122 lines
3.7 KiB
C++
122 lines
3.7 KiB
C++
/*
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* (C) Copyright The MITRE Corporation 1999 All rights reserved.
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.0 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* The program provided "as is" without any warranty express or
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* implied, including the warranty of non-infringement and the implied
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* warranties of merchantibility and fitness for a particular purpose.
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* The Copyright owner will not be liable for any damages suffered by
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* you as a result of using the Program. In no event will the Copyright
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* owner be liable for any special, indirect or consequential damages or
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* lost profits even if the Copyright owner has been advised of the
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* possibility of their occurrence.
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*
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* Please see release.txt distributed with this file for more information.
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*
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*/
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/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is TransforMiiX XSLT processor.
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*
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* The Initial Developer of the Original Code is The MITRE Corporation.
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* Portions created by MITRE are Copyright (C) 1999 The MITRE Corporation.
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*
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* Portions created by Keith Visco as a Non MITRE employee,
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* (C) 1999 Keith Visco. All Rights Reserved.
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*
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* Contributor(s):
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* Keith Visco, kvisco@ziplink.net
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* -- original author.
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*
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* Larry Fitzpartick, OpenText, lef@opentext.com
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* -- 19990806
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* -- added void return type declaration for ::nextToken()
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* -- added proper cast from Int32 to char in ::nextToken()
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* $Id: Tokenizer.cpp,v 1.2 1999-11-15 07:12:42 nisheeth%netscape.com Exp $
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*/
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/**
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* Tokenizer
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* A simple String tokenizer
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* @author <a href="mailto:kvisco@ziplink.net">Keith Visco</a>
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* @version $Revision: 1.2 $ $Date: 1999-11-15 07:12:42 $
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**/
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#include "Tokenizer.h"
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/**
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* Creates a new Tokenizer
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**/
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Tokenizer::Tokenizer() {
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currentPos = 0;
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size = 0;
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} //-- tokenizer
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/**
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* Creates a new Tokenizer using the given source string,
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* uses the default set of delimiters {' ', '\r', '\n', '\t'};
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**/
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Tokenizer::Tokenizer(const String& source) {
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currentPos = 0;
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//-- copy source
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str = source;
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size = str.length();
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delimiters.append(" \n\r\t");
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} //-- Tokenizer
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/**
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* Creates a new Tokenizer using the given source string
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* and set of character delimiters
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**/
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Tokenizer::Tokenizer(const String& source, const String& delimiters) {
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currentPos = 0;
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// copy source
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str = source;
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size = str.length();
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// copy tokens
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this->delimiters.append(delimiters);
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} //-- Tokenizer
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/**
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* Default Destructor
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**/
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Tokenizer::~Tokenizer() {};
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MBool Tokenizer::hasMoreTokens() {
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return (MBool)(currentPos < size);
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} //-- hasMoreTokens
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void Tokenizer::nextToken(String& buffer) {
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buffer.clear();
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while ( currentPos < size) {
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char ch = (char)str.charAt(currentPos);
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//-- if character is not a delimiter..append
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if (delimiters.indexOf(ch) < 0) buffer.append(ch);
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else break;
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++currentPos;
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}
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//-- advance to next start pos
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while ( currentPos < size ) {
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char ch = (char)str.charAt(currentPos);
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//-- if character is not a delimiter, we are at
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//-- start of next token
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if (delimiters.indexOf(ch) < 0) break;
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++currentPos;
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}
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} //-- nextToken
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