| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2001 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xerces" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache\@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation, and was |
| * originally based on software copyright (c) 2001, International |
| * Business Machines, Inc., http://www.ibm.com . For more information |
| * on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| |
| /* |
| * $Id$ |
| */ |
| |
| // --------------------------------------------------------------------------- |
| // Includes |
| // --------------------------------------------------------------------------- |
| #include <util/PlatformUtils.hpp> |
| #include <sax/SAXException.hpp> |
| #include <sax/SAXParseException.hpp> |
| #include <parsers/IDOMParser.hpp> |
| #include <idom/IDOM_DOMException.hpp> |
| #include <idom/IDOM_Document.hpp> |
| #include "IDOMCount.hpp" |
| #include <string.h> |
| #include <stdlib.h> |
| |
| |
| |
| |
| // --------------------------------------------------------------------------- |
| // This is a simple program which invokes the DOMParser to build a DOM |
| // tree for the specified input file. It then walks the tree and counts |
| // the number of elements. The element count is then printed. |
| // --------------------------------------------------------------------------- |
| static void usage() |
| { |
| cout << "\nUsage:\n" |
| " DOMCount [-v -n] {XML file}\n\n" |
| "This program invokes the XML4C DOM parser, builds\n" |
| "the DOM tree, and then prints the number of elements\n" |
| "found in the input XML file.\n\n" |
| "Options:\n" |
| " -v=xxx Validation scheme [always | never | auto*]\n" |
| " -n Enable namespace processing. Defaults to off.\n\n" |
| " -s Enable schema processing. Defaults to off.\n\n" |
| " * = Default if not provided explicitly\n\n" |
| << endl; |
| } |
| |
| |
| |
| // --------------------------------------------------------------------------- |
| // |
| // Recursively Count up the total number of child Elements under the specified Node. |
| // |
| // --------------------------------------------------------------------------- |
| static int countChildElements(IDOM_Node *n) |
| { |
| IDOM_Node *child; |
| int count = 0; |
| if (n) { |
| if (n->getNodeType() == IDOM_Node::ELEMENT_NODE) |
| { |
| count++; |
| for (child = n->getFirstChild(); child != 0; child=child->getNextSibling()) |
| { |
| if (child->getNodeType() == IDOM_Node::ELEMENT_NODE) |
| { |
| count += countChildElements(child); |
| } |
| } |
| } |
| } |
| return count; |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // |
| // main |
| // |
| // --------------------------------------------------------------------------- |
| int main(int argC, char* argV[]) |
| { |
| // Initialize the XML4C system |
| try |
| { |
| XMLPlatformUtils::Initialize(); |
| } |
| |
| catch (const XMLException& toCatch) |
| { |
| cerr << "Error during initialization! :\n" |
| << StrX(toCatch.getMessage()) << endl; |
| return 1; |
| } |
| |
| // Check command line and extract arguments. |
| if (argC < 2) |
| { |
| usage(); |
| return 1; |
| } |
| |
| const char* xmlFile = 0; |
| IDOMParser::ValSchemes valScheme = IDOMParser::Val_Auto; |
| bool doNamespaces = false; |
| bool doSchema = false; |
| |
| // See if non validating dom parser configuration is requested. |
| if ((argC == 2) && !strcmp(argV[1], "-?")) |
| { |
| usage(); |
| return 2; |
| } |
| |
| int argInd; |
| for (argInd = 1; argInd < argC; argInd++) |
| { |
| // Break out on first non-dash parameter |
| if (argV[argInd][0] != '-') |
| break; |
| |
| if (!strncmp(argV[argInd], "-v=", 3) |
| || !strncmp(argV[argInd], "-V=", 3)) |
| { |
| const char* const parm = &argV[argInd][3]; |
| |
| if (!strcmp(parm, "never")) |
| valScheme = IDOMParser::Val_Never; |
| else if (!strcmp(parm, "auto")) |
| valScheme = IDOMParser::Val_Auto; |
| else if (!strcmp(parm, "always")) |
| valScheme = IDOMParser::Val_Always; |
| else |
| { |
| cerr << "Unknown -v= value: " << parm << endl; |
| return 2; |
| } |
| } |
| else if (!strcmp(argV[argInd], "-n") |
| || !strcmp(argV[argInd], "-N")) |
| { |
| doNamespaces = true; |
| } |
| else if (!strcmp(argV[argInd], "-s") |
| || !strcmp(argV[argInd], "-S")) |
| { |
| doSchema = true; |
| } |
| else |
| { |
| cerr << "Unknown option '" << argV[argInd] |
| << "', ignoring it\n" << endl; |
| } |
| } |
| |
| // |
| // There should be only one and only one parameter left, and that |
| // should be the file name. |
| // |
| if (argInd != argC - 1) |
| { |
| usage(); |
| return 1; |
| } |
| xmlFile = argV[argInd]; |
| |
| // Instantiate the DOM parser. |
| IDOMParser parser; |
| parser.setValidationScheme(valScheme); |
| parser.setDoNamespaces(doNamespaces); |
| parser.setDoSchema(doSchema); |
| |
| // And create our error handler and install it |
| DOMCountErrorHandler errorHandler; |
| parser.setErrorHandler(&errorHandler); |
| |
| // |
| // Get the starting time and kick off the parse of the indicated |
| // file. Catch any exceptions that might propogate out of it. |
| // |
| unsigned long duration; |
| try |
| { |
| const unsigned long startMillis = XMLPlatformUtils::getCurrentMillis(); |
| parser.parse(xmlFile); |
| const unsigned long endMillis = XMLPlatformUtils::getCurrentMillis(); |
| duration = endMillis - startMillis; |
| } |
| |
| catch (const XMLException& toCatch) |
| { |
| cerr << "\nError during parsing: '" << xmlFile << "'\n" |
| << "Exception message is: \n" |
| << StrX(toCatch.getMessage()) << "\n" << endl; |
| return -1; |
| } |
| catch (const IDOM_DOMException& toCatch) |
| { |
| cerr << "\nDOM Error during parsing: '" << xmlFile << "'\n" |
| << "DOMException code is: \n" |
| << toCatch.code << "\n" << endl; |
| XMLPlatformUtils::Terminate(); |
| return 4; |
| } |
| catch (...) |
| { |
| cerr << "\nUnexpected exception during parsing: '" << xmlFile << "'\n"; |
| XMLPlatformUtils::Terminate(); |
| return 4; |
| } |
| |
| // |
| // Extract the DOM tree, get the list of all the elements and report the |
| // length as the count of elements. |
| // |
| if (errorHandler.getSawErrors()) |
| { |
| cout << "\nErrors occured, no output available\n" << endl; |
| } |
| else |
| { |
| IDOM_Document *doc = parser.getDocument(); |
| unsigned int elementCount = 0; |
| if (doc) |
| elementCount = countChildElements((IDOM_Node*)doc->getDocumentElement()); |
| |
| // Print out the stats that we collected and time taken. |
| cout << xmlFile << ": " << duration << " ms (" |
| << elementCount << " elems)." << endl; |
| } |
| |
| // And call the termination method |
| XMLPlatformUtils::Terminate(); |
| |
| return 0; |
| } |
| |
| |
| |
| |
| |
| DOMCountErrorHandler::DOMCountErrorHandler() : |
| |
| fSawErrors(false) |
| { |
| } |
| |
| DOMCountErrorHandler::~DOMCountErrorHandler() |
| { |
| } |
| |
| |
| // --------------------------------------------------------------------------- |
| // DOMCountHandlers: Overrides of the SAX ErrorHandler interface |
| // --------------------------------------------------------------------------- |
| void DOMCountErrorHandler::error(const SAXParseException& e) |
| { |
| fSawErrors = true; |
| cerr << "\nError at file " << StrX(e.getSystemId()) |
| << ", line " << e.getLineNumber() |
| << ", char " << e.getColumnNumber() |
| << "\n Message: " << StrX(e.getMessage()) << endl; |
| } |
| |
| void DOMCountErrorHandler::fatalError(const SAXParseException& e) |
| { |
| fSawErrors = true; |
| cerr << "\nFatal Error at file " << StrX(e.getSystemId()) |
| << ", line " << e.getLineNumber() |
| << ", char " << e.getColumnNumber() |
| << "\n Message: " << StrX(e.getMessage()) << endl; |
| } |
| |
| void DOMCountErrorHandler::warning(const SAXParseException& e) |
| { |
| cerr << "\nWarning at file " << StrX(e.getSystemId()) |
| << ", line " << e.getLineNumber() |
| << ", char " << e.getColumnNumber() |
| << "\n Message: " << StrX(e.getMessage()) << endl; |
| } |
| |
| void DOMCountErrorHandler::resetErrors() |
| { |
| } |
