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MySQL 5.1: mysql/src/5.1-dbg/storage/ndb/include/util/BaseString.hpp Source File
mysql/src/5.1-dbg/storage/ndb/include/util/BaseString.hpp

00001 /* Copyright (C) 2003 MySQL AB
00002 
00003    This program is free software; you can redistribute it and/or modify
00004    it under the terms of the GNU General Public License as published by
00005    the Free Software Foundation; either version 2 of the License, or
00006    (at your option) any later version.
00007 
00008    This program is distributed in the hope that it will be useful,
00009    but WITHOUT ANY WARRANTY; without even the implied warranty of
00010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011    GNU General Public License for more details.
00012 
00013    You should have received a copy of the GNU General Public License
00014    along with this program; if not, write to the Free Software
00015    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
00016 
00017 #ifndef __UTIL_BASESTRING_HPP_INCLUDED__
00018 #define __UTIL_BASESTRING_HPP_INCLUDED__
00019 
00020 #include <ndb_global.h>
00021 #include <Vector.hpp>
00022 
00027 class BaseString {
00028 public:
00030   BaseString();
00031 
00033   BaseString(const char* s);
00034 
00036   BaseString(const BaseString& str);
00037 
00039   ~BaseString();
00040 
00042   const char* c_str() const;
00043 
00045   unsigned length() const;
00046 
00048   bool empty() const;
00049 
00051   void clear();
00052 
00054   BaseString& ndb_toupper();
00055 
00057   BaseString& ndb_tolower();
00058 
00060   BaseString& assign(const char* s);
00061 
00063   BaseString& assign(const BaseString& str);
00064 
00066   BaseString& assign(const char* s, size_t n);
00067 
00069   BaseString& assign(const BaseString& str, size_t n);
00070 
00078   BaseString& assign(const Vector<BaseString> &vector,
00079                      const BaseString &separator = BaseString(" "));
00080 
00082   BaseString& append(const char* s);
00083 
00085   BaseString& append(char c);
00086 
00088   BaseString& append(const BaseString& str);
00089 
00097   BaseString& append(const Vector<BaseString> &vector,
00098                      const BaseString &separator = BaseString(" "));
00099 
00101   BaseString& assfmt(const char* ftm, ...);
00102 
00104   BaseString& appfmt(const char* ftm, ...);
00105 
00121   int split(Vector<BaseString> &vector, 
00122             const BaseString &separator = BaseString(" "),
00123             int maxSize = -1) const;
00124 
00131   ssize_t indexOf(char c);
00132 
00139   ssize_t lastIndexOf(char c);
00140   
00148   BaseString substr(ssize_t start, ssize_t stop = -1);
00149 
00153   BaseString& operator=(const BaseString& str);
00154 
00156   bool operator<(const BaseString& str) const;
00158   bool operator==(const BaseString& str) const;
00160   bool operator==(const char *str) const;
00162   bool operator!=(const BaseString& str) const;
00164   bool operator!=(const char *str) const;
00165 
00169   BaseString& trim(const char * delim = " \t");
00170   
00177   static char** argify(const char *argv0, const char *src);
00178 
00182   static char* trim(char * src, const char * delim);
00183 
00187   static int snprintf(char *str, size_t size, const char *format, ...);
00188   static int vsnprintf(char *str, size_t size, const char *format, va_list ap);
00189 private:
00190   char* m_chr;
00191   unsigned m_len;
00192 };
00193 
00194 inline const char*
00195 BaseString::c_str() const
00196 {
00197   return m_chr;
00198 }
00199 
00200 inline unsigned
00201 BaseString::length() const
00202 {
00203   return m_len;
00204 }
00205 
00206 inline bool
00207 BaseString::empty() const
00208 {
00209   return m_len == 0;
00210 }
00211 
00212 inline void
00213 BaseString::clear()
00214 {
00215   delete[] m_chr;
00216   m_chr = new char[1];
00217   m_chr[0] = 0;
00218   m_len = 0;
00219 }
00220 
00221 inline BaseString&
00222 BaseString::ndb_toupper() {
00223   for(unsigned i = 0; i < length(); i++)
00224     m_chr[i] = toupper(m_chr[i]);
00225   return *this;
00226 }
00227 
00228 inline BaseString&
00229 BaseString::ndb_tolower() {
00230   for(unsigned i = 0; i < length(); i++)
00231     m_chr[i] = tolower(m_chr[i]);
00232   return *this;
00233 }
00234 
00235 inline bool
00236 BaseString::operator<(const BaseString& str) const
00237 {
00238     return strcmp(m_chr, str.m_chr) < 0;
00239 }
00240 
00241 inline bool
00242 BaseString::operator==(const BaseString& str) const
00243 {
00244     return strcmp(m_chr, str.m_chr)  ==  0;
00245 }
00246 
00247 inline bool
00248 BaseString::operator==(const char *str) const
00249 {
00250     return strcmp(m_chr, str) == 0;
00251 }
00252 
00253 inline bool
00254 BaseString::operator!=(const BaseString& str) const
00255 {
00256     return strcmp(m_chr, str.m_chr)  !=  0;
00257 }
00258 
00259 inline bool
00260 BaseString::operator!=(const char *str) const
00261 {
00262     return strcmp(m_chr, str) != 0;
00263 }
00264 
00265 inline BaseString&
00266 BaseString::assign(const BaseString& str)
00267 {
00268     return assign(str.m_chr);
00269 }
00270 
00271 inline BaseString&
00272 BaseString::assign(const Vector<BaseString> &vector,
00273                    const BaseString &separator) {
00274   assign("");
00275   return append(vector, separator);
00276 }
00277 
00278 #endif /* !__UTIL_BASESTRING_HPP_INCLUDED__ */
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