diff options
Diffstat (limited to 'examples/cxx/parser/performance/driver.cxx')
| -rw-r--r-- | examples/cxx/parser/performance/driver.cxx | 341 |
1 files changed, 0 insertions, 341 deletions
diff --git a/examples/cxx/parser/performance/driver.cxx b/examples/cxx/parser/performance/driver.cxx deleted file mode 100644 index 302464e..0000000 --- a/examples/cxx/parser/performance/driver.cxx +++ /dev/null @@ -1,341 +0,0 @@ -// file : examples/cxx/parser/performance/driver.cxx -// copyright : not copyrighted - public domain - -#include <string> -#include <memory> // std::auto_ptr -#include <cstddef> // std::size_t -#include <fstream> -#include <sstream> -#include <iostream> - -#include "time.hxx" -#include "test-pskel.hxx" - -#ifdef _XERCES_VERSION -# include <xercesc/sax2/SAX2XMLReader.hpp> -# include <xercesc/sax2/XMLReaderFactory.hpp> -# include <xercesc/framework/MemBufInputSource.hpp> -# include <xercesc/validators/common/Grammar.hpp> -# include <xercesc/util/PlatformUtils.hpp> -# include <xercesc/util/XMLUni.hpp> - -# include <xsd/cxx/xml/sax/bits/error-handler-proxy.hxx> -# include <xsd/cxx/parser/error-handler.hxx> -#endif - -// No-op parser implementation. -// -namespace test -{ - struct enum_pimpl: enum_pskel, xml_schema::string_pimpl - { - virtual void - post_enum () - { - } - }; - - struct record_pimpl: record_pskel - { - virtual void - int_ (unsigned int) - { - } - - virtual void - double_ (double) - { - } - - virtual void - name (const std::string&) - { - } - - virtual void - string (const std::string&) - { - } - - virtual void - choice1 (const std::string&) - { - } - - virtual void - choice2 (const std::string&) - { - } - - virtual void - choice3 (const std::string&) - { - } - - virtual void - choice4 (const std::string&) - { - } - - virtual void - apple (bool) - { - } - - virtual void - orange (unsigned long long) - { - } - }; - - struct root_pimpl: root_pskel - { - }; -} - -using namespace std; - -int -main (int argc, char* argv[]) -{ - if (argc < 2) - { - cerr << "usage: " << argv[0] << " [-v] [-i <count>] test.xml" << endl - << "\t -v turn on validation (default is off)" << endl - << "\t -i number of iterations to perform (default is 1000)" << endl; - return 1; - } - - bool validate (false); - unsigned long iter (1000); - const char* file (0); - - // Parse command line arguments. - // - for (int i (1); i < argc; ++i) - { - string arg (argv[i]); - - if (arg == "-v") - { - validate = true; - } - else if (arg == "-i") - { - if (++i == argc) - { - cerr << "argument expected for the -i option" << endl; - return 1; - } - - iter = 0; - istringstream is (argv[i]); - is >> iter; - - if (iter == 0) - { - cerr << "invalid argument for the -i option" << endl; - return 1; - } - } - else - { - file = argv[i]; - break; - } - } - - if (file == 0) - { - cerr << "no input file specified" << endl; - return 1; - } - - try - { - // Instantiate and connect parsers. - // - xml_schema::unsigned_int_pimpl unsigned_int_p; - xml_schema::double_pimpl double_p; - xml_schema::ncname_pimpl ncname_p; - xml_schema::string_pimpl string_p; - xml_schema::boolean_pimpl boolean_p; - xml_schema::unsigned_long_pimpl unsigned_long_p; - - test::enum_pimpl enum_p; - test::record_pimpl record_p; - test::root_pimpl root_p; - - record_p.parsers (unsigned_int_p, - double_p, - ncname_p, - string_p, - string_p, - string_p, - string_p, - string_p, - enum_p, - boolean_p, - unsigned_long_p); - - root_p.parsers (record_p); - - // Read the fine into in-memory buffer. - // - ifstream ifs; - ifs.exceptions (ios_base::failbit); - ifs.open (file, ios::in | ios::ate); - - size_t size (ifs.tellg ()); - ifs.seekg (0, ios::beg); - - char* buf = new char[size]; - ifs.read (buf, size); - ifs.close (); - - cerr << "document size: " << size << " bytes" << endl - << "iterations: " << iter << endl; - - os::time time (0); - xml_schema::document doc (root_p, "test", "root"); - -#ifdef _XERCES_VERSION - - // Xerces-C++ as the underlying XML parser. - // - using namespace xercesc; - - namespace xml = xsd::cxx::xml; - namespace parser = xsd::cxx::parser; - - XMLPlatformUtils::Initialize (); - - { - MemBufInputSource is ( - reinterpret_cast<XMLByte*> (buf), size, file, false); - is.setCopyBufToStream (false); - - auto_ptr<SAX2XMLReader> parser (XMLReaderFactory::createXMLReader ()); - - parser->setFeature (XMLUni::fgSAX2CoreNameSpaces, true); - parser->setFeature (XMLUni::fgSAX2CoreNameSpacePrefixes, true); - parser->setFeature (XMLUni::fgXercesValidationErrorAsFatal, true); - - if (validate) - { - parser->setFeature (XMLUni::fgSAX2CoreValidation, true); - parser->setFeature (XMLUni::fgXercesSchema, true); - parser->setFeature (XMLUni::fgXercesSchemaFullChecking, false); - - // Xerces-C++ 3.1.0 is the first version with working multi import - // support. - // -#if _XERCES_VERSION >= 30100 - parser->setFeature (XMLUni::fgXercesHandleMultipleImports, true); -#endif - - // Initialize the schema cache. To detect schema errors we will - // need an error handler. - // - parser::error_handler<char> eh; - xml::sax::bits::error_handler_proxy<char> ehp (eh); - parser->setErrorHandler (&ehp); - - if (!parser->loadGrammar ("test.xsd", Grammar::SchemaGrammarType, true)) - { - // In Xerces-C++ grammar loading failure results in just a warning. - // Make it a fatal error. - // - eh.handle ("test.xsd", 0, 0, - parser::error_handler<char>::severity::fatal, - "unable to load schema"); - } - - eh.throw_if_failed (); - parser->setFeature (XMLUni::fgXercesUseCachedGrammarInParse, true); - -#if _XERCES_VERSION >= 30100 - parser->setFeature (XMLUni::fgXercesLoadSchema, false); -#endif - } - else - { - parser->setFeature (XMLUni::fgSAX2CoreValidation, false); - parser->setFeature (XMLUni::fgXercesSchema, false); - parser->setFeature (XMLUni::fgXercesSchemaFullChecking, false); - } - - os::time start; - - for (unsigned long i (0); i < iter; ++i) - { - root_p.pre (); - doc.parse (is, *parser); - root_p.post_root (); - } - - os::time end; - time = end - start; - } - - XMLPlatformUtils::Terminate (); - -#else - - // Expat as the underlying XML parser. - // - XML_Parser xml_parser (XML_ParserCreateNS (0, ' ')); - string public_id (file); - - os::time start; - - for (unsigned long i (0); i < iter; ++i) - { - // Using the low-level Expat-specific API to parse the memory - // buffer. - // - root_p.pre (); - doc.parse_begin (xml_parser, public_id); - - XML_Parse (xml_parser, buf, size, 1); - - doc.parse_end (); - root_p.post_root (); - - XML_ParserReset (xml_parser, 0); - } - - os::time end; - time = end - start; - - XML_ParserFree (xml_parser); - -#endif - - delete[] buf; - - cerr << "time: " << time << " sec" << endl; - - double ms (time.sec () * 1000000ULL + time.nsec () / 1000ULL); - - // Calculate throughput in documents/sec. - // - double tpd ((iter / ms) * 1000000); - cerr << "throughput: " << tpd << " documents/sec" << endl; - - // Calculate throughput in MBytes/sec. - // - double tpb (((size * iter) / ms) * 1000000/(1024*1024)); - cerr << "throughput: " << tpb << " MBytes/sec" << endl; - } - catch (const xml_schema::exception& e) - { - cerr << e << endl; - return 1; - } - catch (std::ios_base::failure const&) - { - cerr << "io failure" << endl; - return 1; - } -} |