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Time.h
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251 lines (184 loc) · 4.95 KB
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//
// Time.h
//
// $Id: //poco/Main/Data/include/Poco/Data/Time.h#7 $
//
// Library: Data
// Package: DataCore
// Module: Time
//
// Definition of the Time class.
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#ifndef Data_Time_INCLUDED
#define Data_Time_INCLUDED
#include "Poco/Data/Data.h"
#include "Poco/Dynamic/VarHolder.h"
#include "Poco/Exception.h"
namespace Poco {
namespace Dynamic {
class Var;
}
class DateTime;
namespace Data {
class Date;
class Data_API Time
/// Time class wraps a DateTime and exposes time related interface.
/// The purpose of this class is binding/extraction support for time fields.
{
public:
Time();
/// Creates the Time
Time(int hour, int minute, int second);
/// Creates the Time
Time(const DateTime& dt);
/// Creates the Time from DateTime
~Time();
/// Destroys the Time.
int hour() const;
/// Returns the hour.
int minute() const;
/// Returns the minute.
int second() const;
/// Returns the second.
void assign(int hour, int minute, int second);
/// Assigns time.
Time& operator = (const Time& t);
/// Assignment operator for Time.
Time& operator = (const DateTime& dt);
/// Assignment operator for DateTime.
Time& operator = (const Poco::Dynamic::Var& var);
/// Assignment operator for Var.
bool operator == (const Time& time);
/// Equality operator.
bool operator != (const Time& time);
/// Inequality operator.
bool operator < (const Time& time);
/// Less then operator.
bool operator > (const Time& time);
/// Greater then operator.
private:
int _hour;
int _minute;
int _second;
};
//
// inlines
//
inline int Time::hour() const
{
return _hour;
}
inline int Time::minute() const
{
return _minute;
}
inline int Time::second() const
{
return _second;
}
inline Time& Time::operator = (const Time& t)
{
assign(t.hour(), t.minute(), t.second());
return *this;
}
inline Time& Time::operator = (const DateTime& dt)
{
assign(dt.hour(), dt.minute(), dt.second());
return *this;
}
inline bool Time::operator == (const Time& time)
{
return _hour == time.hour() &&
_minute == time.minute() &&
_second == time.second();
}
inline bool Time::operator != (const Time& time)
{
return !(*this == time);
}
inline bool Time::operator > (const Time& time)
{
return !(*this == time) && !(*this < time);
}
} } // namespace Poco::Data
//
// VarHolderImpl<Time>
//
namespace Poco {
namespace Dynamic {
template <>
class VarHolderImpl<Poco::Data::Time>: public VarHolder
{
public:
VarHolderImpl(const Poco::Data::Time& val): _val(val)
{
}
~VarHolderImpl()
{
}
const std::type_info& type() const
{
return typeid(Poco::Data::Time);
}
void convert(Poco::Timestamp& val) const
{
Poco::DateTime dt;
dt.assign(dt.year(), dt.month(), dt.day(), _val.hour(), _val.minute(), _val.second());
val = dt.timestamp();
}
void convert(Poco::DateTime& val) const
{
Poco::DateTime dt;
dt.assign(dt.year(), dt.month(), dt.day(), _val.hour(), _val.minute(), _val.second());
val = dt;
}
void convert(Poco::LocalDateTime& val) const
{
Poco::LocalDateTime ldt;
ldt.assign(ldt.year(), ldt.month(), ldt.day(), _val.hour(), _val.minute(), _val.second());
val = ldt;
}
void convert(std::string& val) const
{
DateTime dt(0, 1, 1, _val.hour(), _val.minute(), _val.second());
val = DateTimeFormatter::format(dt, "%H:%M:%S");
}
VarHolder* clone(Placeholder<VarHolder>* pVarHolder = 0) const
{
return cloneHolder(pVarHolder, _val);
}
const Poco::Data::Time& value() const
{
return _val;
}
private:
VarHolderImpl();
Poco::Data::Time _val;
};
} } // namespace Poco::Dynamic
#endif // Data_Time_INCLUDED