source/String.H

   1 // String.H  -*- C++ -*-
   2 // Copyright (c) 1997, 1998 Etienne BERNARD
   3 // Copyright (c) 2002.2003,2005 Clinton Ebadi
   4
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // any later version.
   9
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14
  15 // You should have received a copy of the GNU General Public License
  16 // along with this program; if not, write to the Free Software
  17 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA.
  18
  19 #ifndef BSTRING_H
  20 #define BSTRING_H
  21
  22 #include <iostream>
  23 #include <string>
  24
  25 class String {
  26
  27   struct srep {
  28     char *s;  // pointer on the data
  29     int n;    // reference counter
  30     srep()
  31       { n = 1; }
  32   };
  33   srep *p;
  34   int len;
  35
  36 public:
  37   String();
  38   String(const char *);
  39   String(const String &);
  40   String(const std::string &);
  41   String(long);
  42   String(char);
  43
  44   String & operator=(const char *);
  45   String & operator=(const String &);
  46   String & operator=(const std::string &);
  47
  48   ~String();
  49
  50   int length() const;
  51   int find(char);
  52   void fill(char);
  53   String pad(int);
  54
  55   String subString(int);
  56   String subString(int, int);
  57
  58   String substr(int);
  59   String substr(int, int);
  60
  61   String toLower();
  62   String toUpper();
  63   String trim();
  64   int indexOf(char);
  65
  66   char & operator[](int);
  67   const char & operator[](int) const;
  68
  69   bool operator==(const char *) const;
  70   bool operator==(const String &) const;
  71   bool operator==(const std::string &) const;
  72
  73   bool operator!=(const char *) const;
  74   bool operator!=(const String &) const;
  75   bool operator!=(const std::string &) const;
  76
  77   bool operator<(const String &) const;
  78   bool operator>(const String &) const;
  79   bool operator<(const std::string &) const;
  80
  81   bool operator<=(const String &) const;
  82   bool operator<=(const std::string &) const;
  83   bool operator>=(const String &) const;
  84   bool operator>=(const std::string &) const;
  85
  86   String operator+(const char *);
  87   String operator+(const String &);
  88   String operator+(const std::string &);
  89
  90   friend std::string operator+(const std::string &, const String &);
  91
  92   operator const char *() const;
  93   operator std::string () const;
  94
  95   friend std::ostream & operator<<(std::ostream &, const String &);
  96   friend std::istream & operator>>(std::istream &, String &);
  97 };
  98
  99 bool operator==(const std::string &, const String &);
 100 bool operator!=(const std::string &, const String &);
 101 bool operator>(const std::string &, const String &);
 102 bool operator<(const std::string &, const String &);
 103 bool operator<=(const std::string &, const String &);
 104 bool operator>=(const std::string &, const String &);
 105
 106 #endif