stringtokenizer.h

This software aims to create an applet and panel tools to manage a wireless interface card, such as

//
// StringTokenizer.h
//
// $Id: //poco/Main/Foundation/include/Foundation/StringTokenizer.h#5 $
//
// Definition of the StringTokenizer class.
//
// Copyright (c) 2004, Guenter Obiltschnig/Applied Informatics.
// 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. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
//    system on which the executable file runs.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS 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
// COPYRIGHT OWNER OR 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.
//


#ifndef Foundation_StringTokenizer_INCLUDED
#define Foundation_StringTokenizer_INCLUDED


#ifndef Foundation_Foundation_INCLUDED
#include "Foundation/Foundation.h"
#endif
#ifndef STD_VECTOR_INCLUDED
#include <vector>
#define STD_VECTOR_INCLUDED
#endif


Foundation_BEGIN


class Foundation_API StringTokenizer
	/// A simple tokenizer that splits a string into
	/// tokens, which are separated by separator characters.
	/// An iterator is used to iterate over all tokens.
{
public:
	enum Options
	{
		TOK_IGNORE_EMPTY = 1, /// ignore empty tokens
		TOK_TRIM         = 2  /// remove leading and trailing whitespace from tokens
	};
	
	typedef std::vector<std::string>::const_iterator Iterator;
	
	StringTokenizer(const std::string& str, const std::string& separators, int options = 0);
		/// Splits the given string into tokens. The tokens are expected to be
		/// separated by one of the separator characters given in separators.
		/// Additionally, options can be specified:
		///   * TOK_IGNORE_EMPTY: empty tokens are ignored
		///   * TOK_TRIM: trailing and leading whitespace is removed from tokens.
		/// An empty token at the end of str is always ignored. For example,
		/// a StringTokenizer with the following arguments:
		///     StringTokenizer(",ab,cd,", ",");
		/// will produce three tokens, "", "ab" and "cd".

	~StringTokenizer();
		/// Destroys the tokenizer.
	
	Iterator begin() const;
	Iterator end() const;

private:
	StringTokenizer(const StringTokenizer&);
	StringTokenizer& operator = (const StringTokenizer&);
	
	std::vector<std::string> _tokens;
};


//
// inlines
//


inline StringTokenizer::Iterator StringTokenizer::begin() const
{
	return _tokens.begin();
}


inline StringTokenizer::Iterator StringTokenizer::end() const
{
	return _tokens.end();
}


Foundation_END


#endif // Foundation_StringTokenizer_INCLUDED