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 19 import libcore.util.Objects; 20 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 StructTimeval(long tv_sec, long tv_usec)34 private StructTimeval(long tv_sec, long tv_usec) { 35 this.tv_sec = tv_sec; 36 this.tv_usec = tv_usec; 37 } 38 fromMillis(long millis)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 toMillis()45 public long toMillis() { 46 return (tv_sec * 1000) + (tv_usec / 1000); 47 } 48 toString()49 @Override public String toString() { 50 return Objects.toString(this); 51 } 52 } 53