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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Time represents an absolute point in coordinated universal time (UTC), | 5 // Time represents an absolute point in coordinated universal time (UTC), |
6 // internally represented as microseconds (s/1,000,000) since the Windows epoch | 6 // internally represented as microseconds (s/1,000,000) since the Windows epoch |
7 // (1601-01-01 00:00:00 UTC). System-dependent clock interface routines are | 7 // (1601-01-01 00:00:00 UTC). System-dependent clock interface routines are |
8 // defined in time_PLATFORM.cc. Note that values for Time may skew and jump | 8 // defined in time_PLATFORM.cc. Note that values for Time may skew and jump |
9 // around as the operating system makes adjustments to synchronize (e.g., with | 9 // around as the operating system makes adjustments to synchronize (e.g., with |
10 // NTP servers). Thus, client code that uses the Time class must account for | 10 // NTP servers). Thus, client code that uses the Time class must account for |
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488 // https://developer.apple.com/legacy/library/#technotes/tn/tn1150.html#HFSPlu
sDates. | 488 // https://developer.apple.com/legacy/library/#technotes/tn/tn1150.html#HFSPlu
sDates. |
489 static Time FromTimeSpec(const timespec& ts); | 489 static Time FromTimeSpec(const timespec& ts); |
490 #endif | 490 #endif |
491 | 491 |
492 // Converts to/from the Javascript convention for times, a number of | 492 // Converts to/from the Javascript convention for times, a number of |
493 // milliseconds since the epoch: | 493 // milliseconds since the epoch: |
494 // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Date/g
etTime. | 494 // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Date/g
etTime. |
495 static Time FromJsTime(double ms_since_epoch); | 495 static Time FromJsTime(double ms_since_epoch); |
496 double ToJsTime() const; | 496 double ToJsTime() const; |
497 | 497 |
498 // Converts to Java convention for times, a number of | 498 // Converts to/from Java convention for times, a number of |
499 // milliseconds since the epoch. | 499 // milliseconds since the epoch. |
| 500 static Time FromJavaTime(int64_t ms_since_epoch); |
500 int64_t ToJavaTime() const; | 501 int64_t ToJavaTime() const; |
501 | 502 |
502 #if defined(OS_POSIX) | 503 #if defined(OS_POSIX) |
503 static Time FromTimeVal(struct timeval t); | 504 static Time FromTimeVal(struct timeval t); |
504 struct timeval ToTimeVal() const; | 505 struct timeval ToTimeVal() const; |
505 #endif | 506 #endif |
506 | 507 |
507 #if defined(OS_MACOSX) | 508 #if defined(OS_MACOSX) |
508 static Time FromCFAbsoluteTime(CFAbsoluteTime t); | 509 static Time FromCFAbsoluteTime(CFAbsoluteTime t); |
509 CFAbsoluteTime ToCFAbsoluteTime() const; | 510 CFAbsoluteTime ToCFAbsoluteTime() const; |
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850 static void WaitUntilInitializedWin(); | 851 static void WaitUntilInitializedWin(); |
851 #endif | 852 #endif |
852 }; | 853 }; |
853 | 854 |
854 // For logging use only. | 855 // For logging use only. |
855 BASE_EXPORT std::ostream& operator<<(std::ostream& os, ThreadTicks time_ticks); | 856 BASE_EXPORT std::ostream& operator<<(std::ostream& os, ThreadTicks time_ticks); |
856 | 857 |
857 } // namespace base | 858 } // namespace base |
858 | 859 |
859 #endif // BASE_TIME_TIME_H_ | 860 #endif // BASE_TIME_TIME_H_ |
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