned char* uri_string;
    raptor_uri *uri, *base_uri;
    uri_string = raptor_uri_filename_to_uri_string(path.c_str());
    uri = raptor_new_uri(world, uri_string);
    base_uri = raptor_uri_copy(uri);

    std::pair<triples_t*, raptor_uri*> user_data(&triples_, base_uri);
    raptor_parser_set_statement_handler(parser, (void*)&user_data,
                                        &statement_handler);

    triples_.clear();
    raptor_parser_parse_file(parser, uri, base_uri);

    raptor_free_uri(base_uri);
    raptor_free_uri(uri);
    raptor_free_memory(uri_string);

    raptor_free_parser(parser);
    raptor_free_world(world);
}

示例#5

文件： to-ntriples.c 项目： 0u812/rasqal

int
main(int argc, char *argv[])
{
  raptor_world *world = NULL;
  raptor_parser* rdf_parser = NULL;
  unsigned char *uri_string;
  raptor_uri *uri;
  raptor_uri *base_uri;
  int rc = 0;
  int free_uri_string = 0;

  rdf_serializer = NULL;

  if(argc < 2 || argc > 3) {
    fprintf(stderr, "USAGE: %s RDF-FILE [BASE-URI]\n", program);
    rc = 1;
    goto tidy;
  }

  world = raptor_new_world();

  uri_string = (unsigned char*)argv[1];
  if(!access((const char*)uri_string, R_OK)) {
    uri_string = raptor_uri_filename_to_uri_string((char*)uri_string);
    uri = raptor_new_uri(world, uri_string);
    free_uri_string = 1;
  } else {
    uri = raptor_new_uri(world, (const unsigned char*)uri_string);
  }

  if(argc == 3) {
    char* base_uri_string = argv[2];
    base_uri = raptor_new_uri(world, (unsigned char*)(base_uri_string));
  } else {
    base_uri = raptor_uri_copy(uri);
  }

  rdf_parser = raptor_new_parser(world, "guess");

  raptor_world_set_log_handler(world, rdf_parser, to_ntriples_log_handler);

  raptor_parser_set_statement_handler(rdf_parser, NULL,
                                      to_ntriples_write_triple);

  rdf_serializer = raptor_new_serializer(world, "ntriples");

  raptor_serializer_start_to_file_handle(rdf_serializer, base_uri, stdout);
  raptor_parser_parse_file(rdf_parser, uri, base_uri);
  raptor_serializer_serialize_end(rdf_serializer);

  raptor_free_serializer(rdf_serializer);
  raptor_free_parser(rdf_parser);

  raptor_free_uri(base_uri);
  raptor_free_uri(uri);
  if(free_uri_string)
    raptor_free_memory(uri_string);

  raptor_free_world(world);

  tidy:
  if(warning_count)
    rc = 2;
  else if(error_count)
    rc = 1;

  return rc;
}