except.hpp

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/* LiteSQL 
 * 
 * The list of contributors at http://litesql.sf.net/ 
 * 
 * See LICENSE for copyright information. */
 
#ifndef _litesql_except_hpp
#define _litesql_except_hpp
#include <iostream>
#include <string>
#include <exception>
#include "litesql/utils.hpp"
namespace litesql {
    class Except : public std::exception  {
private:
    std::string msg;
public: 
    Except(std::string m) throw()  : msg(m) {}
    virtual ~Except(void) throw() {}
    virtual const char* what() const throw() {
        return msg.c_str();
    }
    friend std::ostream &operator<<(std::ostream &os, const Except &e) {
        os << e.msg;
        return os;
    }
};
    
class NotFound : public Except {
public:
    NotFound(std::string s="") : Except("NotFound: "+s) {}
};

class DatabaseError : public Except {
public:
    DatabaseError(std::string m) : Except("DatabaseError: "+m) {}
};

class SQLError : public Except {
public:
    SQLError(std::string m) : Except("SQLError: "+m) {}
};

class InternalError : public Except {
public:
    InternalError(std::string m) : Except("InternalError: " +m) {}
};

class MemoryError : public Except {
public:
    MemoryError(std::string m) : Except("Allocation failed: "+m){}
};

class InsertionError : public Except {
public:
    InsertionError(std::string m) : Except("Database full: "+m){}
};

class UnknownError : public Except {
    // handles the rest
public:
    UnknownError(std::string m) : Except("UnknownError: "+m){}
};
 
 
}
#endif