1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // |
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27 | // $Id: G4tgrFileIn.cc,v 1.9 2008/12/18 12:59:50 gunter Exp $ |
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28 | // GEANT4 tag $Name: geant4-09-02-ref-02 $ |
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29 | // |
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30 | // |
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31 | // class G4tgrFileIn |
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32 | |
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33 | // History: |
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34 | // - Created. P.Arce, CIEMAT (November 2007) |
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35 | // ------------------------------------------------------------------------- |
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36 | |
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37 | #include "globals.hh" |
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38 | |
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39 | #include <iostream> |
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40 | #include <fstream> |
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41 | |
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42 | #include "G4tgrFileIn.hh" |
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43 | #include "G4tgrMessenger.hh" |
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44 | #include "G4tgrUtils.hh" |
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45 | #include "G4UIcommand.hh" |
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46 | |
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47 | std::vector<G4tgrFileIn*> G4tgrFileIn::theInstances; |
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48 | |
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49 | |
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50 | //----------------------------------------------------------------------- |
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51 | G4tgrFileIn::G4tgrFileIn() |
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52 | { |
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53 | } |
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54 | |
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55 | |
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56 | //----------------------------------------------------------------------- |
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57 | G4tgrFileIn::~G4tgrFileIn() |
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58 | { |
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59 | return; |
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60 | std::vector<G4tgrFileIn*>::const_iterator vfcite; |
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61 | for( vfcite = theInstances.begin(); vfcite != theInstances.end(); vfcite++) |
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62 | { |
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63 | delete *vfcite; |
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64 | } |
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65 | } |
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66 | |
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67 | |
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68 | //----------------------------------------------------------------------- |
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69 | G4tgrFileIn& G4tgrFileIn::GetInstance( const G4String& filename ) |
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70 | { |
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71 | std::vector<G4tgrFileIn*>::const_iterator vfcite; |
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72 | for( vfcite = theInstances.begin(); vfcite != theInstances.end(); vfcite++) |
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73 | { |
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74 | if( (*vfcite)->GetName() == filename) |
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75 | { |
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76 | return *(*vfcite); |
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77 | } |
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78 | } |
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79 | |
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80 | G4tgrFileIn* instance = 0; |
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81 | if( vfcite == theInstances.end() ) |
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82 | { |
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83 | instance = new G4tgrFileIn( filename ); |
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84 | |
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85 | instance->theCurrentFile = -1; |
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86 | instance->OpenNewFile( filename.c_str() ); |
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87 | |
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88 | theInstances.push_back( instance ); |
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89 | } |
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90 | |
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91 | return *instance; |
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92 | } |
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93 | |
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94 | |
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95 | //----------------------------------------------------------------------- |
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96 | void G4tgrFileIn::OpenNewFile( const char* filename ) |
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97 | { |
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98 | theCurrentFile++; |
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99 | std::ifstream* fin = new std::ifstream(filename); |
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100 | theFiles.push_back(fin); |
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101 | |
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102 | theLineNo.push_back( 0 ); |
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103 | |
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104 | theNames.push_back( filename ); |
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105 | |
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106 | #ifndef OS_SUN_4_2 |
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107 | if( !fin->is_open() ) |
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108 | { |
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109 | G4String ErrMessage = "Input file does not exist: " + G4String(filename); |
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110 | G4Exception("G4tgrFileIn::OpenNewFile()", |
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111 | "InvalidInput", FatalException, ErrMessage); |
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112 | } |
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113 | #endif |
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114 | } |
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115 | |
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116 | |
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117 | //----------------------------------------------------------------------- |
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118 | G4tgrFileIn& G4tgrFileIn::GetInstanceOpened( const G4String& filename ) |
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119 | { |
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120 | |
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121 | G4tgrFileIn& filein = G4tgrFileIn::GetInstance(filename); |
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122 | if (filein.GetName() != filename ) |
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123 | { |
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124 | G4String ErrMessage = "File not opened yet: " + filename; |
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125 | G4Exception("G4tgrFileIn::GetInstanceOpened()", |
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126 | "InvalidInput", FatalException, ErrMessage); |
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127 | } |
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128 | else |
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129 | { |
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130 | return filein; |
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131 | } |
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132 | return filein; // to avoid compilation warnings |
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133 | } |
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134 | |
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135 | |
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136 | //----------------------------------------------------------------------- |
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137 | G4int G4tgrFileIn::GetWordsInLine( std::vector<G4String>& wordlist) |
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138 | { |
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139 | G4int isok = 1; |
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140 | |
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141 | //---------- Read a line of file: |
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142 | // NOTE: cannot be read with a istream_iterator, |
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143 | // because it uses G4cout, and then doesn't read '\n' |
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144 | //----- Clear wordlist |
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145 | G4int wsiz = wordlist.size(); |
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146 | G4int ii; |
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147 | for (ii = 0; ii < wsiz; ii++) |
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148 | { |
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149 | wordlist.pop_back(); |
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150 | } |
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151 | |
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152 | //---------- Loop lines while there is an ending '\' or line is blank |
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153 | const G4int NMAXLIN = 1000; |
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154 | char ltemp[NMAXLIN]; // there won't be lines longer than NMAXLIN characters |
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155 | for (;;) |
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156 | { |
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157 | (theLineNo[theCurrentFile])++; |
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158 | for ( ii = 0; ii < NMAXLIN; ii++) { ltemp[ii] = ' '; } |
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159 | theFiles[theCurrentFile]->getline( ltemp, NMAXLIN ); |
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160 | |
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161 | //---------- Check for lines longer than NMAXLIN character |
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162 | for ( ii=0; ii < NMAXLIN; ii++) |
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163 | { |
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164 | if ( ltemp[ii] == '\0' ) { break; } |
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165 | } |
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166 | if ( ii == NMAXLIN-1 ) |
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167 | { |
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168 | ErrorInLine(); |
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169 | G4String ErrMessage = "Too long line. Please split it " |
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170 | + G4String("putting a '\\' at the end!"); |
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171 | G4Exception("G4tgrFileIn::GetWordsInLine()", "InvalidInput", |
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172 | FatalException, ErrMessage); |
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173 | } |
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174 | |
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175 | //---------- End of file |
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176 | if ( EndOfFile() ) |
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177 | { |
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178 | return 0; |
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179 | } |
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180 | |
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181 | //---------- Convert line read to istrstream to split it in words |
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182 | std::istringstream istr_line(ltemp); |
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183 | |
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184 | //--------- Count how many words are there in ltemp |
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185 | // this shouln't be needed, but SUN compiler has problems... |
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186 | G4int NoWords = 0; |
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187 | char* tt = ltemp; |
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188 | |
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189 | G4String stemp(ltemp); |
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190 | do |
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191 | { |
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192 | if( *tt != ' ' && *(tt) != '\0' ) |
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193 | { |
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194 | if( tt == ltemp) |
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195 | { |
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196 | NoWords++; |
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197 | #ifdef G4VERBOSE |
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198 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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199 | { |
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200 | G4cout << "G4tgrFileIn::GetWordsInLine() - NoWords" |
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201 | << NoWords << ltemp << G4endl; |
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202 | } |
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203 | #endif |
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204 | } |
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205 | else if( *(tt-1) == ' ' || *(tt-1) == '\015' || *(tt-1) == '\t') |
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206 | { |
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207 | NoWords++; |
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208 | #ifdef G4VERBOSE |
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209 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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210 | { |
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211 | G4cout << "G4tgrFileIn::GetWordsInLine() - NoWords" |
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212 | << NoWords << ltemp << G4endl; |
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213 | } |
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214 | #endif |
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215 | } |
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216 | } |
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217 | tt++; |
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218 | } while((*tt != '\0') && (stemp.length()!=0)); |
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219 | |
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220 | G4String stempt (ltemp); |
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221 | if(stempt.length() == 0) { NoWords = 0; } |
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222 | |
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223 | //--------- Read words from istr_line and write them into wordlist |
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224 | for( ii=0; ii < NoWords; ii++) |
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225 | { |
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226 | G4String stemp = ""; |
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227 | istr_line >> stemp; |
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228 | if ( stemp.length() == 0 ) { break; } |
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229 | G4int comment = stemp.find(G4String("//") ); |
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230 | #ifdef G4VERBOSE |
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231 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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232 | { |
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233 | G4cout << "!!!COMMENT" << comment << stemp.c_str() << G4endl; |
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234 | } |
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235 | #endif |
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236 | if ( comment == 0 ) |
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237 | { |
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238 | break; |
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239 | } |
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240 | else if ( comment > 0 ) |
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241 | { |
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242 | stemp = stemp.substr( 0, comment ); |
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243 | wordlist.push_back(stemp); |
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244 | break; |
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245 | } |
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246 | wordlist.push_back(stemp); |
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247 | } |
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248 | |
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249 | // These two algorithms should be the more STL-like way, but they don't |
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250 | // work for files whose lines end without '\015'=TAB (STL problem: doesn't |
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251 | // find end of string??): |
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252 | // istream_iterator<G4String, ptrdiff_t> G4String_iter(istr_line); |
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253 | // istream_iterator<G4String, ptrdiff_t> eosl; |
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254 | // copy(G4String_iter, eosl, back_inserter(wordlist)); |
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255 | // typedef istream_iterator<G4String, ptrdiff_t> G4String_iter; |
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256 | // copy(G4String_iter(istr_line), G4String_iter(), back_inserter(wordlist)); |
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257 | |
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258 | if ( wordlist.size() != 0 ) |
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259 | { |
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260 | if( (*(wordlist.end()-1)).compare("\\") == 0 ) // use '\' to mark |
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261 | { // continuing line |
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262 | wordlist.pop_back(); |
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263 | } |
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264 | else |
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265 | { |
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266 | break; |
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267 | } |
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268 | } |
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269 | } |
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270 | |
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271 | //--------- A pair of double quotes delimits a word, therefore, look for the |
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272 | // case where there is more than one word between two double quotes |
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273 | std::vector<G4String> wordlist2; |
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274 | G4String wordq = ""; |
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275 | unsigned int imerge = 0; |
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276 | for( size_t ii = 0; ii < wordlist.size(); ii++) |
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277 | { |
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278 | if( wordlist[ii].substr(0,1) == "\"" ) |
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279 | { |
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280 | imerge = 1; |
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281 | } |
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282 | if( wordlist[ii][ wordlist[ii].size()-1 ] == '\"' ) |
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283 | { |
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284 | if( imerge != 1 ) |
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285 | { |
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286 | G4String err1 = " word with trailing '\"' while there is no"; |
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287 | G4String err2 = " previous word with leading '\"' in line "; |
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288 | G4String err = err1 + err2; |
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289 | DumpException(err); |
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290 | } |
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291 | imerge = 2; |
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292 | } |
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293 | if( imerge == 0 ) |
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294 | { |
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295 | wordlist2.push_back( wordlist[ii] ); |
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296 | } |
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297 | else if( imerge == 1 ) |
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298 | { |
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299 | if( wordq == "" ) |
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300 | { |
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301 | wordq.append( wordlist[ii].substr(1,wordlist[ii].size()) ); |
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302 | } |
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303 | else |
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304 | { |
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305 | wordq.append( wordlist[ii].substr(0,wordlist[ii].size()) ); |
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306 | } |
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307 | wordq.append(" "); |
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308 | } |
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309 | else if( imerge == 2 ) |
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310 | { |
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311 | if( wordq == "" ) |
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312 | { |
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313 | wordq.append( wordlist[ii].substr(1,wordlist[ii].size()-2)); |
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314 | } |
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315 | else |
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316 | { |
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317 | wordq.append( wordlist[ii].substr(0,wordlist[ii].size()-1) ); |
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318 | } |
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319 | wordlist2.push_back( wordq ); |
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320 | wordq = ""; |
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321 | imerge = 0; |
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322 | } |
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323 | } |
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324 | if( imerge == 1 ) |
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325 | { |
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326 | G4String err1 = " word with leading '\"' in line while there is no"; |
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327 | G4String err2 = " later word with trailing '\"' in line "; |
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328 | G4String err = err1 + err2; |
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329 | DumpException(err); |
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330 | } |
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331 | |
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332 | wordlist = wordlist2; |
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333 | |
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334 | // Or why not like this (?): |
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335 | // typedef std::istream_iterator<G4String, ptrdiff_t> string_iter; |
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336 | // std::copy(string_iter(istr_line), string_iter(), back_inserter(wordlist)); |
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337 | |
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338 | // check if including a new file |
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339 | if( wordlist[0] == "#include" ) |
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340 | { |
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341 | if( wordlist.size() != 2 ) |
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342 | { |
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343 | ErrorInLine(); |
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344 | G4String ErrMessage |
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345 | = "'#include' should have as second argument, the filename !"; |
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346 | G4Exception("G4tgrFileIn::GetWordsInLine()", "InvalidInput", |
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347 | FatalException, ErrMessage); |
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348 | } |
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349 | |
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350 | #ifdef G4VERBOSE |
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351 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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352 | { |
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353 | G4cout << " G4tgrFileIn::GetWordsInLine() - Include found !" << G4endl; |
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354 | } |
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355 | #endif |
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356 | OpenNewFile( wordlist[1].c_str() ); |
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357 | isok = GetWordsInLine( wordlist); |
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358 | } |
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359 | |
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360 | return isok; |
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361 | } |
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362 | |
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363 | |
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364 | //----------------------------------------------------------------------- |
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365 | void G4tgrFileIn::ErrorInLine() |
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366 | { |
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367 | G4cerr << "!! EXITING: ERROR IN LINE No " |
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368 | << theLineNo[theCurrentFile] << " file: " |
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369 | << theNames[theCurrentFile] << " : "; |
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370 | } |
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371 | |
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372 | |
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373 | //----------------------------------------------------------------------- |
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374 | G4bool G4tgrFileIn::EndOfFile() |
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375 | { |
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376 | G4bool isok = theFiles[theCurrentFile]->eof(); |
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377 | if( isok ) |
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378 | { |
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379 | #ifdef G4VERBOSE |
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380 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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381 | { |
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382 | G4cout << " G4tgrFileIn::EndOfFile() - EOF: " |
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383 | << theCurrentFile << G4endl; |
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384 | } |
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385 | #endif |
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386 | theCurrentFile--; |
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387 | if( theCurrentFile != -1 ) // Last file will be closed by the user |
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388 | { |
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389 | Close(); |
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390 | } |
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391 | } |
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392 | |
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393 | // Only real closing if all files are closed |
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394 | #ifdef G4VERBOSE |
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395 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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396 | { |
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397 | G4cout << " G4tgrFileIn::EndOfFile() - EOF: " |
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398 | << isok << " " << theCurrentFile << G4endl; |
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399 | } |
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400 | #endif |
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401 | if( theCurrentFile != -1 ) |
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402 | { |
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403 | return 0; |
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404 | } |
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405 | else |
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406 | { |
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407 | return isok; |
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408 | } |
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409 | } |
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410 | |
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411 | |
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412 | //----------------------------------------------------------------------- |
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413 | void G4tgrFileIn::Close() |
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414 | { |
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415 | #ifdef G4VERBOSE |
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416 | if( G4tgrMessenger::GetVerboseLevel() >= 3 ) |
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417 | { |
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418 | G4cout << "G4tgrFileIn::Close() - " |
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419 | << theCurrentFile << ", size " << theFiles.size() << G4endl; |
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420 | } |
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421 | #endif |
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422 | |
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423 | theFiles[theCurrentFile+1]->close(); |
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424 | theFiles.pop_back(); |
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425 | } |
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426 | |
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427 | |
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428 | //----------------------------------------------------------------------- |
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429 | void G4tgrFileIn::DumpException( const G4String& sent ) |
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430 | { |
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431 | G4String Err1 = sent + " in file " + theName; |
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432 | G4String Err2 = " line No: " |
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433 | + G4UIcommand::ConvertToString(theLineNo[theCurrentFile]); |
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434 | G4String ErrMessage = Err1; |
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435 | G4Exception("G4tgrFileIn::DumpException()", "FileError", |
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436 | FatalException, ErrMessage); |
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437 | } |
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438 | |
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