src/OpenFOAM/db/IOstreams/Tstreams/ITstream.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   4    \\    /   O peration     |
   5     \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
   6      \\/     M anipulation  |
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of OpenFOAM.
  10
  11     OpenFOAM is free software: you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by
  13     the Free Software Foundation, either version 3 of the License, or
  14     (at your option) any later version.
  15
  16     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
  17     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19     for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 \*---------------------------------------------------------------------------*/
  25
  26 #include "error.H"
  27 #include "ITstream.H"
  28
  29 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  30
  31 void Foam::ITstream::print(Ostream& os) const
  32 {
  33     os  << "ITstream : " << name_.c_str();
  34
  35     if (size())
  36     {
  37         if (begin()->lineNumber() == rbegin()->lineNumber())
  38         {
  39             os  << ", line " << begin()->lineNumber() << ", ";
  40         }
  41         else
  42         {
  43             os  << ", lines " << begin()->lineNumber()
  44                 << '-' << rbegin()->lineNumber() << ", ";
  45         }
  46     }
  47     else
  48     {
  49         os  << ", line " << lineNumber() << ", ";
  50     }
  51
  52     IOstream::print(os);
  53 }
  54
  55
  56 Foam::Istream& Foam::ITstream::read(token& t)
  57 {
  58     // Return the put back token if it exists
  59     if (Istream::getBack(t))
  60     {
  61         lineNumber_ = t.lineNumber();
  62         return *this;
  63     }
  64
  65     if (tokenIndex_ < size())
  66     {
  67         t = operator[](tokenIndex_++);
  68         lineNumber_ = t.lineNumber();
  69
  70         if (tokenIndex_ == size())
  71         {
  72             setEof();
  73         }
  74     }
  75     else
  76     {
  77         if (eof())
  78         {
  79             FatalIOErrorIn
  80             (
  81                 "ITstream::read(token&)",
  82                 *this
  83             )   << "attempt to read beyond EOF"
  84                 << exit(FatalIOError);
  85
  86             setBad();
  87         }
  88         else
  89         {
  90             setEof();
  91         }
  92
  93         t = token::undefinedToken;
  94
  95         if (size())
  96         {
  97             t.lineNumber() = tokenList::last().lineNumber();
  98         }
  99         else
 100         {
 101             t.lineNumber() = lineNumber();
 102         }
 103     }
 104
 105     return *this;
 106 }
 107
 108
 109 Foam::Istream& Foam::ITstream::read(char&)
 110 {
 111     notImplemented("Istream& ITstream::read(char&)");
 112     return *this;
 113 }
 114
 115
 116 Foam::Istream& Foam::ITstream::read(word&)
 117 {
 118     notImplemented("Istream& ITstream::read(word&)");
 119     return *this;
 120 }
 121
 122
 123 Foam::Istream& Foam::ITstream::read(string&)
 124 {
 125     notImplemented("Istream& ITstream::read(string&)");
 126     return *this;
 127 }
 128
 129
 130 Foam::Istream& Foam::ITstream::read(label&)
 131 {
 132     notImplemented("Istream& ITstream::read(label&)");
 133     return *this;
 134 }
 135
 136
 137 Foam::Istream& Foam::ITstream::read(floatScalar&)
 138 {
 139     notImplemented("Istream& ITstream::read(floatScalar&)");
 140     return *this;
 141 }
 142
 143
 144 Foam::Istream& Foam::ITstream::read(doubleScalar&)
 145 {
 146     notImplemented("Istream& ITstream::read(doubleScalar&)");
 147     return *this;
 148 }
 149
 150
 151 Foam::Istream& Foam::ITstream::read(char*, std::streamsize)
 152 {
 153     notImplemented("Istream& ITstream::read(char*, std::streamsize)");
 154     return *this;
 155 }
 156
 157
 158 Foam::Istream& Foam::ITstream::rewind()
 159 {
 160     tokenIndex_ = 0;
 161
 162     if (size())
 163     {
 164         lineNumber_ = tokenList::first().lineNumber();
 165     }
 166
 167     setGood();
 168
 169     return *this;
 170 }
 171
 172
 173 // ************************************************************************* //