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- #ifndef _SQL_STRING_H_
- #define _SQL_STRING_H_
- #include <string>
- #include <algorithm>
- #include "build_config.h"
- #include <iostream>
- namespace sql
- {
- class CPPCONN_PUBLIC_FUNC SQLString
- {
- std::string realStr;
- public:
- #ifdef _WIN32
-
- static const size_t npos = static_cast<std::string::size_type>(-1);
- #else
- static const size_t npos = std::string::npos;
- #endif
- ~SQLString() {}
- SQLString() {}
- SQLString(const SQLString & other) : realStr(other.realStr) {}
- SQLString(const std::string & other) : realStr(other) {}
- SQLString(const char other[]) : realStr(other) {}
- SQLString(const char * s, size_t n) : realStr(s, n) {}
-
- const SQLString & operator=(const char * s)
- {
- realStr = s;
- return *this;
- }
- const SQLString & operator=(const std::string & rhs)
- {
- realStr = rhs;
- return *this;
- }
- const SQLString & operator=(const SQLString & rhs)
- {
- realStr = rhs.realStr;
- return *this;
- }
-
- operator const std::string &() const
- {
- return realStr;
- }
-
- std::string * operator ->()
- {
- return & realStr;
- }
- int compare(const SQLString& str) const
- {
- return realStr.compare(str.realStr);
- }
- int compare(const char * s) const
- {
- return realStr.compare(s);
- }
- int compare(size_t pos1, size_t n1, const char * s) const
- {
- return realStr.compare(pos1, n1, s);
- }
- int caseCompare(const SQLString &s) const
- {
- std::string tmp(realStr), str(s);
- std::transform(tmp.begin(), tmp.end(), tmp.begin(), ::tolower);
- std::transform(str.begin(), str.end(), str.begin(), ::tolower);
- return tmp.compare(str);
- }
- int caseCompare(const char * s) const
- {
- std::string tmp(realStr), str(s);
- std::transform(str.begin(), str.end(), str.begin(), ::tolower);
- std::transform(tmp.begin(), tmp.end(), tmp.begin(), ::tolower);
- return tmp.compare(str);
- }
- int caseCompare(size_t pos1, size_t n1, const char * s) const
- {
- std::string tmp(realStr.c_str() + pos1, n1), str(s);
- std::transform(str.begin(), str.end(), str.begin(), ::tolower);
- std::transform(tmp.begin(), tmp.end(), tmp.begin(), ::tolower);
- return tmp.compare(str);
- }
- const std::string & asStdString() const
- {
- return realStr;
- }
- const char * c_str() const
- {
- return realStr.c_str();
- }
- size_t length() const
- {
- return realStr.length();
- }
- SQLString & append(const std::string & str)
- {
- realStr.append(str);
- return *this;
- }
- SQLString & append(const char * s)
- {
- realStr.append(s);
- return *this;
- }
- const char& operator[](size_t pos) const
- {
- return realStr[pos];
- }
- size_t find(char c, size_t pos = 0) const
- {
- return realStr.find(c, pos);
- }
- size_t find(const SQLString & s, size_t pos = 0) const
- {
- return realStr.find(s.realStr, pos);
- }
- SQLString substr(size_t pos = 0, size_t n = npos) const
- {
- return realStr.substr(pos, n);
- }
- const SQLString& replace(size_t pos1, size_t n1, const SQLString & s)
- {
- realStr.replace(pos1, n1, s.realStr);
- return *this;
- }
- size_t find_first_of(char c, size_t pos = 0) const
- {
- return realStr.find_first_of(c, pos);
- }
- size_t find_last_of(char c, size_t pos = npos) const
- {
- return realStr.find_last_of(c, pos);
- }
- const SQLString & operator+=(const SQLString & op2)
- {
- realStr += op2.realStr;
- return *this;
- }
- };
- inline const SQLString operator+(const SQLString & op1, const SQLString & op2)
- {
- return sql::SQLString(op1.asStdString() + op2.asStdString());
- }
- inline bool operator ==(const SQLString & op1, const SQLString & op2)
- {
- return (op1.asStdString() == op2.asStdString());
- }
- inline bool operator !=(const SQLString & op1, const SQLString & op2)
- {
- return (op1.asStdString() != op2.asStdString());
- }
- inline bool operator <(const SQLString & op1, const SQLString & op2)
- {
- return op1.asStdString() < op2.asStdString();
- }
- }
- namespace std
- {
-
- inline ostream & operator << (ostream & os, const sql::SQLString & str )
- {
- return os << str.asStdString();
- }
- }
- #endif
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