| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| /* |
| * $Id$ |
| */ |
| |
| // --------------------------------------------------------------------------- |
| // Includes |
| // --------------------------------------------------------------------------- |
| #include <xercesc/util/NameIdPool.hpp> |
| #include <xercesc/util/PlatformUtils.hpp> |
| #include <xercesc/framework/XMLValidator.hpp> |
| #include <xercesc/parsers/SAXParser.hpp> |
| #include <xercesc/validators/DTD/DTDValidator.hpp> |
| #include <xercesc/util/OutOfMemoryException.hpp> |
| #if defined(XERCES_NEW_IOSTREAMS) |
| #include <iostream> |
| #else |
| #include <iostream.h> |
| #endif |
| #include <stdlib.h> |
| #include <string.h> |
| |
| |
| XERCES_CPP_NAMESPACE_USE |
| |
| // --------------------------------------------------------------------------- |
| // Forward references |
| // --------------------------------------------------------------------------- |
| static void usage(); |
| |
| |
| |
| // --------------------------------------------------------------------------- |
| // This is a simple class that lets us do easy (though not terribly efficient) |
| // trancoding of XMLCh data to local code page for display. |
| // --------------------------------------------------------------------------- |
| class StrX |
| { |
| public : |
| // ----------------------------------------------------------------------- |
| // Constructors and Destructor |
| // ----------------------------------------------------------------------- |
| StrX(const XMLCh* const toTranscode) |
| { |
| // Call the private transcoding method |
| fLocalForm = XMLString::transcode(toTranscode); |
| } |
| |
| ~StrX() |
| { |
| XMLString::release(&fLocalForm); |
| } |
| |
| |
| // ----------------------------------------------------------------------- |
| // Getter methods |
| // ----------------------------------------------------------------------- |
| const char* localForm() const |
| { |
| return fLocalForm; |
| } |
| |
| |
| private : |
| // ----------------------------------------------------------------------- |
| // Private data members |
| // |
| // fLocalForm |
| // This is the local code page form of the string. |
| // ----------------------------------------------------------------------- |
| char* fLocalForm; |
| }; |
| |
| inline XERCES_STD_QUALIFIER ostream& operator<<(XERCES_STD_QUALIFIER ostream& target, const StrX& toDump) |
| { |
| target << toDump.localForm(); |
| return target; |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // Local helper methods |
| // --------------------------------------------------------------------------- |
| static void usage() |
| { |
| XERCES_STD_QUALIFIER cout << "\nUsage:\n" |
| " EnumVal <XML file>\n\n" |
| "This program parses the specified XML file, then shows how to\n" |
| "enumerate the contents of the DTD Grammar. Essentially,\n" |
| "shows how one can access the DTD information stored in internal\n" |
| "data structures.\n" |
| << XERCES_STD_QUALIFIER endl; |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // Program entry point |
| // --------------------------------------------------------------------------- |
| int main(int argC, char* argV[]) |
| { |
| // Initialize the XML4C system |
| try |
| { |
| XMLPlatformUtils::Initialize(); |
| } |
| |
| catch (const XMLException& toCatch) |
| { |
| XERCES_STD_QUALIFIER cerr << "Error during initialization! Message:\n" |
| << StrX(toCatch.getMessage()) << XERCES_STD_QUALIFIER endl; |
| return 1; |
| } |
| |
| // Check command line and extract arguments. |
| if (argC < 2) |
| { |
| usage(); |
| XMLPlatformUtils::Terminate(); |
| return 1; |
| } |
| |
| // We only have one required parameter, which is the file to process |
| if ((argC != 2) || (*(argV[1]) == '-')) |
| { |
| usage(); |
| XMLPlatformUtils::Terminate(); |
| return 1; |
| } |
| |
| const char* xmlFile = argV[1]; |
| SAXParser::ValSchemes valScheme = SAXParser::Val_Auto; |
| |
| // |
| // Create a DTD validator to be used for our validation work. Then create |
| // a SAX parser object and pass it our validator. Then, according to what |
| // we were told on the command line, set it to validate or not. He owns |
| // the validator, so we have to allocate it. |
| // |
| int errorCount = 0; |
| DTDValidator* valToUse = new DTDValidator; |
| SAXParser* parser = new SAXParser(valToUse); |
| parser->setValidationScheme(valScheme); |
| |
| // |
| // Get the starting time and kick off the parse of the indicated |
| // file. Catch any exceptions that might propogate out of it. |
| // |
| int errorCode = 0; |
| try |
| { |
| parser->parse(xmlFile); |
| errorCount = parser->getErrorCount(); |
| } |
| catch (const OutOfMemoryException&) |
| { |
| XERCES_STD_QUALIFIER cerr << "OutOfMemoryException" << XERCES_STD_QUALIFIER endl; |
| errorCode = 5; |
| } |
| catch (const XMLException& e) |
| { |
| XERCES_STD_QUALIFIER cerr << "\nError during parsing: '" << xmlFile << "'\n" |
| << "Exception message is: \n" |
| << StrX(e.getMessage()) << "\n" << XERCES_STD_QUALIFIER endl; |
| errorCode = 4; |
| } |
| if(errorCode) { |
| XMLPlatformUtils::Terminate(); |
| return errorCode; |
| } |
| |
| if (!errorCount) { |
| // |
| // Now we will get an enumerator for the element pool from the validator |
| // and enumerate the elements, printing them as we go. For each element |
| // we get an enumerator for its attributes and print them also. |
| // |
| DTDGrammar* grammar = (DTDGrammar*) valToUse->getGrammar(); |
| NameIdPoolEnumerator<DTDElementDecl> elemEnum = grammar->getElemEnumerator(); |
| if (elemEnum.hasMoreElements()) |
| { |
| XERCES_STD_QUALIFIER cout << "\nELEMENTS:\n----------------------------\n"; |
| while(elemEnum.hasMoreElements()) |
| { |
| const DTDElementDecl& curElem = elemEnum.nextElement(); |
| XERCES_STD_QUALIFIER cout << " Name: " << StrX(curElem.getFullName()) << "\n"; |
| |
| XERCES_STD_QUALIFIER cout << " Content Model: " |
| << StrX(curElem.getFormattedContentModel()) |
| << "\n"; |
| |
| // Get an enumerator for this guy's attributes if any |
| if (curElem.hasAttDefs()) |
| { |
| XERCES_STD_QUALIFIER cout << " Attributes:\n"; |
| XMLAttDefList& attList = curElem.getAttDefList(); |
| for (unsigned int i=0; i<attList.getAttDefCount(); i++) |
| { |
| const XMLAttDef& curAttDef = attList.getAttDef(i); |
| XERCES_STD_QUALIFIER cout << " Name:" << StrX(curAttDef.getFullName()) |
| << ", Type: "; |
| |
| // Get the type and display it |
| const XMLAttDef::AttTypes type = curAttDef.getType(); |
| switch(type) |
| { |
| case XMLAttDef::CData : |
| XERCES_STD_QUALIFIER cout << "CDATA"; |
| break; |
| |
| case XMLAttDef::ID : |
| XERCES_STD_QUALIFIER cout << "ID"; |
| break; |
| |
| case XMLAttDef::IDRef : |
| case XMLAttDef::IDRefs : |
| XERCES_STD_QUALIFIER cout << "IDREF(S)"; |
| break; |
| |
| case XMLAttDef::Entity : |
| case XMLAttDef::Entities : |
| XERCES_STD_QUALIFIER cout << "ENTITY(IES)"; |
| break; |
| |
| case XMLAttDef::NmToken : |
| case XMLAttDef::NmTokens : |
| XERCES_STD_QUALIFIER cout << "NMTOKEN(S)"; |
| break; |
| |
| case XMLAttDef::Notation : |
| XERCES_STD_QUALIFIER cout << "NOTATION"; |
| break; |
| |
| case XMLAttDef::Enumeration : |
| XERCES_STD_QUALIFIER cout << "ENUMERATION"; |
| break; |
| default: |
| break; |
| } |
| |
| XERCES_STD_QUALIFIER cout << "\n"; |
| } |
| } |
| XERCES_STD_QUALIFIER cout << XERCES_STD_QUALIFIER endl; |
| } |
| } |
| else |
| { |
| XERCES_STD_QUALIFIER cout << "The validator has no elements to display\n" << XERCES_STD_QUALIFIER endl; |
| } |
| } |
| else |
| XERCES_STD_QUALIFIER cout << "\nErrors occurred, no output available\n" << XERCES_STD_QUALIFIER endl; |
| |
| // |
| // Delete the parser itself. Must be done prior to calling Terminate, below. |
| // |
| delete parser; |
| |
| // And call the termination method |
| XMLPlatformUtils::Terminate(); |
| |
| if (errorCount > 0) |
| return 4; |
| else |
| return 0; |
| } |
| |
| |