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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 #include "base/time/time.h" | 5 #include "base/time/time.h" |
6 | 6 |
7 #include <cmath> | 7 #include <cmath> |
8 #include <ios> | 8 #include <ios> |
9 #include <limits> | 9 #include <limits> |
10 #include <ostream> | 10 #include <ostream> |
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196 return 0; | 196 return 0; |
197 } | 197 } |
198 if (is_max()) { | 198 if (is_max()) { |
199 // Preserve max without offset to prevent overflow. | 199 // Preserve max without offset to prevent overflow. |
200 return std::numeric_limits<double>::infinity(); | 200 return std::numeric_limits<double>::infinity(); |
201 } | 201 } |
202 return (static_cast<double>(us_ - kTimeTToMicrosecondsOffset) / | 202 return (static_cast<double>(us_ - kTimeTToMicrosecondsOffset) / |
203 kMicrosecondsPerMillisecond); | 203 kMicrosecondsPerMillisecond); |
204 } | 204 } |
205 | 205 |
| 206 Time Time::FromJavaTime(int64_t ms_since_epoch) { |
| 207 return base::Time::UnixEpoch() + |
| 208 base::TimeDelta::FromMilliseconds(ms_since_epoch); |
| 209 } |
| 210 |
206 int64_t Time::ToJavaTime() const { | 211 int64_t Time::ToJavaTime() const { |
207 if (is_null()) { | 212 if (is_null()) { |
208 // Preserve 0 so the invalid result doesn't depend on the platform. | 213 // Preserve 0 so the invalid result doesn't depend on the platform. |
209 return 0; | 214 return 0; |
210 } | 215 } |
211 if (is_max()) { | 216 if (is_max()) { |
212 // Preserve max without offset to prevent overflow. | 217 // Preserve max without offset to prevent overflow. |
213 return std::numeric_limits<int64_t>::max(); | 218 return std::numeric_limits<int64_t>::max(); |
214 } | 219 } |
215 return ((us_ - kTimeTToMicrosecondsOffset) / | 220 return ((us_ - kTimeTToMicrosecondsOffset) / |
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337 return is_in_range(month, 1, 12) && | 342 return is_in_range(month, 1, 12) && |
338 is_in_range(day_of_week, 0, 6) && | 343 is_in_range(day_of_week, 0, 6) && |
339 is_in_range(day_of_month, 1, 31) && | 344 is_in_range(day_of_month, 1, 31) && |
340 is_in_range(hour, 0, 23) && | 345 is_in_range(hour, 0, 23) && |
341 is_in_range(minute, 0, 59) && | 346 is_in_range(minute, 0, 59) && |
342 is_in_range(second, 0, 60) && | 347 is_in_range(second, 0, 60) && |
343 is_in_range(millisecond, 0, 999); | 348 is_in_range(millisecond, 0, 999); |
344 } | 349 } |
345 | 350 |
346 } // namespace base | 351 } // namespace base |
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