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set eol-style to native
This commit is contained in:
Guenter Obiltschnig
@@ -1,260 +1,260 @@
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//
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// Timestamp.h
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//
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// $Id: //poco/1.2/Foundation/include/Poco/Timestamp.h#2 $
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//
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// Library: Foundation
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// Package: DateTime
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// Module: Timestamp
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//
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// Definition of the Timestamp class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef Foundation_Timestamp_INCLUDED
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#define Foundation_Timestamp_INCLUDED
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#include "Poco/Foundation.h"
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#include <time.h>
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namespace Poco {
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class Foundation_API Timestamp
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/// A Timestamp stores a monotonic time value
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/// with (theoretical) microseconds resolution.
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/// Timestamps can be compared with each other
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/// and simple arithmetics are supported.
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/// Timestamps are UTC (Coordinated Universal Time)
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/// based and thus independent of the timezone
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/// in effect on the system.
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{
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public:
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typedef Int64 TimeVal; /// monotonic UTC time value in microsecond resolution
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typedef Int64 UtcTimeVal; /// monotonic UTC time value in 100 nanosecond resolution
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typedef Int64 TimeDiff; /// difference between two timestamps in microseconds
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Timestamp();
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/// Creates a timestamp with the current time.
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Timestamp(TimeVal tv);
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/// Creates a timestamp from the given time value.
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Timestamp(const Timestamp& other);
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/// Copy constructor.
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~Timestamp();
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/// Destroys the timestamp
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Timestamp& operator = (const Timestamp& other);
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Timestamp& operator = (TimeVal tv);
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void swap(Timestamp& timestamp);
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/// Swaps the Timestamp with another one.
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void update();
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/// Updates the Timestamp with the current time.
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bool operator == (const Timestamp& ts) const;
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bool operator != (const Timestamp& ts) const;
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bool operator > (const Timestamp& ts) const;
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bool operator >= (const Timestamp& ts) const;
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bool operator < (const Timestamp& ts) const;
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bool operator <= (const Timestamp& ts) const;
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Timestamp operator + (TimeDiff d) const;
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Timestamp operator - (TimeDiff d) const;
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TimeDiff operator - (const Timestamp& ts) const;
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Timestamp& operator += (TimeDiff d);
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Timestamp& operator -= (TimeDiff d);
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time_t epochTime() const;
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/// Returns the timestamp expressed in time_t.
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/// time_t base time is midnight, January 1, 1970.
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/// Resolution is one second.
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UtcTimeVal utcTime() const;
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/// Returns the timestamp expressed in UTC-based
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/// time. UTC base time is midnight, October 15, 1582.
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/// Resolution is 100 nanoseconds.
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TimeVal epochMicroseconds() const;
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/// Returns the timestamp expressed in microseconds
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/// since the Unix epoch, midnight, January 1, 1970.
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TimeDiff elapsed() const;
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/// Returns the time elapsed since the time denoted by
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/// the timestamp. Equivalent to Timestamp() - *this.
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bool isElapsed(TimeDiff interval) const;
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/// Returns true iff the given interval has passed
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/// since the time denoted by the timestamp.
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static Timestamp fromEpochTime(time_t t);
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/// Creates a timestamp from a time_t.
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static Timestamp fromUtcTime(UtcTimeVal val);
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/// Creates a timestamp from a UTC time value.
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static TimeVal resolution();
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/// Returns the resolution in units per second.
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/// Since the timestamp has microsecond resolution,
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/// the returned value is always 1000000.
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#if defined(_WIN32)
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static Timestamp fromFileTimeNP(UInt32 fileTimeLow, UInt32 fileTimeHigh);
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void toFileTimeNP(UInt32& fileTimeLow, UInt32& fileTimeHigh) const;
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#endif
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private:
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TimeVal _ts;
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};
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//
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// inlines
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//
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inline bool Timestamp::operator == (const Timestamp& ts) const
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{
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return _ts == ts._ts;
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}
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inline bool Timestamp::operator != (const Timestamp& ts) const
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{
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return _ts != ts._ts;
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}
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inline bool Timestamp::operator > (const Timestamp& ts) const
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{
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return _ts > ts._ts;
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}
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inline bool Timestamp::operator >= (const Timestamp& ts) const
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{
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return _ts >= ts._ts;
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}
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inline bool Timestamp::operator < (const Timestamp& ts) const
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{
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return _ts < ts._ts;
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}
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inline bool Timestamp::operator <= (const Timestamp& ts) const
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{
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return _ts <= ts._ts;
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}
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inline Timestamp Timestamp::operator + (Timestamp::TimeDiff d) const
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{
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return Timestamp(_ts + d);
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}
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inline Timestamp Timestamp::operator - (Timestamp::TimeDiff d) const
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{
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return Timestamp(_ts - d);
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}
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inline Timestamp::TimeDiff Timestamp::operator - (const Timestamp& ts) const
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{
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return _ts - ts._ts;
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}
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inline Timestamp& Timestamp::operator += (Timestamp::TimeDiff d)
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{
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_ts += d;
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return *this;
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}
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inline Timestamp& Timestamp::operator -= (Timestamp::TimeDiff d)
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{
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_ts -= d;
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return *this;
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}
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inline time_t Timestamp::epochTime() const
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{
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return time_t(_ts/resolution());
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}
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inline Timestamp::UtcTimeVal Timestamp::utcTime() const
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{
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return _ts*10 + (TimeDiff(0x01b21dd2) << 32) + 0x13814000;
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}
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inline Timestamp::TimeVal Timestamp::epochMicroseconds() const
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{
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return _ts;
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}
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inline Timestamp::TimeDiff Timestamp::elapsed() const
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{
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Timestamp now;
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return now - *this;
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}
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inline bool Timestamp::isElapsed(Timestamp::TimeDiff interval) const
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{
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Timestamp now;
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Timestamp::TimeDiff diff = now - *this;
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return diff >= interval;
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}
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inline Timestamp::TimeVal Timestamp::resolution()
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{
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return 1000000;
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}
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inline void swap(Timestamp& s1, Timestamp& s2)
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{
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s1.swap(s2);
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}
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} // namespace Poco
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#endif // Foundation_Timestamp_INCLUDED
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//
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// Timestamp.h
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//
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// $Id: //poco/1.2/Foundation/include/Poco/Timestamp.h#2 $
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//
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// Library: Foundation
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// Package: DateTime
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// Module: Timestamp
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//
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// Definition of the Timestamp class.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef Foundation_Timestamp_INCLUDED
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#define Foundation_Timestamp_INCLUDED
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#include "Poco/Foundation.h"
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#include <time.h>
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namespace Poco {
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class Foundation_API Timestamp
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/// A Timestamp stores a monotonic time value
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/// with (theoretical) microseconds resolution.
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/// Timestamps can be compared with each other
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/// and simple arithmetics are supported.
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/// Timestamps are UTC (Coordinated Universal Time)
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/// based and thus independent of the timezone
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/// in effect on the system.
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{
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public:
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typedef Int64 TimeVal; /// monotonic UTC time value in microsecond resolution
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typedef Int64 UtcTimeVal; /// monotonic UTC time value in 100 nanosecond resolution
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typedef Int64 TimeDiff; /// difference between two timestamps in microseconds
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Timestamp();
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/// Creates a timestamp with the current time.
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Timestamp(TimeVal tv);
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/// Creates a timestamp from the given time value.
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Timestamp(const Timestamp& other);
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/// Copy constructor.
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~Timestamp();
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/// Destroys the timestamp
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Timestamp& operator = (const Timestamp& other);
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Timestamp& operator = (TimeVal tv);
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void swap(Timestamp& timestamp);
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/// Swaps the Timestamp with another one.
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void update();
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/// Updates the Timestamp with the current time.
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bool operator == (const Timestamp& ts) const;
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bool operator != (const Timestamp& ts) const;
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bool operator > (const Timestamp& ts) const;
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bool operator >= (const Timestamp& ts) const;
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bool operator < (const Timestamp& ts) const;
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bool operator <= (const Timestamp& ts) const;
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Timestamp operator + (TimeDiff d) const;
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Timestamp operator - (TimeDiff d) const;
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TimeDiff operator - (const Timestamp& ts) const;
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Timestamp& operator += (TimeDiff d);
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Timestamp& operator -= (TimeDiff d);
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time_t epochTime() const;
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/// Returns the timestamp expressed in time_t.
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/// time_t base time is midnight, January 1, 1970.
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/// Resolution is one second.
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UtcTimeVal utcTime() const;
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/// Returns the timestamp expressed in UTC-based
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/// time. UTC base time is midnight, October 15, 1582.
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/// Resolution is 100 nanoseconds.
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TimeVal epochMicroseconds() const;
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/// Returns the timestamp expressed in microseconds
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/// since the Unix epoch, midnight, January 1, 1970.
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TimeDiff elapsed() const;
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/// Returns the time elapsed since the time denoted by
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/// the timestamp. Equivalent to Timestamp() - *this.
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bool isElapsed(TimeDiff interval) const;
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/// Returns true iff the given interval has passed
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/// since the time denoted by the timestamp.
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static Timestamp fromEpochTime(time_t t);
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/// Creates a timestamp from a time_t.
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static Timestamp fromUtcTime(UtcTimeVal val);
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/// Creates a timestamp from a UTC time value.
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static TimeVal resolution();
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/// Returns the resolution in units per second.
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/// Since the timestamp has microsecond resolution,
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/// the returned value is always 1000000.
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#if defined(_WIN32)
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static Timestamp fromFileTimeNP(UInt32 fileTimeLow, UInt32 fileTimeHigh);
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void toFileTimeNP(UInt32& fileTimeLow, UInt32& fileTimeHigh) const;
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#endif
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private:
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TimeVal _ts;
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};
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//
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// inlines
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//
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inline bool Timestamp::operator == (const Timestamp& ts) const
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{
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return _ts == ts._ts;
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}
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inline bool Timestamp::operator != (const Timestamp& ts) const
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{
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return _ts != ts._ts;
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}
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inline bool Timestamp::operator > (const Timestamp& ts) const
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{
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return _ts > ts._ts;
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}
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inline bool Timestamp::operator >= (const Timestamp& ts) const
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{
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return _ts >= ts._ts;
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}
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inline bool Timestamp::operator < (const Timestamp& ts) const
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{
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return _ts < ts._ts;
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}
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inline bool Timestamp::operator <= (const Timestamp& ts) const
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{
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return _ts <= ts._ts;
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}
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inline Timestamp Timestamp::operator + (Timestamp::TimeDiff d) const
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{
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return Timestamp(_ts + d);
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}
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inline Timestamp Timestamp::operator - (Timestamp::TimeDiff d) const
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{
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return Timestamp(_ts - d);
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}
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inline Timestamp::TimeDiff Timestamp::operator - (const Timestamp& ts) const
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{
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return _ts - ts._ts;
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}
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inline Timestamp& Timestamp::operator += (Timestamp::TimeDiff d)
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{
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_ts += d;
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return *this;
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}
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inline Timestamp& Timestamp::operator -= (Timestamp::TimeDiff d)
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{
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_ts -= d;
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return *this;
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}
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inline time_t Timestamp::epochTime() const
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{
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return time_t(_ts/resolution());
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}
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inline Timestamp::UtcTimeVal Timestamp::utcTime() const
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{
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return _ts*10 + (TimeDiff(0x01b21dd2) << 32) + 0x13814000;
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}
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inline Timestamp::TimeVal Timestamp::epochMicroseconds() const
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{
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return _ts;
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}
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inline Timestamp::TimeDiff Timestamp::elapsed() const
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{
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Timestamp now;
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return now - *this;
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}
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inline bool Timestamp::isElapsed(Timestamp::TimeDiff interval) const
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{
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Timestamp now;
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Timestamp::TimeDiff diff = now - *this;
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return diff >= interval;
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}
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inline Timestamp::TimeVal Timestamp::resolution()
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{
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return 1000000;
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}
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inline void swap(Timestamp& s1, Timestamp& s2)
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{
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s1.swap(s2);
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}
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} // namespace Poco
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#endif // Foundation_Timestamp_INCLUDED
|
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