source: trunk/yat/utility/GetlineIterator.cc @ 1878

Last change on this file since 1878 was 1878, checked in by Peter, 13 years ago

Adding a GetlineIterator?. closes #507

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 1.4 KB
RevLine 
[1878]1// $Id: GetlineIterator.cc 1878 2009-03-27 11:52:28Z peter $
2
3/*
4  Copyright (C) 2009 Peter Johansson
5
6  This file is part of the yat library, http://dev.thep.lu.se/yat
7
8  The yat library is free software; you can redistribute it and/or
9  modify it under the terms of the GNU General Public License as
10  published by the Free Software Foundation; either version 3 of the
11  License, or (at your option) any later version.
12
13  The yat library is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  General Public License for more details.
17
18  You should have received a copy of the GNU General Public License
19  along with yat. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22
23#include "GetlineIterator.h"
24
25#include <string>
26
27namespace theplu {
28namespace yat {
29namespace utility {
30
31
32  GetlineIterator::GetlineIterator(void) 
33  : istream_(NULL) {}
34
35 
36  GetlineIterator::GetlineIterator(std::istream& is, char delimiter)
37    : delimiter_(delimiter), istream_(&is) 
38  { 
39    increment(); // read the first line
40  }
41
42 
43  GetlineIterator::reference GetlineIterator::dereference(void) const 
44  { 
45    return line_; 
46  }
47
48 
49  bool GetlineIterator::equal(const GetlineIterator& other) const
50  { 
51    return istream_ == other.istream_; 
52  }
53
54 
55  void GetlineIterator::increment(void) 
56  { 
57    if (!istream_)
58      return;
59    if (!std::getline(*istream_, line_, delimiter_))
60      istream_ = NULL;
61  }
62
63}}} // of namespace utility, yat, and theplu
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