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// Boost tokenizer.hpp -----------------------------------------------------//
// (c) Copyright Jeremy Siek and John R. Bandela 2001.
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org/libs/tokenizer for documenation
// Revision History:
// 03 Jul 2003 John Bandela
// Converted to new iterator adapter
// 02 Feb 2002 Jeremy Siek
// Removed tabs and a little cleanup.
#ifndef BOOST_TOKENIZER_JRB070303_HPP_
#define BOOST_TOKENIZER_JRB070303_HPP_
#include <boost/token_iterator.hpp>
namespace boost {
//===========================================================================
// A container-view of a tokenized "sequence"
template <
typename TokenizerFunc = char_delimiters_separator<char>,
typename Iterator = std::string::const_iterator,
typename Type = std::string
>
class tokenizer {
private:
typedef token_iterator_generator<TokenizerFunc,Iterator,Type> TGen;
// It seems that MSVC does not like the unqualified use of iterator,
// Thus we use iter internally when it is used unqualified and
// the users of this class will always qualify iterator.
typedef typename TGen::type iter;
public:
typedef iter iterator;
typedef iter const_iterator;
typedef Type value_type;
typedef value_type& reference;
typedef const value_type& const_reference;
typedef value_type* pointer;
typedef const pointer const_pointer;
typedef void size_type;
typedef void difference_type;
tokenizer(Iterator first, Iterator last,
const TokenizerFunc& f = TokenizerFunc())
: first_(first), last_(last), f_(f) { }
template <typename Container>
tokenizer(const Container& c)
: first_(c.begin()), last_(c.end()), f_() { }
template <typename Container>
tokenizer(const Container& c,const TokenizerFunc& f)
: first_(c.begin()), last_(c.end()), f_(f) { }
void assign(Iterator first, Iterator last){
first_ = first;
last_ = last;
}
void assign(Iterator first, Iterator last, const TokenizerFunc& f){
assign(first,last);
f_ = f;
}
template <typename Container>
void assign(const Container& c){
assign(c.begin(),c.end());
}
template <typename Container>
void assign(const Container& c, const TokenizerFunc& f){
assign(c.begin(),c.end(),f);
}
iter begin() const { return iter(f_,first_,last_); }
iter end() const { return iter(f_,last_,last_); }
private:
Iterator first_;
Iterator last_;
TokenizerFunc f_;
};
} // namespace boost
#endif
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