| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // G4Tokenizer <<
27 // 26 //
28 // Class description: << 27 // $Id$
29 // 28 //
30 // String tokenizer. << 29 //
31 // It derives from the implementation of the R << 30 //---------------------------------------------------------------
32 // It intrinsically uses STL string. << 31 // GEANT 4 class header file
33 << 32 //
34 // Author: G.Cosmo, 11 October 2001 << 33 // G4Tokenizer
35 // ------------------------------------------- << 34 //
36 #ifndef G4Tokenizer_hh << 35 // Class description:
37 #define G4Tokenizer_hh 1 << 36 //
>> 37 // String tokenizer.
>> 38 // It derives from the implementation of the Rogue Wave
>> 39 // RWTokenizer. It intrinsically uses STL string.
>> 40
>> 41 //---------------------------------------------------------------
>> 42
>> 43 #ifndef __G4Tokenizer
>> 44 #define __G4Tokenizer
38 45
39 #include "G4String.hh" 46 #include "G4String.hh"
40 47
41 class G4Tokenizer << 48 class G4Tokenizer
42 { 49 {
43 public: << 50 public:
44 G4Tokenizer(const G4String& stn) << 51 G4Tokenizer(const G4String& stn):string2tokenize(stn),actual(0){}
45 : string2tokenize(stn) <<
46 , actual(0) <<
47 {} <<
48 <<
49 G4String operator()(const char* str = " \t\n <<
50 { <<
51 std::size_t i, j, tmp; <<
52 G4bool hasws = false; <<
53 if(l == 0) <<
54 l = strlen(str); <<
55 52
56 // Skip leading delimeters << 53 G4String operator()(const char* str=" \t\n",size_t l=0)
57 while(actual < string2tokenize.size()) <<
58 { 54 {
59 for(i = 0; i < l; ++i) << 55 size_t i,j,tmp;
60 { << 56 G4bool hasws=false;
61 if(string2tokenize[(G4int)actual] == s << 57 if(l==0) l=strlen(str);
62 hasws = true; << 58 //Skip leading delimeters
63 } << 59 while(actual<string2tokenize.size())
64 if(hasws) << 60 {
65 { << 61
66 ++actual; << 62 for(i=0;i<l;i++)
67 hasws = false; << 63 if(string2tokenize[actual]==str[i]) hasws=true;
68 } << 64 if(hasws)
>> 65 {
>> 66 actual++;
>> 67 hasws=false;
>> 68 }
>> 69 else
>> 70 break;
>> 71 }
>> 72
>> 73 for(j=actual;j<string2tokenize.size();j++)
>> 74 {
>> 75 for(i=0;i<l;i++)
>> 76 if(string2tokenize[j]==str[i]) break;
>> 77 if(i<l) break;
>> 78 }
>> 79 if(j!=string2tokenize.size())
>> 80 {
>> 81 tmp=actual;
>> 82 actual=j+1;
>> 83 return string2tokenize(tmp,j-tmp);
>> 84 }
69 else 85 else
70 break; << 86 {
71 } << 87 tmp=actual;
>> 88 actual=j;
>> 89 return string2tokenize(tmp,j-tmp);
>> 90 }
>> 91 }
72 92
73 for(j = actual; j < string2tokenize.size() << 93 private:
74 { <<
75 for(i = 0; i < l; ++i) <<
76 if(string2tokenize[(G4int)j] == str[i] <<
77 break; <<
78 if(i < l) <<
79 break; <<
80 } <<
81 if(j != string2tokenize.size()) <<
82 { <<
83 tmp = actual; <<
84 actual = j + 1; <<
85 return string2tokenize.substr(tmp, j - t <<
86 } <<
87 else <<
88 { <<
89 tmp = actual; <<
90 actual = j; <<
91 return string2tokenize.substr(tmp, j - t <<
92 } <<
93 } <<
94 94
95 private: <<
96 G4String string2tokenize; 95 G4String string2tokenize;
97 std::size_t actual; << 96 size_t actual;
>> 97
98 }; 98 };
99 99
100 #endif 100 #endif
>> 101
101 102