Elliott Hughes | 5d930ca | 2014-04-23 17:53:37 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.system; |
| 18 | |
Elliott Hughes | fe77f81 | 2014-04-29 17:59:30 -0700 | [diff] [blame] | 19 | import libcore.util.Objects; |
| 20 | |
Elliott Hughes | 5d930ca | 2014-04-23 17:53:37 -0700 | [diff] [blame] | 21 | /** |
| 22 | * Corresponds to C's {@code struct timeval} from |
| 23 | * <a href="http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_time.h.html"><sys/time.h></a> |
| 24 | * |
| 25 | * @hide |
| 26 | */ |
| 27 | public final class StructTimeval { |
| 28 | /** Seconds. */ |
| 29 | public final long tv_sec; |
| 30 | |
| 31 | /** Microseconds. */ |
| 32 | public final long tv_usec; |
| 33 | |
| 34 | private StructTimeval(long tv_sec, long tv_usec) { |
| 35 | this.tv_sec = tv_sec; |
| 36 | this.tv_usec = tv_usec; |
| 37 | } |
| 38 | |
Elliott Hughes | 5d930ca | 2014-04-23 17:53:37 -0700 | [diff] [blame] | 39 | public static StructTimeval fromMillis(long millis) { |
| 40 | long tv_sec = millis / 1000; |
| 41 | long tv_usec = (millis - (tv_sec * 1000)) * 1000; |
| 42 | return new StructTimeval(tv_sec, tv_usec); |
| 43 | } |
| 44 | |
| 45 | public long toMillis() { |
| 46 | return (tv_sec * 1000) + (tv_usec / 1000); |
| 47 | } |
| 48 | |
| 49 | @Override public String toString() { |
Elliott Hughes | fe77f81 | 2014-04-29 17:59:30 -0700 | [diff] [blame] | 50 | return Objects.toString(this); |
Elliott Hughes | 5d930ca | 2014-04-23 17:53:37 -0700 | [diff] [blame] | 51 | } |
| 52 | } |