X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fpapers%2Fuse_case%2Fstats%2Fparse%2FSAX2Print%2FSAX2Print.cpp;fp=helm%2Fpapers%2Fuse_case%2Fstats%2Fparse%2FSAX2Print%2FSAX2Print.cpp;h=fce04fcce3e6b2c3db66f9c9f188d3ba5b7831cb;hb=a84be8db90f3f27148074c22d80b21a2dcf58576;hp=0000000000000000000000000000000000000000;hpb=339504cd07bef1767536d6817953ba084e00855d;p=helm.git diff --git a/helm/papers/use_case/stats/parse/SAX2Print/SAX2Print.cpp b/helm/papers/use_case/stats/parse/SAX2Print/SAX2Print.cpp new file mode 100644 index 000000000..fce04fcce --- /dev/null +++ b/helm/papers/use_case/stats/parse/SAX2Print/SAX2Print.cpp @@ -0,0 +1,359 @@ +/* + * Copyright 1999-2001,2004 The Apache Software Foundation. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +/* + * $Log$ + * Revision 1.1 2004/11/23 13:38:52 lpadovan + * * basic infrastructure for collecting statistics + * + * Revision 1.17 2004/09/08 13:55:33 peiyongz + * Apache License Version 2.0 + * + * Revision 1.16 2004/09/02 14:59:29 cargilld + * Add OutOfMemoryException block to samples. + * + * Revision 1.15 2004/02/06 15:04:16 cargilld + * Misc 390 changes. + * + * Revision 1.14 2003/08/07 21:21:38 neilg + * fix segmentation faults that may arise when the parser throws exceptions during document parsing. In general, XMLPlatformUtils::Terminate() should not be called from within a catch statement. + * + * Revision 1.13 2003/05/30 09:36:36 gareth + * Use new macros for iostream.h and std:: issues. + * + * Revision 1.12 2002/06/17 15:33:00 tng + * Name Xerces features as XMLUni::fgXercesXXXX instead of XMLUni::fgSAX2XercesXXXX so that they can be shared with DOM parser. + * + * Revision 1.11 2002/05/28 20:20:26 tng + * Add option '-n' to SAX2Print. + * + * Revision 1.10 2002/04/17 20:18:08 tng + * [Bug 7493] The word "occured" is misspelled and it is a global error. + * + * Revision 1.9 2002/02/13 16:11:06 knoaman + * Update samples to use SAX2 features/properties constants from XMLUni. + * + * Revision 1.8 2002/02/06 16:36:51 knoaman + * Added a new flag '-p' to SAX2 samples to set the 'namespace-prefixes' feature. + * + * Revision 1.7 2002/02/01 22:40:44 peiyongz + * sane_include + * + * Revision 1.6 2001/10/25 15:18:33 tng + * delete the parser before XMLPlatformUtils::Terminate. + * + * Revision 1.5 2001/10/19 19:02:43 tng + * [Bug 3909] return non-zero an exit code when error was encounted. + * And other modification for consistent help display and return code across samples. + * + * Revision 1.4 2001/08/02 17:10:29 tng + * Allow DOMCount/SAXCount/IDOMCount/SAX2Count to take a file that has a list of xml file as input. + * + * Revision 1.3 2001/08/01 19:11:01 tng + * Add full schema constraint checking flag to the samples and the parser. + * + * Revision 1.2 2000/08/09 22:20:38 jpolast + * updates for changes to sax2 core functionality. + * + * Revision 1.1 2000/08/02 19:16:14 jpolast + * initial checkin of SAX2Print + * + * + */ + + +// --------------------------------------------------------------------------- +// Includes +// --------------------------------------------------------------------------- +#include +#include +#include +#include +#include "SAX2Print.hpp" +#include +#include + +// --------------------------------------------------------------------------- +// Local data +// +// encodingName +// The encoding we are to output in. If not set on the command line, +// then it is defaulted to LATIN1. +// +// xmlFile +// The path to the file to parser. Set via command line. +// +// valScheme +// Indicates what validation scheme to use. It defaults to 'auto', but +// can be set via the -v= command. +// +// expandNamespaces +// Indicates if the output should expand the namespaces Alias with +// their URI's, defaults to false, can be set via the command line -e +// --------------------------------------------------------------------------- +static const char* encodingName = "LATIN1"; +static XMLFormatter::UnRepFlags unRepFlags = XMLFormatter::UnRep_CharRef; +static char* xmlFile = 0; +static SAX2XMLReader::ValSchemes valScheme = SAX2XMLReader::Val_Auto; +static bool expandNamespaces= false ; +static bool doNamespaces = true; +static bool doSchema = true; +static bool schemaFullChecking = false; +static bool namespacePrefixes = false; + + +// --------------------------------------------------------------------------- +// Local helper methods +// --------------------------------------------------------------------------- +static void usage() +{ + XERCES_STD_QUALIFIER cout << "\nUsage:\n" + " SAX2Print [options] \n\n" + "This program invokes the SAX2XMLReader, and then prints the\n" + "data returned by the various SAX2 handlers for the specified\n" + "XML file.\n\n" + "Options:\n" + " -u=xxx Handle unrepresentable chars [fail | rep | ref*].\n" + " -v=xxx Validation scheme [always | never | auto*].\n" + " -e Expand Namespace Alias with URI's. Defaults to off.\n" + " -x=XXX Use a particular encoding for output (LATIN1*).\n" + " -f Enable full schema constraint checking processing. Defaults to off.\n" + " -p Enable namespace-prefixes feature. Defaults to off.\n" + " -n Disable namespace processing. Defaults to on.\n" + " NOTE: THIS IS OPPOSITE FROM OTHER SAMPLES.\n" + " -s Disable schema processing. Defaults to on.\n" + " NOTE: THIS IS OPPOSITE FROM OTHER SAMPLES.\n" + " -? Show this help.\n\n" + " * = Default if not provided explicitly.\n\n" + "The parser has intrinsic support for the following encodings:\n" + " UTF-8, USASCII, ISO8859-1, UTF-16[BL]E, UCS-4[BL]E,\n" + " WINDOWS-1252, IBM1140, IBM037, IBM1047.\n" + << XERCES_STD_QUALIFIER endl; +} + + + +// --------------------------------------------------------------------------- +// Program entry point +// --------------------------------------------------------------------------- +int main(int argC, char* argV[]) +{ + // Initialize the XML4C2 system + try + { + XMLPlatformUtils::Initialize(); + } + + catch (const XMLException& toCatch) + { + XERCES_STD_QUALIFIER cerr << "Error during initialization! :\n" + << StrX(toCatch.getMessage()) << XERCES_STD_QUALIFIER endl; + return 1; + } + + // Check command line and extract arguments. + if (argC < 2) + { + usage(); + XMLPlatformUtils::Terminate(); + return 1; + } + + int parmInd; + for (parmInd = 1; parmInd < argC; parmInd++) + { + // Break out on first parm not starting with a dash + if (argV[parmInd][0] != '-') + break; + + // Watch for special case help request + if (!strcmp(argV[parmInd], "-?")) + { + usage(); + XMLPlatformUtils::Terminate(); + return 2; + } + else if (!strncmp(argV[parmInd], "-v=", 3) + || !strncmp(argV[parmInd], "-V=", 3)) + { + const char* const parm = &argV[parmInd][3]; + + if (!strcmp(parm, "never")) + valScheme = SAX2XMLReader::Val_Never; + else if (!strcmp(parm, "auto")) + valScheme = SAX2XMLReader::Val_Auto; + else if (!strcmp(parm, "always")) + valScheme = SAX2XMLReader::Val_Always; + else + { + XERCES_STD_QUALIFIER cerr << "Unknown -v= value: " << parm << XERCES_STD_QUALIFIER endl; + XMLPlatformUtils::Terminate(); + return 2; + } + } + else if (!strcmp(argV[parmInd], "-e") + || !strcmp(argV[parmInd], "-E")) + { + expandNamespaces = true; + } + else if (!strncmp(argV[parmInd], "-x=", 3) + || !strncmp(argV[parmInd], "-X=", 3)) + { + // Get out the encoding name + encodingName = &argV[parmInd][3]; + } + else if (!strncmp(argV[parmInd], "-u=", 3) + || !strncmp(argV[parmInd], "-U=", 3)) + { + const char* const parm = &argV[parmInd][3]; + + if (!strcmp(parm, "fail")) + unRepFlags = XMLFormatter::UnRep_Fail; + else if (!strcmp(parm, "rep")) + unRepFlags = XMLFormatter::UnRep_Replace; + else if (!strcmp(parm, "ref")) + unRepFlags = XMLFormatter::UnRep_CharRef; + else + { + XERCES_STD_QUALIFIER cerr << "Unknown -u= value: " << parm << XERCES_STD_QUALIFIER endl; + XMLPlatformUtils::Terminate(); + return 2; + } + } + else if (!strcmp(argV[parmInd], "-n") + || !strcmp(argV[parmInd], "-N")) + { + doNamespaces = false; + } + else if (!strcmp(argV[parmInd], "-s") + || !strcmp(argV[parmInd], "-S")) + { + doSchema = false; + } + else if (!strcmp(argV[parmInd], "-f") + || !strcmp(argV[parmInd], "-F")) + { + schemaFullChecking = true; + } + else if (!strcmp(argV[parmInd], "-p") + || !strcmp(argV[parmInd], "-P")) + { + namespacePrefixes = true; + } + else + { + XERCES_STD_QUALIFIER cerr << "Unknown option '" << argV[parmInd] + << "', ignoring it\n" << XERCES_STD_QUALIFIER endl; + } + } + + // + // And now we have to have only one parameter left and it must be + // the file name. + // + if (parmInd + 1 != argC) + { + usage(); + XMLPlatformUtils::Terminate(); + return 1; + } + xmlFile = argV[parmInd]; + + // + // Create a SAX parser object. Then, according to what we were told on + // the command line, set it to validate or not. + // + SAX2XMLReader* parser = XMLReaderFactory::createXMLReader(); + + // + // Then, according to what we were told on + // the command line, set it to validate or not. + // + if (valScheme == SAX2XMLReader::Val_Auto) + { + parser->setFeature(XMLUni::fgSAX2CoreValidation, true); + parser->setFeature(XMLUni::fgXercesDynamic, true); + } + + if (valScheme == SAX2XMLReader::Val_Never) + { + parser->setFeature(XMLUni::fgSAX2CoreValidation, false); + } + + if (valScheme == SAX2XMLReader::Val_Always) + { + parser->setFeature(XMLUni::fgSAX2CoreValidation, true); + parser->setFeature(XMLUni::fgXercesDynamic, false); + } + + parser->setFeature(XMLUni::fgSAX2CoreNameSpaces, doNamespaces); + parser->setFeature(XMLUni::fgXercesSchema, doSchema); + parser->setFeature(XMLUni::fgXercesSchemaFullChecking, schemaFullChecking); + parser->setFeature(XMLUni::fgSAX2CoreNameSpacePrefixes, namespacePrefixes); + + // + // Create the handler object and install it as the document and error + // handler for the parser. Then parse the file and catch any exceptions + // that propogate out + // + + struct timeval timing1, timing2; + int errorCount = 0; + int errorCode = 0; + try + { + SAX2PrintHandlers handler(encodingName, unRepFlags, expandNamespaces); + parser->setContentHandler(&handler); + parser->setErrorHandler(&handler); + gettimeofday(&timing1, NULL); + parser->parse(xmlFile); + gettimeofday(&timing2, NULL); + errorCount = parser->getErrorCount(); + } + catch (const OutOfMemoryException&) + { + XERCES_STD_QUALIFIER cerr << "OutOfMemoryException" << XERCES_STD_QUALIFIER endl; + errorCode = 5; + } + catch (const XMLException& toCatch) + { + XERCES_STD_QUALIFIER cerr << "\nAn error occurred\n Error: " + << StrX(toCatch.getMessage()) + << "\n" << XERCES_STD_QUALIFIER endl; + errorCode = 4; + } + + if(errorCode) { + XMLPlatformUtils::Terminate(); + return errorCode; + } + + // + // Delete the parser itself. Must be done prior to calling Terminate, below. + // + delete parser; + + fprintf(stdout, "%d\n", ((timing2.tv_sec * 1000000 + timing2.tv_usec) - (timing1.tv_sec * 1000000 + timing1.tv_usec)) / 1000); + + // And call the termination method + XMLPlatformUtils::Terminate(); + + if (errorCount > 0) + return 4; + else + return 0; +} +