SAX2方法读取XML文件

/* * 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: SAX2PrintHandlers.cpp 676911 2008-07-15 13:27:32Z amassari $ */ // --------------------------------------------------------------------------- // Includes // --------------------------------------------------------------------------- #include <xercesc/util/XMLUniDefs.hpp> #include <xercesc/sax2/Attributes.hpp> #include "SAX2Print.hpp" //#include <stdio.h> //20170209 gu // --------------------------------------------------------------------------- // Local const data // // Note: This is the 'safe' way to do these strings. If you compiler supports // L"" style strings, and portability is not a concern, you can use // those types constants directly. // --------------------------------------------------------------------------- static const XMLCh gEndElement[] = { chOpenAngle, chForwardSlash, chNull }; static const XMLCh gEndPI[] = { chQuestion, chCloseAngle, chNull }; static const XMLCh gStartPI[] = { chOpenAngle, chQuestion, chNull }; static const XMLCh gXMLDecl1[] = { chOpenAngle, chQuestion, chLatin_x, chLatin_m, chLatin_l , chSpace, chLatin_v, chLatin_e, chLatin_r, chLatin_s, chLatin_i , chLatin_o, chLatin_n, chEqual, chDoubleQuote, chDigit_1, chPeriod , chDigit_0, chDoubleQuote, chSpace, chLatin_e, chLatin_n, chLatin_c , chLatin_o, chLatin_d, chLatin_i, chLatin_n, chLatin_g, chEqual , chDoubleQuote, chNull }; static const XMLCh gXMLDecl2[] = { chDoubleQuote, chQuestion, chCloseAngle , chLF, chNull }; // --------------------------------------------------------------------------- // SAX2PrintHandlers: Constructors and Destructor // --------------------------------------------------------------------------- SAX2PrintHandlers::SAX2PrintHandlers( const char* const encodingName , const XMLFormatter::UnRepFlags unRepFlags , const bool expandNamespaces) : fFormatter ( encodingName , 0 , this , XMLFormatter::NoEscapes , unRepFlags ), fExpandNS ( expandNamespaces ) { // // Go ahead and output an XML Decl with our known encoding. This // is not the best answer, but its the best we can do until we // have SAX2 support. // fFormatter << gXMLDecl1 << fFormatter.getEncodingName() << gXMLDecl2; } SAX2PrintHandlers::~SAX2PrintHandlers() { } // --------------------------------------------------------------------------- // SAX2PrintHandlers: Overrides of the output formatter target interface // --------------------------------------------------------------------------- void SAX2PrintHandlers::writeChars(const XMLByte* const /* toWrite */) { } void SAX2PrintHandlers::writeChars(const XMLByte* const toWrite, const XMLSize_t count, XMLFormatter* const /* formatter */) { // For this one, just dump them to the standard output // Surprisingly, Solaris was the only platform on which // required the char* cast to print out the string correctly. // Without the cast, it was printing the pointer value in hex. // Quite annoying, considering every other platform printed // the string with the explicit cast to char* below. //20170209gu XERCES_STD_QUALIFIER cout.write((char *) toWrite, (int) count); XERCES_STD_QUALIFIER cout.flush(); //void flush():------------------------冲刷次数据流，使流内的数据都被写出 /* if(JobID[0]!='\0'){ cout<<JobID[36]<<endl; } */ /* ofs.open("E:\\test.txt",ios::binary |ios::app); ofs.write((char *) toWrite, (int) count); ofs.flush(); //20170209进度,void flush():---冲刷次数据流，使流内的数据都被写出 ofs.close(); */ /* if((fp=fopen("E:\\test.txt","at")) == NULL) //判断文件(txt文件)是否打开成功 //a 以附加的方式打开只写文件。"t"为txt文件之意 { printf("WRITE test.txt cannot be opened! \n"); exit(0); } */ // fp.write((char *) toWrite, (int) count); // fp.flush(); } // --------------------------------------------------------------------------- // SAX2PrintHandlers: Overrides of the SAX ErrorHandler interface // --------------------------------------------------------------------------- void SAX2PrintHandlers::error(const SAXParseException& e) { XERCES_STD_QUALIFIER cerr << "\nError at file " << StrX(e.getSystemId()) << ", line " << e.getLineNumber() << ", char " << e.getColumnNumber() << "\n Message: " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl; } void SAX2PrintHandlers::fatalError(const SAXParseException& e) { XERCES_STD_QUALIFIER cerr << "\nFatal Error at file " << StrX(e.getSystemId()) << ", line " << e.getLineNumber() << ", char " << e.getColumnNumber() << "\n Message: " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl; } void SAX2PrintHandlers::warning(const SAXParseException& e) { XERCES_STD_QUALIFIER cerr << "\nWarning at file " << StrX(e.getSystemId()) << ", line " << e.getLineNumber() << ", char " << e.getColumnNumber() << "\n Message: " << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl; } // --------------------------------------------------------------------------- // SAX2PrintHandlers: Overrides of the SAX DTDHandler interface // --------------------------------------------------------------------------- void SAX2PrintHandlers::unparsedEntityDecl(const XMLCh* const /* name */ , const XMLCh* const /* publicId */ , const XMLCh* const /* systemId */ , const XMLCh* const /* notationName */) { // Not used at this time } void SAX2PrintHandlers::notationDecl(const XMLCh* const /* name */ , const XMLCh* const /* publicId */ , const XMLCh* const /* systemId */) { // Not used at this time } // --------------------------------------------------------------------------- // SAX2PrintHandlers: Overrides of the SAX DocumentHandler interface // --------------------------------------------------------------------------- void SAX2PrintHandlers::characters(const XMLCh* const chars , const XMLSize_t length) { // fFormatter.formatBuf(chars, length, XMLFormatter::CharEscapes); //currentText=*chars; //20170212guminghui 22:26 //20170212guminghui 22:26 /* for(int i=0; i<length; i++){ //20170212guminghui 22:26 currentText[i]==(char)(chars[i]); } */ currentText=chars; //strcpy(currentText,chars); + currentText 0x0130ab70 "a2df5201-1e50-4578-b579-83b650dbf95a" const wchar_t * } void SAX2PrintHandlers::endDocument() { } void SAX2PrintHandlers::endElement(const XMLCh* const uri, const XMLCh* const localname, const XMLCh* const qname) { /* // No escapes are legal here fFormatter << XMLFormatter::NoEscapes << gEndElement ; if ( fExpandNS ) { if (XMLString::compareIString(uri,XMLUni::fgZeroLenString) != 0) fFormatter << uri << chColon; fFormatter << localname << chCloseAngle; } else fFormatt