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96d6a11631
uppercase printout ndb/include/util/BaseString.hpp: added returntype BaseString& for ndb_upper and ndb_lower instead of void ndb/src/mgmclient/CommandInterpreter.cpp: uppercase printout
266 lines
7 KiB
C++
266 lines
7 KiB
C++
/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef __UTIL_BASESTRING_HPP_INCLUDED__
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#define __UTIL_BASESTRING_HPP_INCLUDED__
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#include <ndb_global.h>
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#include <Vector.hpp>
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/**
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* @class BaseString
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* @brief Null terminated strings
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*/
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class BaseString {
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public:
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/** @brief Constructs an empty string */
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BaseString();
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/** @brief Constructs a copy of a char * */
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BaseString(const char* s);
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/** @brief Constructs a copy of another BaseString */
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BaseString(const BaseString& str);
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/** @brief Destructor */
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~BaseString();
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/** @brief Returns a C-style string */
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const char* c_str() const;
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/** @brief Returns the length of the string */
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unsigned length() const;
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/** @brief Checks if the string is empty */
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bool empty() const;
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/** @brief Convert to uppercase */
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BaseString& ndb_toupper();
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/** @brief Convert to lowercase */
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BaseString& ndb_tolower();
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/** @brief Assigns from a char * */
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BaseString& assign(const char* s);
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/** @brief Assigns from another BaseString */
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BaseString& assign(const BaseString& str);
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/** @brief Assigns from char *s, with maximum length n */
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BaseString& assign(const char* s, size_t n);
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/** @brief Assigns from another BaseString, with maximum length n */
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BaseString& assign(const BaseString& str, size_t n);
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/**
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* Assings from a Vector of BaseStrings, each Vector entry
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* separated by separator.
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*
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* @param vector Vector of BaseStrings to append
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* @param separator Separation between appended strings
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*/
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BaseString& assign(const Vector<BaseString> &vector,
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const BaseString &separator = BaseString(" "));
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/** @brief Appends a char * to the end */
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BaseString& append(const char* s);
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/** @brief Appends a char to the end */
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BaseString& append(char c);
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/** @brief Appends another BaseString to the end */
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BaseString& append(const BaseString& str);
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/**
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* Appends a Vector of BaseStrings to the end, each Vector entry
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* separated by separator.
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*
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* @param vector Vector of BaseStrings to append
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* @param separator Separation between appended strings
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*/
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BaseString& append(const Vector<BaseString> &vector,
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const BaseString &separator = BaseString(" "));
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/** @brief Assigns from a format string a la printf() */
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BaseString& assfmt(const char* ftm, ...);
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/** @brief Appends a format string a la printf() to the end */
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BaseString& appfmt(const char* ftm, ...);
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/**
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* Split a string into a vector of strings. Separate the string where
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* any character included in separator exists.
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* Maximally maxSize entries are added to the vector, if more separators
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* exist in the string, the remainder of the string will be appended
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* to the last entry in the vector.
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* The vector will not be cleared, so any existing strings in the
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* vector will remain.
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*
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* @param separator characters separating the entries
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* @param vector where the separated strings will be stored
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* @param maximum number of strings extracted
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*
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* @returns the number of string added to the vector
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*/
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int split(Vector<BaseString> &vector,
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const BaseString &separator = BaseString(" "),
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int maxSize = -1) const;
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/**
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* Returns the index of the first occurance of the character c.
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*
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* @params c character to look for
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* @returns index of character, of -1 if no character found
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*/
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ssize_t indexOf(char c);
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/**
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* Returns the index of the last occurance of the character c.
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*
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* @params c character to look for
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* @returns index of character, of -1 if no character found
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*/
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ssize_t lastIndexOf(char c);
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/**
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* Returns a subset of a string
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*
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* @param start index of first character
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* @param stop index of last character
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* @return a new string
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*/
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BaseString substr(ssize_t start, ssize_t stop = -1);
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/**
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* @brief Assignment operator
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*/
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BaseString& operator=(const BaseString& str);
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/** @brief Compare two strings */
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bool operator<(const BaseString& str) const;
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/** @brief Are two strings equal? */
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bool operator==(const BaseString& str) const;
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/** @brief Are two strings equal? */
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bool operator==(const char *str) const;
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/** @brief Are two strings not equal? */
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bool operator!=(const BaseString& str) const;
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/** @brief Are two strings not equal? */
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bool operator!=(const char *str) const;
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/**
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* Trim string from <i>delim</i>
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*/
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BaseString& trim(const char * delim = " \t");
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/**
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* Return c-array with strings suitable for execve
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* When whitespace is detected, the characters '"' and '\' are honored,
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* to make it possible to give arguments containing whitespace.
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* The semantics of '"' and '\' match that of most Unix shells.
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*/
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static char** argify(const char *argv0, const char *src);
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/**
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* Trim string from <i>delim</i>
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*/
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static char* trim(char * src, const char * delim);
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/**
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* snprintf on some platforms need special treatment
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*/
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static int snprintf(char *str, size_t size, const char *format, ...);
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static int vsnprintf(char *str, size_t size, const char *format, va_list ap);
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private:
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char* m_chr;
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unsigned m_len;
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};
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inline const char*
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BaseString::c_str() const
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{
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return m_chr;
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}
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inline unsigned
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BaseString::length() const
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{
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return m_len;
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}
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inline bool
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BaseString::empty() const
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{
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return m_len == 0;
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}
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inline BaseString&
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BaseString::ndb_toupper() {
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for(unsigned i = 0; i < length(); i++)
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m_chr[i] = toupper(m_chr[i]);
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return *this;
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}
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inline BaseString&
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BaseString::ndb_tolower() {
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for(unsigned i = 0; i < length(); i++)
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m_chr[i] = tolower(m_chr[i]);
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return *this;
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}
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inline bool
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BaseString::operator<(const BaseString& str) const
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{
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return strcmp(m_chr, str.m_chr) < 0;
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}
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inline bool
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BaseString::operator==(const BaseString& str) const
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{
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return strcmp(m_chr, str.m_chr) == 0;
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}
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inline bool
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BaseString::operator==(const char *str) const
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{
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return strcmp(m_chr, str) == 0;
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}
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inline bool
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BaseString::operator!=(const BaseString& str) const
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{
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return strcmp(m_chr, str.m_chr) != 0;
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}
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inline bool
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BaseString::operator!=(const char *str) const
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{
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return strcmp(m_chr, str) != 0;
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}
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inline BaseString&
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BaseString::assign(const BaseString& str)
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{
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return assign(str.m_chr);
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}
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inline BaseString&
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BaseString::assign(const Vector<BaseString> &vector,
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const BaseString &separator) {
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assign("");
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return append(vector, separator);
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}
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#endif /* !__UTIL_BASESTRING_HPP_INCLUDED__ */
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